Exhibit C - UST Closure Inspection Report.docx
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- Attached to
- Master Agreement AZ|CTR067133
- Contract number
- CTR067133
- Issued by
- Arizona
About this file
This document is an Underground Storage Tank (UST) Closure Inspection Report prepared by the Arizona Department of Environmental Quality (ADEQ) for a specific facility undergoing UST decommissioning. The report is a detailed inspection form designed to document the comprehensive process of removing underground storage tanks, including facility conditions, tank information, removal procedures, sampling protocols, and environmental assessment requirements.
The document does not contain contract pricing, goods, services, or commercial terms. Instead, it is a standardized technical inspection form that meticulously tracks the UST closure process, including details about tank removal, soil and water sampling, evidence of potential environmental releases, disposal procedures, and regulatory compliance. The form captures extensive technical information such as tank specifications, removal methods, sampling locations, PID meter readings, and photographic documentation of the UST closure activities. The primary purpose is to ensure environmental safety and regulatory adherence during underground storage tank decommissioning.
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BPM005267 Exhibit C
UST CLOSURE INSPECTION REPORT
ARIZONA DEPARTMENT OF ENVIRONMENTAL QUALITY
1110 West Washington Street, Phoenix, Arizona 85007 ADEQ Help Line (In-State Only) 1-800-234-5677
| INSPECTION INFORMATION |
| ADEQ Plan Review # |
| DC |
| Closure Date(s) |
Arrival Time
Departure Time
Number of days inspector will be needed on-site to observe the removal of USTs, dispenser sumps, and piping and observe all sampling
| State Program |
| Choose an item. |
| Evidence of Release |
| Choose an item. |
| FACILITY INFORMATION |
Facility Name
| ADEQ Facility ID |
| 0-0 |
Facility Address
| Facility County | |
| Choose an item. | Facility City & ZIP |
SYSTEM OWNER INFORMATION
UST Owner Name
Mailing Address
Owner Contact Name
Contact Title
Owner Contact Email
Contact Phone #
Owner’s On-Site Rep
Title / Company
On-site Rep Email
On-site Rep Phone
DECOMMISSIONING SERVICE PROVIDER INFORMATION
Service Provider Company
Service Provider Address
Service Provider Name
| ADEQ Certification # |
| D0 |
Email Address
Office Phone #
ENVIRONMENTAL COMPANY INFORMATION
Environmental Company
Company Address
Registered Professional
Office Phone #
Registered Professional Email
Primary Phone #
On-Site Rep Name / Title
On-Site Rep Email Address
Primary Phone #
Additional On-Site Personnel
| Documented Depth to Groundwater? |
| ‘ BGS |
AZDEQ REPRESENTATIVE INFORMATION
AZDEQ Rep
AZDEQ Rep Title
Phone Number
Accompanied by
Title
FACILITY CONDITIONS
| Tank Usage |
| Choose an item. |
| Type of Surface Materials (Gravel, Concrete, Asphalt, etc) |
Condition of Surface (New, Degraded, Cracked, etc)
Significant Precipitation (Rain or Snow) Immediately Prior to or During Excavation Activities at the Facility
Facility Currently Occupied (Closed, Active, Razed, etc)
Type of Business (Auto Repair, Tire Shop, Office, etc)
OPEN SUSPECTED RELEASE/S ( ☐ No OPEN Suspected Releases in AZURITE)
Suspected Release #
Date Reported
Location Information
Suspected Release #
Date Reported
Location Information
OPEN CONFIRMED RELEASE/S ( ☐ No OPEN Confirmed Releases in AZURITE)
LUST #
Date Confirmed
Location Information
LUST #
Date Confirmed
Location Information
EVIDENCE OF RELEASE OBSERVED DURING CLOSURE ACTIVITIES
| Evidence of Release | |
| Choose an item. | (If No Evidence of Release, Skip this Section) |
| If Yes, Select Each Applicable Option |
| ☐ Stained Soil ☐ Odors ☐ Vapors ☐ Sheen ☐ Free Product on Groundwater |
| Identify UST System Component(s) (provide comments below) |
| ☐ UST(s) ☐ Piping ☐ Dispenser(s) |
| Able to Identify Location of Release (provide comments below) |
| Choose an item. |
| Additional Areas Sampled Due to Evidence of Release (provide comments below) |
| Choose an item. |
| Service Provider’s estimate of quantity of stockpiled PCS |
| Choose an item. |
| ADEQ Release Reporting Form Completed (to be submitted within 24 hours) by |
| Choose an item. |
| COMMENTS regarding Evidence of Release |
TANK INFORMATION (LIST COMPARTMENTS IN SEPARATE COLUMNS)
Tank ID #
Installation Date
| Tank Status | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Date Placed in |
Temporary Closure
Reason for being placed in Temporary Closure
| Tank Material Construction | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Cathodic Protection | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Tank Wall Type | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Annular Space | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Appearance of Relining | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| COMMENT on Relining |
Tank Manufacturer
Tank Model
Tank UL or Serial #
Tank Diameter
Tank Length
| Compartmentalized Tank | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Compartment Capacity |
| PRODUCT | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Anchorage Method | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Does site use remote fill? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Remote fill location | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Does underground remote fill have spill bucket? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Was either STP or Fill near center of UST? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Fill riser location on UST |
