Angora_Creek_Soil_Logs.pdf

Soil Survey 7-8-10 Pit_No. Depth_(ft) Texture Color Color_2 Saturation Notes

1 0.6 l 5yr 2.5/1-2 on transitional hillslope, several 0-1 dbh lodgepoles nearby

1.7 sl w/g 5yr 2.5/1-2 1.1

2.8 l w/g 2.5yr 2.5/2

3.1 sl w/g 2.5yr 2.5/2

3.1 pit bottom, refusal

2 0.2 csl w/organics at edge of modern floodplain, several 0-2 ft dbh within 20 ft, pre-fire est canopy moderate, young trees

0.3 m-lsa 5yr 3/1-2

0.5 sl 5yr 2.5/1-2 0.5 2 csl 5yr 2.5/1-2

4.8 l w/some s & c 7.5yr 4/3 6 csl w/some c 10yr 4/2 6 pit bottom, no refusal, no mazama

3 0.8 sl 5yr 2.5/1-2 ? fairly high on transitional hillslope, willows and conifers, but more upland

1.1 sl 7.5yr 4/3

1.3 gsl 7.5yr 4/3

1.3 pit bottom, refusal

4 1.6 sl/l 5yr 3/3 0.3 in dense former lp canopy, 4-16 inch dbh, low on transitional hillslope

4.9 sl/l w/some clay 5yr 3/3 6 gsl 7.5yr 4/3 6 pit bottom, no refusal, increasing cs with depth

5 0.5 l/sil 10yr 2/1 0.2 10 ft from lb existing channel, canopy cover moderate pre-fire, dbh lodgepol 6-20"

1.9 l 7.5yr 3/3

2.7 l 7.5yr 4/0-2

3.5 ls w/some clay n4 4 ls w/coarse s and g n4 4 pit bottom, refusal due to fine gravel

6 2.2 ls/s 7.5yr 3/3 modern floodplain, scattered larger stumps to about 2 ft dbh, sedge and alder, about 40 ft from RB 3 ls/sil 2.5yr 3/0-2 2.4 with peat, buried A horizon

3.8 ls n4

3.8 bottom pit, refusal on top of buried log, sample taken for age dating (sample #6-3.8)

7 2.8 sl w/c 5yr 3/3 1.2 near edge of modern floodplain, toe slope, right side of valley, canopy cover mod-high pre-burn, several lodgepole stumps

2.8 pit bottom, refusal due to gravel

8 0.2 gls 5yr 3/3 end of transect, on RB hillslope, canopy cover hi pre-fire, non-wetland plants, mules ear, whitethorn, thistle

0.2 pit bottom, refusal

9 1.2 gslw/occasional cobb 5yr 3/3 uration to pit wet north end of transect across middle portion of meadow, high on hillslope transition, canopy cover hi pre-fire, current veg upland

1.2 pit bottom, refusal on gravel cobble

10 0.9 l/sl 5yr 2/2 increasing gravel with depth, toe of transition hillslope, canopy cover moderate pre-fire, small trees 4-8" dbh, current veg fireweed, whitethorn

2.3 sl 2.5yr 3/3 1.5 3 l w/g/cos 2.5yr 3/3

4.7 l w/some c 5yr 4/3

4.7 pit bottom, refusal due to gravel

11 0.7 sil, peat rich 10yr 2/1 0.5 modern floodplain, about 20 ft from RB of well-developed former channel, low to moderate canopy pre-fire, 2 large stumps (2 ft dbh) within 25 feet, current veg fireweed dominated

4.8 slw/c 7.5yr 3/0-2

4.8 pit bottom, no refusal but no samples possible due to saturation

12 1.5 sil, peat rich 10yr 2/1 1 modern floodplain, about 20 ft from LB existing channel, low canopy cover pre-fire, 2 large stumps within 10 ft, current veg carex dominant, scattered willow

1.8 ls 5yr 4/1

2.1 sil, peat rich 10yr 2/1 5 peat, highly fibrous 10yr 2/1 5 pit bottom, no refusal, no samples below 3 ft due to hole saturation

13 1.5 sil, peat rich 10yr 2/1 0.6 modern floodplain, 30 ft from RB channel, pre-fire canopy low, current veg sedge, scattered willows

