35 24 00a - Sediment Sampling.pdf

Newport Bay Harbor

Maintenance Dredging

Solicitation: W912PL25B0002

April 2025

Attachment:

Sediment Sampling Information

Contents:

1. Boring locations, logs and sediment testing data. (Diaz—Yourman October 2024)

2. Confined Aquatic Disposal Site boring locations, logs and sediment testing data. (Diaz-

Yourman September 2022)

3. Boring locations and field logs. (Anchor QEA May 2019)

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 7. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 suitability based on the 2024 results for the Turning Basin

December 2024 17

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 8. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Main Channel North Area 1 and Main Channel North Area 2 Location 1 (the hatched area representing Main Channel North Area 2 is marginal for ocean disposal based on the 2024 results)

December 2024 18

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Locations analyzed individually and not included in the MSN2 Composite sample

Figure 9. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Main Channel North Area 2 and Main Channel North Area 3 Location 1 (the hatched area representing Main Channel North Area 2 is marginal for ocean disposal based on the 2024 results)

December 2024 19

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 10. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Main Channel North Area 3 Locations 2, 3, and 4 and Bay Island Yacht Anchorage North Locations 1 and 6

December 2024 20

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 11. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Main Channel North Area 4

December 2024 21

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 12. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Bay Island Yacht Anchorage Sampling Locations

December 2024 22

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2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 13. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Newport Channel Area 1 Locations 1 and 2

December 2024 23

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 14. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Newport Channel Area 1 Locations 3 and 4 and Newport Channel Area 2 Locations 1, 2, and 3

December 2024 24

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Sampling and Analysis Plan Report Lower Newport Bay Federal Navigation Channels

2024 Confirmatory Environmental/Geotechnical Sampling and Testing Investigation

2024 shoaled areas unsuitable for LA-3 disposal

2024 shoaled areas suitable for LA-3 disposal

Figure 15. Bathymetric Data (June 2023), Dredge Boundaries, Sampling Locations, and LA-3 Suitability Based on the 2024 Results for the Newport Channel Area 2 Location 4 and Newport Channel Area 3

December 2024 25

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C1

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

Source Classification

NBH-VC24-BIME-01

NBH-VC24-BIME-02

NBH-VC24-BIME-03

NBH-VC24-BIME-04

NBH-VC24-BIMW-01

NBH-VC24-BIMW-02

NBH-VC24-BIMW-03

NBH-VC24-BIMW-04

Symbol

-11.1 to -17.0

-11.8 to -17.0

-11.6 to -17.0

-11.4 to -17.0

-11.7 to -17.0

-12.8 to -17.0

-11.2 to -17.0

-11.2 to -17.0

Elevation (ft, MLLW)

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C2

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY (CH)

FAT CLAY (CH)

SANDY LEAN CLAY (CL)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

NBH-VC24-BIN-01

NBH-VC24-BIN-02

NBH-VC24-BIN-03

NBH-VC24-BIN-04

NBH-VC24-BIN-05

NBH-VC24-BIN-06

NBH-VC24-BIS-01

NBH-VC24-BIS-02

Symbol

-11.8 to -17.0

-11.7 to -17.0

-12.3 to -17.0

-11.5 to -17.0

-12.1 to -17.0

-11.6 to -17.0

-11.7 to -17.0

-11.3 to -17.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C3

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

NBH-VC24-BIS-03

NBH-VC24-BIS-04

NBH-VC24-MCN1-01

NBH-VC24-MCN1-02

NBH-VC24-MCN1-03

NBH-VC24-MCN1-04

NBH-VC24-MCN2-01

NBH-VC24-MCN2-02

Symbol

-11.5 to -17.0

-11.4 to -17.0

-17.9 to

-17.5 to -22.0

-18.0 to -22.0

-16.6 to -22.0

-17.8 to -22.0

-17.2 to -22.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C4

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY WITH SAND (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY WITH SAND (CH)

FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY (CH)

NBH-VC24-MCN2-03

NBH-VC24-MCN2-04

NBH-VC24-MCN2-05

NBH-VC24-MCN2-06

NBH-VC24-MCN2-07

NBH-VC24-MCN3-01

NBH-VC24-MCN3-02

NBH-VC24-MCN3-03

Symbol

-17.0 to -21.0

-17.3 to -22.0

-17.4 to -22.0

-18.0 to -22.0

-17.7 to -22.0

-17.4 to -22.0

-17.3 to -22.0

-17.9 to -22.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C5

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

FAT CLAY (CH)

FAT CLAY WITH SAND (CH)

POORLY GRADED SAND (SP)

SANDY FAT CLAY (CH)