| Spill Bucket | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| STP location on UST |
| STP containment sump | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Manifolded Tank? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Type of Manifold | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Manifolded to T# |
FOR USTs CLOSED IN PLACE: N/A ☐
Identify inert material(s) used to fill UST
| Confirm the UST was completely filled | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Vent line was disconnected or removed | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
UST REMOVAL INFORMATION
Tank ID #
| Closure Activity for USTs | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Date contents removed |
| Product removed from associated piping | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| All piping, dispensers, and ancillary equipment capped or removed | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| UST damaged during excavation | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Comment on |
excavation damage
Date of TRIPLE RINSE
Triple Rinse conducted by
| All liquid / residue removed from UST | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Vent line connected until UST free of vapors | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| UST openings plugged so vapors exit through vent | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Vapor-free method used | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| If inerted, total pounds of dry ice purchased. (attach receipt or include photo of receipt) | ||||
| # purchased |
If inerted, pounds of Dry Ice used per compartment (attach receipt)
| # |
| # |
| # |
| # |
| # |
GAS MONITOR Manufacturer / Model
Serial Number
Date of Last Calibration
If purged, LEL level (must be below 10% LEL)
| % |
| % |
| % |
| % |
| % |
If inerted, O2 level (must be below 7% O2)
| % |
| % |
| % |
| % |
| % |
Time removed from basin
COMMENTS regarding removal of USTs
OBSERVATIONS DURING VISUAL INSPECTION OF UST after placed on level ground and blocked/secured:
| Cracks / Breaches | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Staining on UST | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Bedding material discolored | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Comment on cracks / breaches / staining |
DISPOSAL OF USTs
Tank ID #
Disposal of Removed UST
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| For USTs to be removed from the site, LABELING ON USTs SHOULD INCLUDE: |
ON END OF ALL USTs:
· ADEQ # DCxxxx.xxx
· Tank’s former contents such as UNLEADED 87; PREMIUM 91; DIESEL; . . .
· the date of removal
· Tank #
· inerted: % O2 --OR-- purged: % LEL
· NOT FOR REUSE
ON SIDE OF USTs undergoing Transfer of Ownership:
· NOT FOR STORAGE OF FOOD OR LIQUIDS for HUMANS or ANIMALS
| UST labeled appropriately before being removed from site | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Tanks that are to be sold as scrap or destroyed: punctured, cut, drilled to prevent reuse | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Vent hole (1/8” in uppermost part of tank) installed prior to removing UST from site | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
USTs removed during these closure activities ARE NOT SUITABLE FOR STORAGE OF FOOD OR LIQUIDS for HUMANS or ANIMALS (API 1604) and are not to be re-used in this manner.
Final Disposal of USTs: Provide documentation regarding the disposal of the USTs by submitting a copy of the Certificate of Destruction or Bill of Sale for each UST removed during these closure activities to USTPlanReview@azdeq.gov.
Destination
Comments regarding the disposal of the USTs
SAMPLING WITHIN UST BASIN
| Water present in UST basin? |
| Choose an item. |
| Sheen or Free Product observed in UST basin? |
| Choose an item. |
| If water or sheen is present, was the water in the UST basin sampled? |
| Choose an item. |
| Documented number of water samples collected in the UST basin |
| If groundwater is present in the UST basin, were soil samples collected from native soils along the excavation walls at the soil-water interface at both ends of the USTs? |
| Choose an item. |
| Bedrock or Caliche encountered beneath the tank system? |
| Choose an item. |
| If bedrock or caliche was encountered, were samples of fine grained backfill material collected beneath the tank system? |
| Choose an item. |
| Tank ID # |
| Product | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| X’ from grade to native soil at bottom of UST basin |
Time soil sampling began
Time between UST removal and sampling
| Soil samples were collected | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Comments about |
soil samples
| Soil samples were collected in native soil | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Shallow samples were collected at x’ below grade |
Deepest samples were collected at x’ below grade
Number of soil samples collected beneath UST
Documented number of soil samples collected beneath the USTs
| Lowest PID reading |
| ppm |
| ppm |
| ppm |
| ppm |
| ppm |
| Highest PID reading |
| ppm |
| ppm |
| ppm |
| ppm |
| ppm |
Evidence of Release?