1.7 ls 5yr 4/1

4.5 peat, highly fibrous, n 10yr 2/1

4.5 pit bottom, no refusal, no samples below 3 ft due to hole saturation

14 1.8 sil, peat rich 10yr 2/1 5 ft from RB creek 20 ft DS of sampling station, moderate cover pre-fire, drier veg currently, mostly grasses

2.5 sl w/some clay 10yr 3/1-2 2

3.7 l w/c 10yr 3/1-2

4.5 ls 5yr 4/1

4.5 pit bottom, no refusal, no samples below 3.7 ft due to saturation

15 2.1 sil, peat rich 10yr 2/1 1.1 SE corner of meadow, part of transect starting at pit #14, low canopy pre-fire, some scattered stumps, currently sedge, scattered willow

2.8 ls 10yr 3/1 charcoal sample taken from this layer (sample #15-2.3)

4.3 sl w/c 10yr 3/1

4.3 pit bottom, no refusal, no samples below @ 3.8 due to saturation

16 0.8 sil, peat rich 10yr 3/1 sw meadow, local high spot, no former forest, occasional large stumps, currently poa, carex, willow

3.8 fibrous peat w/si 1.5

3.8 pit bottom, saturated @ 1.5

17 0.9 peaty sil 10yr 2/1 0.9 se meadow, on transect, no canopy pre-fire, currently veg mostly grass, near (10ft) three large stumps

1.8 coarse ls 10yr 3/1

2.5 peaty sil 10yr 2/1 3 pit bottom, saturated

18 2.1 peaty sil-dry 10yr 2/1 1.2 15 ft from RB creek, 74 DS of sampling station, dry w/patchy forb vegetation

2.9 ls 10yr 3/1-2

3.7 peaty sil alt w/ls 10yr 2/1 ages sample taken @ 3.2-3.5 (#18-3.2)

4.5 sl w/c 10yr 3/1

4.9 gcsl w/gleyed clasts, increasing gravel w/depth, but still some clay

4.9 pit bottom, refusal due to gravel

19 1.3 peaty sil 10yr 2/1 1.3 10 ft from RB creek, surface somewhat dry, spotty grasses and forbes, some stumps

2.8 s w/charcoal, some peat fragments age sample taken @ 1.7-2.0 (#19-1.7) 4 l w/c 10yr 3/1-2

4.6 sl/light scl N/4-5 B4/1 age sample taken @4.1-4.4 (#19-4.1)

4.6 pit bottom, saturated

20 0.5 peaty sil 10yr 2/1 15 ft east of creek

1.5 sand/coarse sand ed fluvial deposits 1 2 peaty sil 10yr 3/2 3 sl w/c 10yr 3/1-2 3 technical refusal, coarse sand sloughing into hole

21 0.5 peaty sil 10yr 2/1 0.5 10 ft from RB creek, system of small channels, mostly grasses, no sedge 1 ls

1.5 peaty sil

1.6 coarse sand

3.1 peaty sil age sample taken @2.1-2.5 (#21-2.1)

3.1 pit bottom, refusal due to root

22 0.6 peaty sil 0.5 20 ft from RB channel, several small abandoned channels in area, grasses, forbes, corn lilly

0.8 sl 4 peat sil/peat, peat increasing w/depth

5.2 sl w/c, peat frags

5.2 pit bottom, no refusal

23 1.6 peaty sil 0.8 10 ft east of creek, conifer stumps common

3.4 ls, increasing s w/depth w/thin interbedded peat layers

3.6 fibrous peat

3.6 pit bottom, saturation

24 0.3 peaty sil 25 ft from RB creek, dry spot in peat, limited grass/forb cover 1 sand

1.4 peaty sil 1.2

2.7 interbedded peat and ls

3.5 peat/l w/c

4.7 fibrous sil w/c

5.3 medium sand

5.3 pit bottom, no refusal

25 0.9 peaty sl 0.8 about 15 ft from RB creek, cover high, sedges, forbs, willow

1.6 peaty sil

2.4 ls 3 coarse sand

3.5 sl w/c

3.5 pit bottom, sand collapse

26 0.5 peatly sil 10 ft east of creek, no conifer stumps within 20 ft, carex and grasses

1.6 ls 1.2

2.5 peat/peaty sil 3 ls

4.2 sl w/c, thin beds of sand and peat

4.2 pit bottom, saturated

27 2.5 thin layers peaty sil/peaty ls 0.8

5.2 sl w/c with depth, no peaty layers--DIFFERENT SETTING

5.2 pit bottom

28 0.6 sl, dense roots 10 ft from RB creek, extensive cover, sedge, grass, forb, willow