SANDY FAT CLAY (CH)

NBH-VC24-MCN3-04

NBH-VC24-MCN4-01

NBH-VC24-MCN4-02

NBH-VC24-MCN4-03

NBH-VC24-MCN4-04

NBH-VC24-NC1-01

NBH-VC24-NC1-02

NBH-VC24-NC1-02

Symbol

-18.3 to -22.0

-18.5 to -22.0

-19.3 to -22.0

-19.2 to -22.0

-18.1 to -22.0

-11.9 to -17.0

-12.2 to -17.0

-12.3 to -14.3

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C6

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

POORLY GRADED SAND (SP)

SANDY FAT CLAY (CH)

SANDY FAT CLAY (CH)

POORLY GRADED SAND (SP)

FAT CLAY (CH)

FAT CLAY (CH)

POORLY GRADED SAND WITH SILT (SP-SM)

NBH-VC24-NC1-02

NBH-VC24-NC1-03

NBH-VC24-NC1-03

NBH-VC24-NC1-03

NBH-VC24-NC1-04

NBH-VC24-NC1-04

NBH-VC24-NC1-04

NBH-VC24-NC2-01

Symbol

-14.3 to -17.0

-11.2 to -17.0

-11.3 to -13.6

-13.6 to -17.0

-11.0 to -17.0

-11.1 to -15.0

-15.7 to -17.7

-10.1 to -17.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C7

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY (CH)

POORLY GRADED SAND (SP)

CLAYEY SAND (SC)

CLAYEY SAND (SC)

POORLY GRADED SAND (SP)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

POORLY GRADED SAND (SP)

NBH-VC24-NC2-01

NBH-VC24-NC2-01

NBH-VC24-NC2-02

NBH-VC24-NC2-02

NBH-VC24-NC2-02

NBH-VC24-NC2-03

NBH-VC24-NC2-03

NBH-VC24-NC2-03

Symbol

-10.2 to -11.8

-11.8 to -17.0

-11.1 to -17.0

-11.2 to -13.6

-13.6 to -17.0

-10.4 to -17.0

-10.5 to -13.2

-13.2 to -17.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C8

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

POORLY GRADED SAND (SP)

FAT CLAY (CH)

FAT CLAY (CH)

POORLY GRADED SAND (SP)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

NBH-VC24-NC2-04

NBH-VC24-NC2-04

NBH-VC24-NC2-04

NBH-VC24-NC3-01

NBH-VC24-NC3-01

NBH-VC24-NC3-01

NBH-VC24-NC3-02

NBH-VC24-NC3-02

Symbol

-10.7 to -17.0

-10.8 to -13.1

-13.1 to -17.0

-10.5 to -17.0

-10.6 to -13.4

-13.4 to -17.0

-10.2 to -17.0

-10.3 to -14.4

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C9

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

POORLY GRADED SAND (SP)

FAT CLAY WITH SAND (CH)

FAT CLAY WITH SAND (CH)

POORLY GRADED SAND (SP)

SANDY FAT CLAY (CH)

SANDY FAT CLAY (CH)

POORLY GRADED SAND WITH SILT (SP-SM)

SANDY FAT CLAY (CH)

NBH-VC24-NC3-02

NBH-VC24-NC3-03

NBH-VC24-NC3-03

NBH-VC24-NC3-03

NBH-VC24-NC3-04

NBH-VC24-NC3-04

NBH-VC24-NC3-04

NBH-VC24-TB-01

Symbol

-14.4 to -17.0

-9.8 to -17.0

-9.9 to -11.8

-11.8 to -17.0

-11.1 to -17.0

-11.2 to -12.3

-12.3 to -17.0

-18.4 to -22.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C10

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

SANDY FAT CLAY (CH)

FAT CLAY (CH)

FAT CLAY WITH SAND (CH)

FAT CLAY (CH)

FAT CLAY WITH SAND (CH)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

NBH-VC24-TB-02

NBH-VC24-TB-03

NBH-VC24-TB-04

NBH-VC24-TB-05

NBH-VC24-TB-06

NBNS24-1-01

NBNS24-1-02

NBNS24-1-03

Symbol

-17.7 to -22.0

-17.7 to -22.0

-18.1 to -22.0

-19.4 to -22.0

-19.4 to -22.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C11

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND WITH SILT (SP-SM)

NBNS24-1-04

NBNS24-1-05

NBNS24-1-06

NBNS24-1-E

NBNS24-1-W

NBNS24-2-01

NBNS24-2-02

NBNS24-2-03

Symbol

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C12

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

POORLY GRADED SAND (SP)

POORLY GRADED SAND (SP)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND (SP)

NBNS24-2-04

NBNS24-2-05

NBNS24-2-06

NBNS24-2-E

NBNS24-3-01

NBNS24-3-02

NBNS24-3-03

NBNS24-3-04

Symbol

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

0.0010.010.1110100

PLATEPARTICLE SIZE ANALYSIS

0.005

Project No. 2020-025.15

SILT or CLAY

P E

R C

E N

T F

IN

E

R B

Y W

E

IG

H T

Fine

USACE Lower Newport Harbor

T em pl at e:

D

Y _S

IE

V

E _W

IN

_V

IB

R

A C

O R

E

Coarse

SAND

U.S. Standard Sieve Size (in.)