(add comment below)
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
Additional soil samples were collected below the initial set of samples where Evidence of Release occurred (add comment below)
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| COMMENTS regarding sampling and/or Evidence of Release for USTs |
DISPENSER INFORMATION
| Dispenser Description | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Number of Dispensers |
Dispenser Manufacturer (if available)
Dispenser Model
| Product at Dispenser | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Product at Dispenser | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Product at Dispenser | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Product at Dispenser | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Are under-dispenser containment (UDC) sumps present beneath dispensers? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| UDC Manufacturer |
UDC model
| Location of UDC penetrations | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Were dispensers in place prior to closure activities? | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| # of shear valves per dispenser |
COMMENTS about dispensers
PIPING INFORMATION
Tank ID #
| Product | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| UNDERGROUND Piping | ||||
| UNDERGROUND | ||||
| UNDERGROUND | ||||
| UNDERGROUND | ||||
| UNDERGROUND | ||||
| UNDERGROUND |
| Closure Activity for Piping | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Manufacturer |
Piping Model (if available)
| System Type | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Material | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Cathodic Protection | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Wall Type | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Approximate Piping Length |
| Transition Sump | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| ABOVEGROUND Piping | ||||
| ABOVEGROUND | ||||
| ABOVEGROUND | ||||
| ABOVEGROUND | ||||
| ABOVEGROUND | ||||
| ABOVEGROUND |
| Closure Activity for Piping | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Manufacturer |
Piping Model (if available)
| System Type | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Material | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Piping Wall Type | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Approximate Piping Length |
COMMENTS about piping
FOR PIPING CLOSED IN PLACE: N/A ☐
| Confirm the piping was emptied | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| Confirm the piping was capped at both ends | ||||
| Choose an item. | Choose an item. | Choose an item. | Choose an item. | Choose an item. |
| COMMENTS about piping closed in place |
| SAMPLING OF PIPING and DISPENSING AREAS |
| DISPENSERS |
| PIPING |
| Is water present beneath the piping or dispensers? | |
| Choose an item. | Choose an item. |
| Is sheen or free product observed beneath the piping or dispensers? | |
| Choose an item. | Choose an item. |
| If water or sheen is present, was the water sampled? | |
| Choose an item. | Choose an item. |
| Documented number of water samples collected in the Piping and Dispensing Area |
| If groundwater is present in the piping and dispensing areas, were soil samples collected from native soils along the excavation walls at the soil-water interface? | |
| Choose an item. | Choose an item. |
| Bedrock or Caliche encountered beneath the piping or dispensers? | |
| Choose an item. | Choose an item. |
| If bedrock or caliche was encountered beneath the piping or dispensers, were samples of fine grained backfill material collected? | |
| Choose an item. | Choose an item. |
| X’ from grade to native soil in piping and dispensing areas. | |
| ‘ BGS | |
| ‘ BGS |
| Time between removing the piping and sampling |
| N/A |
| Were soil samples collected every 20 linear feet? | |
| Choose an item. | Choose an item. |
| Were soil samples collected in native soil beneath each elbow, joint, fitting, dispenser, ancillary equipment, and area of corrosion? | |
| Choose an item. | Choose an item. |
| Were multi-depth samples collected in the piping and dispensing areas? | |
| Choose an item. | Choose an item. |
| Range of documented sample collection depths beneath the piping and dispensers | |
| From ‘ BGS |
to ‘ BGS From ‘ BGS to ‘ BGS
| Documented number of soil samples collected beneath dispensers and piping |
| Dispensers: |
| Piping: |
| The LOWEST PID reading of a sample collected in the piping and dispensing areas |
| ppm |
‘ BGS
ppm
‘ BGS
| The HIGHEST PID reading of a sample collected in the piping and dispensing areas |
| ppm |
‘ BGS
ppm
‘ BGS
| Evidence of Release in the Piping and Dispensing Areas? (add comments below) |
| ☐ NONE |
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
☐ NONE
☐ Stained Soil ☐ Odor ☐ Elevated PID reading ☐ Vapor ☐ Sheen ☐ Free Product on Groundwater
| Additional soil samples were collected below the initial set of samples where Evidence of Release occurred (add comments below) | |
| Choose an item. | Choose an item. |
| Comments regarding Sampling and/or Evidences of Release in the Piping and Dispensing Area |
GENERAL SAMPLING INFORMATION
| Inspector & consultant discussed collecting dual depth samples at each sampling location |
| Choose an item. |
| Inspector & consultant discussed the use of PID meter to field assess each soil sample |
| Choose an item. |
| Inspector & consultant coordinated sampling locations prior to collecting samples |
| Choose an item. |
| Sample Preservation Method |
| Choose an item. |
| Are required analytical laboratory methods for soil and/or groundwater samples accounted for on sample Chain-of-Custody? |
| Choose an item. |
| GENERAL COMMENTS |
Completed inspection. Debriefed service provider. Departed site at
Finalized report at office. Submitted report from office on /2022.
Inspector’s Printed Name
Inspector’s Signature
Date
Service Provider Printed Name
Service Provider Signature
Date
DC UST Closure Inspection Report, page 10
PHOTOS
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