0.9 cls 0.7

1.1 peatly sil

1.7 cls 2 sl

3.8 sl w/c interbedded w/peaty sil layers in top ft, increasing sand w/depth

3.8 pit bottom, saturation

29 1.1 peaty l/sil 0.8 around 30 from RB, willow thicket w/sedge

1.7 well aggregated l

2.7 sl, lenses of sand-coarse sand

3.2 sand/coarse sand

3.2 pit bottom, refusal on root

30 0.8 peaty sil large conifer stumps, carex, fireweed 2 sand/ls 1.4

3.1 sl w/c

3.1 pit bottom, saturation

31 1.5 sl, more mineral than peaty sil or sl 0.7 heavy pre-fire stand of small white fir, current veg mostly forbes

4.2 ls 7.5yr 4/3

5.2 sl w/c

5.2 pit bottom, no refusal

32 1 well aggregated peaty l 0.7 15 ft from LB, dense cover pre-fire, current cover mixed forbes, sedges, alder 4 sl w/c

4.8 csl

4.8 pit bottom, refusal due to gravel

33 0.5 peaty sl/l to l w/c moderate/dense former confier cover, currently tall grasses, carex

2.2 sl w/c to gsl w/c 0.8

2.2 pit bottom, refusal due to gravel

34 0.9 sl 0.7 mod-high pre-fire conifer cover, current veg mostly carex, some forbes

1.7 coarse sl w/some peat

4.1 sl w/c

4.1 pit bottom, refusal due to gravel

35 1 peaty sl 0.7 color change in longitudinal transect at this point, this hole in 7.5 yr 3/3, next hole is dar, organic 10yr 2/1 3 (est) gl/ls, increasing gravel w/depth, some zones with higher c content 3 (est) pit bottom, saturation

36 2.1 peaty sil w/sand lenses 0.8 edge of heavy pre-fire cover, surface dry and dessicated in some areas, cover at hole mostly forbes

4.2 sl w/c

4.2 pit bottom, saturation

37 0.7 peaty sl 40 ft from lb creek, some large stumps but pre-fire canopy low, current veg fireweed, willow

1.4 sand, med to coarse ?

3.3 sl w/c 10yr 2/1

3.3 pit bottom, saturation

38 1 sl

4.7 peaty sil / sl w/c, zonets grey w/dpth 1.1

4.7 pit bottom, saturation

39 1.3 peaty sil 0.8 40 ft from RB, small channels in area, low pre-fire cover, current veg corn lilly, grasses

3.7 peaty sil / sl w/c, zones of peat, coarse sand

3.7 pit bottom, saturation

40 1 peaty sil w/zones of s 10yr 4/4 1 carex, scattered stumps

2.1 sand/coarse sand

2.4 peat

2.4 pit bottom, saturated

41 1 peaty l 0.6 pre-fire canopy low, current veg mostly carex, several large stumps

1.3 coarse sl

2.2 peaty sil

2.2 pit bottom, refusal on root

42 1 peaty sl w/small sand lenses 0 no canopy pre-fire, heavy sedge sod

1.8 peaty sil

3.4 sl w/c

3.8 sl w/c n/4 starts at this depth

3.8 pit bottom, saturation

43 0.4 sl 10yr 3/1 locally grassy with dry spots

1.1 sil/peaty sil, well aggr 10yr 2/1

1.3 l 10yr 3/1-2 1.3

1.5 peaty sil/si w/extensiv 10yr 2/1

2.1 sil/si, less peat, w/som 7.5yr 3/2

2.2 ls, no peat, no charco 10yr 3/2

2.7 peaty sil/si, some colo 10yr 2/1

3.7 sil/si, no charcoal 10yr 3/1

3.8 peaty sil, extensive charcoal 4 s 2.5y 4/1-2

4.4 peaty sil w/sand, mod 10yr 2/1

4.5 sl w/c, scatterd charc 2.5yr 3/1-2

4.5 pit bottom, no refusal

44 0.4 loam, extensive roots 10yr 3/1 dominated by grasses, some sedges, willows

2.7 peaty sil, well aggreg 10yr 2/1 0.7

3.7 sl w/c, small bands w 10yr 3/1

4.4 peaty l, some charcoa 10yr 3/1

4.4 pit bottom, saturation

45 0.4 l, high root density 10yr 2/1 coarse sand deposit at 2 ft is only place where white fir are growing, mostly grassy, some sedges, numerous stumps

1.2 l banded with some p 10yr 3/1 ?