Hydrometer

8 30

GRAVEL

5 0.5

U.S. Standard Sieve Numbers

2 50

0.05

GRAIN SIZE IN MILLIMETERS

3 100

Fine

8 4

Coarse Medium

Laboratory Testing by: CESPL

C13

COBBLES

Liquid Limit (%)

Plasticity M. C. (%)

% Passing #200 Sieve

Natural Index (%)

POORLY GRADED SAND (SP)

POORLY GRADED SAND WITH SILT (SP-SM)

POORLY GRADED SAND WITH SILT (SP-SM)

NBNS24-3-05

NBNS24-3-06

NBNS24-3-W

Symbol

0.0 to -1.0

0.0 to -1.0

0.0 to -1.0

S1

SZ

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace shell fragments

@ 1.8': medium stiff; medium plasticity

@ 2.2': 0.5" layer of SILTY SAND (SM)

@ 5.0': stiff

Z Layer

Not sampled

Bottom of vibracore at 8.6 feet.

2.0 feet of overdepth at 3.9 feet.

Not sampled below 6.9 feet.

966393-11.1

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace shell fragments

@ 1.8': medium stiff; medium plasticity

@ 2.2': 0.5" layer of SILTY SAND (SM)

@ 5.0': stiff

Z Layer

Not sampled

Bottom of vibracore at 8.6 feet.

2.0 feet of overdepth at 3.9 feet.

Not sampled below 6.9 feet.

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace shell fragments

@ 1.8': medium stiff; medium plasticity

@ 2.2': 0.5" layer of SILTY SAND (SM)

@ 5.0': stiff

Z Layer

Not sampled

Bottom of vibracore at 8.6 feet.

2.0 feet of overdepth at 3.9 feet.

Not sampled below 6.9 feet.

-11.1

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

DW Hood

CHECKED BY:LOGGED BY:

8.6/5.9

-11.1

TIDAL STAGE (feet):

SAMPLING METHOD:

DATE COMPLETED:

MUDLINE ELEVATION AND DATUM (feet):

EQUIPMENT:

11.9

PENETRATION (feet): 9.0

0.8

OPERATOR:

DATE STARTED:

WATER DEPTH (feet):

10/2/24

Vibracore

10/2/24

TF

10/2/24

33.607654 -117.906856

VIBRACORE LOCATION:

SAMPLE RECOVERED/NEEDED (feet):

LONGITUDE:LATITUDE:

AS

A1

-15

-20

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIME-01

Top of Overdepth

POORLY GRADED SAND (SP): greenish gray; wet; medium dense; medium to fine SAND; micaceous; trace shell fragments

S1 41209

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.597462

CB

-117.898933

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B1 Project No. 2020-025.15

USACE Lower Newport Harbor

Newport Beach, CA

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-01

POORLY GRADED SAND (SP): dark greenish gray; wet;

fragments

S1 41205

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.597368

CB

-117.898071

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B2 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-02

medium dense; medium to fine SAND; micaceous

S1 31200

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.596912

CB

-117.896984

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B3 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-03

medium dense; medium to fine SAND; micaceous; trace shell fragments

S1 21156

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.596481

CB

-117.895604

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B4 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-04

POORLY GRADED SAND (SP): gray; wet; medium dense;

medium to fine SAND; micaceous; trace shell fragments

S1 21152

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.596225

CB

-117.894727

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B5 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-05

dense; medium to fine SAND; trace fine GRAVEL; micaceous

S1 41148

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.59562

CB

-117.893415

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B6 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-06

dense; fine SAND; micaceous

S1 31144

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.594783

CB

-117.891556

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B7 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-E

dense; fine SAND; micaceous

S1 51215

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.598673

CB

-117.902599

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B8 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-1-W

POORLY GRADED SAND with SILT (SP-SM): dark greenish gray; wet; medium dense; fine SAND; micaceous; trace shell fragments

