IDENTIFIERS
Current Taxon Name (Soil Name):
Katy
OSD
Series Extent
User Site ID:
S1995TX089001
User Pedon ID:
95TX089001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
95P0489
NCSS Pedon Lab Data NASIS Record ID -
67507
Print Date:
11/12/2024
LOCATION
Location In Web Soil Survey
AOI is roughly a square mile and pedon is marked in the center.
Location in SoilWeb
Location in Google Maps
Std. Latitude:
29.6720829
Std. Longitude:
-96.3013916
Datum:
WGS84
Location Description:
In Columbus, from the intersection of Interstate Highway 10 and Texas Highway 71, 9.8 miles south on Texas Highway 71, 9.5 miles east on US Highway Alternate 90 to Farm Road 3013 in Eagle Lake, 6.0 miles northeast on Farm Road 3013, 1.0 mile northwest on paved road to Attwater Prairie Chicken National Wildlife Refuge gate, 1.1 miles northeast on gravel road to headquarters, 1.0 miles west on refuge road, 1.25 miles west on refuge road, 0.2 mile northwest on refuge road, and 200 feet west of road rangeland.
State:
Texas
County:
TX089—Colorado
MLRA:
150A—Gulf Coast Prairies
Non-MLRA Soil Survey Area:
TX089—Colorado County, Texas
7.5 Minute USGS Quad:
29096-F3—Eagle Lake NE, Texas
PEDON
Describers Name:
Alan Terrell, Conrad Neitsch, Wesley Miller, Glen Chervenka, Dr. Richard Griffin, Sam Brown, David Wagner, and James Douglass
Current Taxon Kind:
series
Pedon Type:
representative pedon for component
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
1
Sampled As Information:
Soil Name -
Katy
Taxonomic Class -
Fine-loamy, siliceous Oxyaquic Paleudalfs
PSC -
79 to 129 cm.
Classificaton Date -
4/24/1995
Moisture Class -
udic
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landscape:
coastal plain
Landform:
ridge
Slope Shape Across:
linear
Slope Shape Down:
convex
Drainage Class:
moderately well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
4/24/1995 (actual site observation date)
Air Photo ID:
AS-20
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
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
1
—
—
56
—
0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A1—0 to 14 centimeters (0.0 to 5.5 inches); dark brown (10YR 3/3) fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 fine and medium roots; 21.0 fine and medium tubular pores; 1 percent worm casts; 2 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 95P03678
A2—14 to 35 centimeters (5.5 to 13.8 inches); brown (10YR 4/3) fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 fine and medium roots; 21.0 fine and medium tubular pores; 1 percent worm casts; 1 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 95P03679
E1—35 to 61 centimeters (13.8 to 24.0 inches); yellowish brown (10YR 5/4) fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 fine and medium roots; 21.0 fine and medium tubular pores; 2 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 95P03680
E2—61 to 79 centimeters (24.0 to 31.1 inches); yellowish brown (10YR 5/4) fine sandy loam; weak coarse prismatic parts to moderate coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 fine and medium roots; 21.0 fine and medium tubular pores; 2 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 95P03681
Bt1—79 to 94 centimeters (31.1 to 37.0 inches); brown (10YR 5/3) sandy clay loam; moderate coarse prismatic parts to moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 3.0 fine roots; 3.0 fine and medium tubular pores; 4 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 95P03682
Bt2—94 to 121 centimeters (37.0 to 47.6 inches); pale brown (10YR 6/3) clay loam; strong coarse prismatic parts to moderate coarse subangular blocky structure; hard, firm, very sticky, very plastic; 3.0 fine roots; 3.0 very fine and fine tubular pores; 30 percent faint clay films on faces of peds; 3 percent fine barite crystals; 4 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # 95P03683. patchy - phpvsfiid 182048; patchy - phpvsfiid 182048
2Bt3—121 to 145 centimeters (47.6 to 57.1 inches); light gray (10YR 7/1) and yellowish brown (10YR 5/8) clay loam; strong coarse prismatic parts to moderate coarse subangular blocky structure; very hard, very firm, very sticky, very plastic; 3.0 very fine roots; 0.5 very fine tubular pores; 75 percent faint clay films on faces of peds; 2 percent fine barite crystals; 1 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.9, hellige-truog; clear smooth boundary. Lab sample # 95P03684. patchy - phpvsfiid 182049; patchy - phpvsfiid 182049
2Bt4—145 to 161 centimeters (57.1 to 63.4 inches); light gray (10YR 7/1) clay loam; moderate coarse prismatic parts to moderate coarse angular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots; 0.5 fine tubular pores; 30 percent faint clay films on faces of peds; 1 percent fine iron-manganese masses; 1 percent fine barite crystals; 1 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.9, hellige-truog; clear smooth boundary. Lab sample # 95P03685. discontinuous - phpvsfiid 194470; discontinuous - phpvsfiid 194470
2Bt5—161 to 200 centimeters (63.4 to 78.7 inches); light brownish gray (10YR 6/2) clay loam; moderate coarse prismatic parts to moderate coarse angular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots; 0.5 very fine tubular pores; fragments; slightly alkaline, pH 7.6, hellige-truog. Lab sample # 95P03686