2 coarse sand

2.2 sl w/c, extensive char 2.5y 2.5/1

2.6 sl w/c, scattered char 2.5y 2.5/1

3.6 cls / sl w/c, about half of each texture, edge of coarse sand deposit?, minimal charcoal

4.2 sl w/c, scattered charcoal

4.2 pit bottom, saturation

46 1.7 loam, high root densit 10yr 3/1-2 0

2.2 coarse sand

2.4 cls

2.7 buried o horizon, light colors, extremely dense roots

Pits in Angora Sewerline Meadow 47 0.9 SL/L 10YR 2/1-2 In very wet location, not conifers within 40". High root density. No peat. Somewhater darker w/depth

1.6 Peaty SiL 10YR 2/1 1.35 Thin, fine/medium sand lenses < 0.05' thick

2.6 Si/Sl 10YR 2/1

3.4 Light SiCl 10YR 3/1 w/4/4 mottles very friable with some color variation toward grey with mottles

3.5 Coarse SL 10YR 2/1

4.2 Light SiCl 10YR 3/1

5.0 (PB) SiL 10YR 3/1 zone of charcoal and yellow/orange silty ash @ 3.5-3.8" 48 0.7 SL 10YR 3/1-4/1 on south side of meadow, very wet, no conifers within 100', No Willow. Carex and Poa dominant. SiL to SiCL at depth in first 2 holes appears to be fine sand weathered in place, Charcoal occurs below 4'

2.0 SiL 10YR 2/1 2 peaty, very friable

2.7 Coarse SL 10YR 2/1

3.2 Heavy SiL 10YR 2/1 could be light SiCL. Some lenses of SL. Some orange ash (10YR4/3-4)

3.9 Coarse SL to sand 10YR 3/1

5.2 (PB) see notes layers of Coarse DL, 10YR3/1 to heavy SiL 10YR2/1, mostly SL

49 0.7 SL-SiL 10YR 2/1 Peaty, very friable, 50' into lodgepole on south side of meadow. Moderate canopy cover of 4-12 dia. Lodgepole

2.6 SL 7.5YR 3/3-4 1.7 high root density

4.9 SL w/ some clay 7.5YR 3/4

5.1 (PB) sand w/ some clay 10YR 6/1-2 50 0.8 SL/LS 10YR 3/1 in alignment of willow stringer. >50' to lodgepole dominated edge of meadow. Dense carex; high root density

1.6 Heavy SL 10YR 2/1 at 1.5' peaty and friable

2.0 SiL 10YR 2/1 Yes peaty

2.5 Layers SL to peaty S 10YR 2/1 Yes SL w/ some clay to LS w/ some clay N/4

4.9 (PB) C N 4 Yes becomes medium to coarse sand w/ fine gravel at Pit Bottom (PB) 51 0.7 SL 10YR 3/1 In meadow. No conifers or willow within 150' except willow along stream bank. Pit is in slight depression, rushes, poa, and forbs; high root density

1.5 SL 2/1 at 1.4' peaty, friable

5.2 (PB) Coarse SL, see note 5YR 4/1 Yes coarse SL to medium/coarse sand with fine gravels, appears fluvial

The below 2 pits were taken within 200 feet downstream of the project boundary on the other side of the bridge.

52 1.2 SL 10YR 3/1 Yes in carex marsh; saturated at surface. Not quite peat but extremely high root density, could be histic horizon

2.0 L 10YR 2/1 Yes extremely high root density

3.0 L to SiL 10YR 2/1 Yes peaty, with very high live root density

3.0 (PB) Yes refusal, large roots 53 0.6 L 10YR 3/1 carex meadow with scattered willow and dead lodgepole; peaty, high root density

1.5 L 10YR 2/1 peaty, high live root density, lots of charcoal and orange sitly ash deposits2.8

2.8 (PB) SL to SiL 10YR 2/1 layers of peaty SL to peaty SiL - technical refusal

Streambank profiles, taken July 21, 2010 SB1 0.9 SL 2.5YR 3/1 abundant live roots, common charcoal, has 10YR 4/4 mottles