S1 71250

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.602517

CB

-117.918422

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B9 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-01

gray; wet; dense; fine SAND; micaceous

S1 61246

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.602112

CB

-117.917038

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B10 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-02

fragments; trace human debris

S1 41239

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.60157

CB

-117.914969

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B11 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-03

medium to fine SAND; micaceous; trace shell fragments

S1 51235

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.601583

CB

-117.913792

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B12 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-04

medium dense; coarse to fine SAND; trace fine GRAVEL;

micaceous; trace shell fragments

S1 51230

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.60114

CB

-117.91194

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B13 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-05

fragments

S1 51226

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.60063

CB

-117.910402

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B14 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-06

gray; wet; medium dense; fine SAND; micaceous

S1 71221

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.599793

CB

-117.906766

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B15 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-2-E

gray; wet; medium dense; fine SAND; trace vegetation

S1 41320

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.603184

CB

-117.928039

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B16 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-01

POORLY GRADED SAND with SILT (SP-SM): greenish gray;

wet; medium dense; fine SAND; micaceous; trace shell fragments; trace plant roots

S1 61316

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.603492

CB

-117.92695

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B17 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-02

dense; medium to fine SAND; micaceos; trace shell fragments; trace plant roots

S1 41313

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.603085

CB

-117.92695

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B18 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-03

dense; fine SAND; trace shell fragments

S1 51307

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.603431

CB

-117.926941

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B19 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-04

medium dense; fine SAND; micaceous

S1 51303

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.603344

CB

-117.926431

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B20 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-05

fragments

S1 51259

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.602964

CB

-117.925707

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B21 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-06

POORLY GRADED SAND with SILT (SP-SM): greenish gray;

wet; dense; fine SAND; micaceous

S1 81254

CHECKED BY:LOGGED BY:

LONGITUDE:

EQUIPMENT: SAMPLING METHOD:

DATE COMPLETED:DATE STARTED: 10/7/25

OPERATOR:

Van Veen

JS

LATITUDE:

See Figure No. 2

10/7/25

33.602938

CB

-117.920313

WATER DEPTH (feet): TIDAL STAGE (feet):

10/7/25

MUDLINE ELEVATION (MLLW):

Grab

SAMPLE LOCATION:

DESCRIPTION

#2

S ie ve

E le va tio n

Li m it

P er ce nt

P as si ng

(f ee t)

(f ee t)

S am pl e

N o.

S am pl in g T im e

F ie ld U nc

C om p.

S tr ts f)

D ep th

S am pl er

S ym bo l

P la st ic ity In de x

M oi st ur e C on te nt

Li qu id

O th er T es ts

T em pl at e:

B

E A

C H

N E

A R

S H

O R

E G

R A

B

P rj

ID

: 2

0-

5.

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

PLATE

B22 Project No. 2020-025.15

USACE Lower Newport Harbor

LOG OF BEACH NEARSHORE GRAB SAMPLES NBNS24-3-W

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.7': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 7.2 feet.

2.0 feet of overdepth at 3.2 feet.

Not sampled below 6.2 feet.

945890-11.8

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.7': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 7.2 feet.

2.0 feet of overdepth at 3.2 feet.

Not sampled below 6.2 feet.

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.7': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 7.2 feet.

2.0 feet of overdepth at 3.2 feet.

Not sampled below 6.2 feet.

-11.8

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

DW Hood

CHECKED BY:LOGGED BY:

7.2/5.2

-11.8

TIDAL STAGE (feet):

SAMPLING METHOD:

DATE COMPLETED:

MUDLINE ELEVATION AND DATUM (feet):

EQUIPMENT:

12.8

PENETRATION (feet): 7.5

1.0

OPERATOR:

DATE STARTED:

WATER DEPTH (feet):

10/2/24

Vibracore

10/2/24

TF

10/2/24

33.607989 -117.905519

VIBRACORE LOCATION:

SAMPLE RECOVERED/NEEDED (feet):

LONGITUDE:LATITUDE:

AS

A2

-15

-20

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIME-02

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity

@ 2.2': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 9.1 feet.

2.0 feet of overdepth at 3.4 feet.

Not sampled below 6.4 feet.

995891-11.6

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity

@ 2.2': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 9.1 feet.

2.0 feet of overdepth at 3.4 feet.

Not sampled below 6.4 feet.

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity

@ 2.2': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 9.1 feet.

2.0 feet of overdepth at 3.4 feet.

Not sampled below 6.4 feet.

