IDENTIFIERS
Current Taxon Name (Soil Name):
Tolby
OSD
Series Extent
User Site ID:
S1991CO097002
User Pedon ID:
91CO097002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
92P0285
NCSS Pedon Lab Data NASIS Record ID -
64524
Print Date:
11/23/2024
LOCATION
State:
Colorado
County:
CO097—Pitkin
PEDON
Describers Name:
J.S.
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
2
Sampled As Information:
Soil Name -
Tolby
Taxonomic Class -
Sandy-skeletal, mixed Typic Cryochrepts
Classificaton Date -
8/1/1991
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Geomorphic Component Hills:
side slope
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
8/1/1991 (actual site observation date)
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Setting and Climate
Slope
Slope Length USLE
Upslope Length
Elev.
Corr. Elev
Aspect
MAP
REAP
FFD
MAAT
MSAT
MWAT
MAST
MSST
MWST
MFFP
PE Index
Climate Station ID
Climate Station Name
Climate Station Type
%
m
degrees
mm
mm
C
mm
42
—
—
2804
—
315
76
—
—
—
—
—
—
—
—
—
—
—
—
—
O—0 to 3 centimeters (0.0 to 1.2 inches); fragments. needles and twig litter
E1—3 to 13 centimeters (1.2 to 5.1 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; gravelly loam; weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; 2.5 very fine roots and 2.5 fine and medium roots; 2.5 very fine interstitial and 2.5 fine interstitial pores; 30 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 92P01816. 21% clay, 46% sand, 33% silt; common fine and medium roots; common very fine roots
E2—13 to 33 centimeters (5.1 to 13.0 inches); pale brown (10YR 6/3) crushed, very pale brown (10YR 7/3) crushed, dry; extremely gravelly sandy loam; massive, and single grain; loose, loose, nonsticky, nonplastic; 2.5 very fine roots and 2.5 fine and medium roots; 2.5 fine interstitial pores; 5 percent by volume 250-425-600 millimeter unspecified fragments and 10 percent by volume 75-162-250 millimeter unspecified fragments and 45 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # 92P01817. 17% clay, 62% sand, 21% silt; common fine and medium roots; common very fine roots
Bw—33 to 59 centimeters (13.0 to 23.2 inches); dark yellowish brown (10YR 4/6) crushed, yellowish brown (10YR 5/6) crushed, dry; extremely cobbly loamy sand; massive, and single grain; loose, loose, nonsticky, nonplastic; 0.5 medium and coarse roots and 2.5 fine roots; 2.5 fine interstitial pores; 15 percent by volume 75-162-250 millimeter unspecified fragments and 15 percent by volume 250-425-600 millimeter unspecified fragments and 35 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 92P01818. 12% clay, 74% sand, 14% silt; few medium and coarse roots; common fine roots
BC—59 to 117 centimeters (23.2 to 46.1 inches); yellowish brown (10YR 5/6) crushed, brownish yellow (10YR 6/6) crushed, dry; extremely cobbly coarse sand; massive, and single grain; loose, loose, nonsticky, nonplastic; 0.5 fine to coarse roots; 0.5 fine interstitial pores; 10 percent by volume 250-425-600 millimeter unspecified fragments and 15 percent by volume 600-?-? millimeter unspecified fragments and 20 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog. Lab sample # 92P01819. 6% clay, 83% sand, 11% silt; few fine to coarse roots