1.9 SL w/ some clay 2.5YR 3/1 at 1.9' has mottles and charcoal same as above

3.4 SiL w/clay 2.5Y 3/1-4/1 Yes tag horizon, see SB3, has 10YR 4/4 mottles, stream water surface at 2.7'

SB2 1.3 LS 10YR 3/1-2 high root density

1.4 charcoal

1.9 SL/LS 10YR 3/1-2

2.3 SiL 10YR 2/1 peaty, charcoal common

2.8 L/SL 10YR 2/1 to 3/1-2 thin diffuse banks L to SL, occassional charcoal

3.0 SL/Si 2.5Y 3/1 at 2.8 ft appears to be a burned O horizon, large volume of charcoal, orange 10YR5/4 as in burned root caverns

3.9 SL/ with clay 2.5Y 3/1-4/1 Yes tag horizon, see SB3, has common scattered charcoal throughout, has some coarse sand, SB3 0.8 LS 10YR 3/1-2 high live root density

1.1 SiL 10YR 2/1

1.7 Sand/SL thin beds of sand to SL. Sands are bright, other layers darker. Charcoal within thin layers

1.8 SiL/SiCL 10YR 2/1

1.85 L/SiL lots of mica, charcoal common

2.00 SiL/SL 10YR 2/1 occasional charcoal

2.3 L/SiL 10YR 3/1 lots of mica, charcoal common

3.4 SL with clay 2.5Y 3/1-4/1 lots of charcoal and dead roots throughout.

This "tag" horizon can vary from Heavy Loam to Light SCL but is dominantly SL with clay. It is massive. Tends to have moderate density with fine live roots to larger dead root pores. Scattered charcoal throughout

SB4 0.4 SL 10YR 3/1-2 high root density

0.8 SiL/Si 10YR 2/1 has several 3mm thick carcoal layers. One orange silty ash layer

1.2 Sand large to coarse, no charcoal

3.0 SL with clay 2.5Y 3/1 tag horizon

SB5 0.4 SL 10YR 3/1-2 high root density

0.6 L/SiL 10YR 2/1

0.7 Sand

1.5 SL/SiL see note thin layers mostly SiL. Light layers are 2.5Y3/1, dark layers 10YR 2/1. Danding with darker layers may be burned OM. Distinct charcoal less evident. High root density with abundant live fine roots

1.8 Peat 10YR 2/1-3/1 Extremely high root content gives resistance to deformation

SB6 stream water level is 1.0 feet below top of bank. Bank face has carex and moss growing to 0.8 ' with roots extending below below water level taking handfulls of soil at different depths

0.9 SL 10YR 3/1 very high root density of live roots

1.1 SiL/Si 10YR 2/1 peaty

1.8 peat peat or buried "O" horizon. Extremely high root density, some volume of mineral material

Channel invert at approx. 2.0' SB7 0.8 L/SL 7.5YR 3/2 high density of live roots

1.2 SiL 10YR 2/1 peaty

1.4 SiL/S with charcoal

1.9 Coarse LS 10YR 3/2 scattered charcoal

2.0 Si 10YR 2/1 peaty, with extensive charcoal

2.1 SL 10YR 3/2

2.2 SiL peaty

saturated at 1.2', stream water level at 1.8' SB8 0.7 Coarse LS with fine gravel

1.2 Si 10YR 2/1 peaty, high live root content, friable, has 5YR mottles

1.5 Si 10YR 2/1 peaty

1.7 SiL 10YR 3/1

1.8 SL 10YR 3/2

2.9 SL with clay 2.5Y 3/1 scattered charcoal, has some coarse sand

SB9 Not a full description. Location selected because of local deep pool that has scoured a narrow slot in tag horizon

3.1 typical sequence of thin beds of SL to peaty SI

3.4 SL with clay 2.5Y 3/1 tag horizon

SB10 0.9 LS 7.5YR 3/2

1.2 L 10YR 2/1 with charcoal

1.8 LS 10YR 3/2 with fine gravel

2.3 L/SiL 10YR 2/1 has bands of SL

2.9 SL with clay 2.5Y 3/1 tag horizon, channel invert at 2.9'

SB11 B has upland slope (no valley bottom) left side is still has low slope

1.5 SL 10YR 3/2 carex sod, decreasing root density with depth

3.4 gravel and sands medium subangular gravel with fine gravel and coarse sand. Hard to discern fines as horizon is under the water surface.