-11.6

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

DW Hood

CHECKED BY:LOGGED BY:

9.1/5.4

-11.6

TIDAL STAGE (feet):

SAMPLING METHOD:

DATE COMPLETED:

MUDLINE ELEVATION AND DATUM (feet):

EQUIPMENT:

12.6

PENETRATION (feet): 8.6

1.0

OPERATOR:

DATE STARTED:

WATER DEPTH (feet):

10/2/24

Vibracore

10/2/24

TF

10/2/24

33.606839 -117.907253

VIBRACORE LOCATION:

SAMPLE RECOVERED/NEEDED (feet):

LONGITUDE:LATITUDE:

AS

A3

-15

-20

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIME-03

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.1': 0.5" layer of SILTY SAND (SM) @ 2.2': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 8.2 feet.

2.0 feet of overdepth at 3.6 feet.

Not sampled below 6.6 feet.

955887-11.4

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.1': 0.5" layer of SILTY SAND (SM) @ 2.2': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 8.2 feet.

2.0 feet of overdepth at 3.6 feet.

Not sampled below 6.6 feet.

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.1': 0.5" layer of SILTY SAND (SM) @ 2.2': medium stiff; medium plasticity

Z Layer

Not sampled

Bottom of vibracore at 8.2 feet.

2.0 feet of overdepth at 3.6 feet.

Not sampled below 6.6 feet.

-11.4

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

DW Hood

CHECKED BY:LOGGED BY:

8.2/5.6

-11.4

TIDAL STAGE (feet):

SAMPLING METHOD:

DATE COMPLETED:

MUDLINE ELEVATION AND DATUM (feet):

EQUIPMENT:

12.2

PENETRATION (feet): 8.0

0.8

OPERATOR:

DATE STARTED:

WATER DEPTH (feet):

10/2/24

Vibracore

10/2/24

TF

10/2/24

33.607659 -117.906218

VIBRACORE LOCATION:

SAMPLE RECOVERED/NEEDED (feet):

LONGITUDE:LATITUDE:

AS

A4

-15

-20

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIME-04

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.8': medium stiff

Z Layer

Not sampled

985891-11.7

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.8': medium stiff

Z Layer

Not sampled

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND; slightly micaceous; trace shell fragments

@ 2.8': medium stiff

Z Layer

Not sampled

-11.7

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

DW Hood

CHECKED BY:LOGGED BY:

10.7/5.3

-11.7

TIDAL STAGE (feet):

SAMPLING METHOD:

DATE COMPLETED:

MUDLINE ELEVATION AND DATUM (feet):

EQUIPMENT:

15.5

PENETRATION (feet): 9.5

3.8

OPERATOR:

DATE STARTED:

WATER DEPTH (feet):

10/2/24

Vibracore

10/2/24

TF

10/2/24

33.60768 -117.909189

VIBRACORE LOCATION:

SAMPLE RECOVERED/NEEDED (feet):

LONGITUDE:LATITUDE:

AS

A5

-15

-20

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIMW-01

Bottom of vibracore at 10.7 feet.

2.0 feet of overdepth at 3.3 feet.

Not sampled below 6.3 feet.

Bottom of vibracore at 10.7 feet.

2.0 feet of overdepth at 3.3 feet.

Not sampled below 6.3 feet.

Bottom of vibracore at 10.7 feet.

2.0 feet of overdepth at 3.3 feet.

Not sampled below 6.3 feet.

E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f ee t)

S am pl e

N um be r

S am pl e DESCRIPTION pa ss in g si ev e

P la st ic ity In de x

T im e .D ep th

S am pl er

S ym bo l

Li qu id li m it

O th er

A6

-25

-30

PLATE

T em pl at e:

V

B R

A C

O R

E -2

7;

P rj

ID

: 2

-0

.1

N E

W P

O R

T B

A Y

-D Y

A -G

IS

1.

G P

J

USACE Lower Newport Harbor

PLATE

Project No. 2020-025.15

LOG OF VIBRACORE NBH-VC24-BIMW-01

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND

@ 1.6': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 8.3 feet.

2.0 feet of overdepth at 2.2 feet.

Not sampled below 5.2 feet.

965585-12.8

-17

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND

@ 1.6': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 8.3 feet.

2.0 feet of overdepth at 2.2 feet.

Not sampled below 5.2 feet.

FAT CLAY (CH): dark greenish gray mottled black; wet; very stiff; high plasticity; trace fine SAND

@ 1.6': medium stiff; medium plasticity; trace shell fragments

Z Layer

Not sampled

Bottom of vibracore at 8.3 feet.

2.0 feet of overdepth at 2.2 feet.

Not sampled below 5.2 feet.

-12.8

-17

Bottom of Overdepth

See Figure No. 2 E le va tio n

E le va tio n (f ee t)

M oi st ur e co nt en t

(f ee t)

(f…