IDENTIFIERS

Current Taxon Name (Soil Name): Campwood

OSD

Series Extent

User Site ID: S1991TX137003

User Pedon ID: 91TX137003

Vegetation Plot ID: S1991TX137003

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 91P0513

NCSS Pedon Lab Data NASIS Record ID - 63555

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: 29.6985664

Std. Longitude: -100.1020355

Datum: WGS84

Location Description: From junction of TX 55 and Church Street in Barksdale, W on county road, S to gate, 150 feet S and 160 feet W in rangeland.

Map Unit: CkB—Campwood-Knippa complex, 0 to 3 percent slopes

State: Texas

County: TX137—Edwards

MLRA: 81C—Edwards Plateau, Eastern Part

Non-MLRA Soil Survey Area: TX607—Edwards and Real Counties, Texas

7.5 Minute USGS Quad: 29100-F1—Camp Wood, Texas

PEDON

Describers Name: Wayne J. Gabriel, Lynn E. Loomis. Sampled by Mike Golden and Benny Brasher.

Current Taxonomic Class: Fine, smectitic, thermic Typic Haplusterts

Current Taxon Kind: series

Pedon Type: OSD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 3

Correlated Information:

Soil Name - Campwood

PSC - 25 to 100 cm.

Classificaton Date - 12/6/2007

Moisture Class - ustic

Sampled As Information:

Soil Name - Campwood

Taxonomic Class - Fine, montmorillonitic, thermic Vertic Haplustoll

Taxon Kind - series

Classificaton Date - 2/1/1991

Moisture Class - ustic

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: river valley

Hill Slope Profile: toeslope

Slope Shape Down: convex

Runoff: low

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 2/1/1991 (actual site observation date)

Air Photo ID: 125

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - rangeland, savanna

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ARIST BOTR2 COVI8 DITE3 MATR3 NALE3 PROSO QUVI SOEL	Aristida Bouteloua trifida Condalia viridis Diospyros texana Mahonia trifoliolata Nassella leucotricha Prosopis Quercus virginiana Solanum elaeagnifolium	threeawn red grama green snakewood Texas persimmon algerita Texas wintergrass mesquite live oak silverleaf nightshade	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon slickensides cambic horizon	0—119 48—216 119—216	—- —- —-

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	—	—	497	—	135	686	—	—	18.9	27.2	9.4	—	—	—	—	—	TX069	Camp Wood, Texas	Official U.S.

Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; clay; very hard, firm, moderately sticky, very plastic; 5.5 very fine and fine roots throughout; 2.5 very fine and fine interstitial and tubular pores; 12 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; abrupt wavy boundary. Lab sample # 91P02953. larger limestone pebbles are concentrated at base of horizon

BA—18 to 48 centimeters (7.1 to 18.9 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; clay; moderate medium prismatic, and moderate fine and medium angular blocky structure; very hard, firm, moderately sticky, very plastic; 2.5 very fine and fine roots throughout; 2.5 very fine and fine tubular pores; 2 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P02954. sand-size limestone lithoclasts from Ap coat 2% of surfaces of peds; 5% pressure surfaces on vertical and horizontal surfaces of peds, mainly in lower part of horizon

Bss1—48 to 84 centimeters (18.9 to 33.1 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; clay; moderate medium prismatic, and moderate fine and medium angular blocky structure; very hard, firm; 2.5 very fine and fine roots throughout; 0.5 very fine tubular pores; 2 percent nonintersecting slickensides on all faces of peds and 15 percent pressure faces on all faces of peds; 2 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P02955. sand-size limestone lithoclasts from Ap horizon coat 2% of ped surfaces; 0.25% charcoal fragments less than 1 cm diameter; slickensides dip 0-20 degrees and are mainly in lower part of horizon; 20% of aggregates are wedge-shaped peds; few pressure faces surface features on vertical and horizontal faces of peds; very few nonintersecting slickensides surface features on vertical and horizontal faces of peds

Bss2—84 to 119 centimeters (33.1 to 46.9 inches); 35 percent brown (7.5YR 5/4) and 65 percent dark grayish brown (10YR 4/2), 35 percent brown (7.5YR 4/4) and 65 percent very dark grayish brown (10YR 3/2), moist; clay; moderate coarse prismatic, and moderate medium and coarse angular blocky structure; very hard, very firm, very sticky, very plastic; 2.5 very fine and fine roots throughout; 0.5 very fine tubular pores; 15 percent slickensides (pedogenic); 1 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P02956. sand-size lithoclasts from Ap horizon coat vertical faces of prisms 5 mm thick; 25% of aggregates are wedge-shaped peds; 3% slickensides dip 0-10 degrees, 7% slickensides dip 20-45 degrees; slickensides grade into pressure faces and are up t; continuous - phpvsfiid 226780; continuous - phpvsfiid 226780

Bss3—119 to 157 centimeters (46.9 to 61.8 inches); 40 percent dark grayish brown (10YR 4/2) and 60 percent brown (7.5YR 5/4), 40 percent very dark grayish brown (10YR 3/2) and 60 percent brown (7.5YR 4/4), moist; clay; weak coarse prismatic, and moderate medium and coarse angular blocky structure; very hard, firm, very sticky, very plastic; 0.5 very fine and fine roots between peds; 0.5 very fine and fine tubular pores; 37 percent slickensides (pedogenic); 1 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P02957. few very fine roots matted along slickensides; slickensides are up to 1000 cm2 in size and are grooved and polished; dark streaks 2-10 mm wide aligned along vertical faces of prisms; 30% of aggregates are wedge-shaped peds; continuous - phpvsfiid 226781; continuous - phpvsfiid 226781

Bss4—157 to 193 centimeters (61.8 to 76.0 inches); 15 percent dark grayish brown (10YR 4/2) and 85 percent brown (7.5YR 5/4), 15 percent very dark grayish brown (10YR 3/2) and 85 percent brown (7.5YR 4/4), moist; clay; moderate coarse prismatic, and moderate medium and coarse angular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 very fine and fine tubular pores; 37 percent slickensides (pedogenic); 0 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P02958. 1 very fine, medium, and coarse roots matted along slickensides; slickensides dip 30-45 degrees, range up to 1000 cm2 in size, and are grooved and polished; 10% very dark gray (10YR 3/1) moist surface coats 2-10 mm thick on slickensides; 20%; common intersecting slickensides surface features; continuous - phpvsfiid 226782; continuous - phpvsfiid 226782

Bss5—193 to 216 centimeters (76.0 to 85.0 inches); 5 percent dark grayish brown (10YR 4/2) and 95 percent brown (7.5YR 5/4), 5 percent very dark grayish brown (10YR 3/2) and 95 percent brown (7.5YR 4/4), moist; clay; moderate coarse prismatic, and moderate medium and coarse angular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 very fine and fine tubular pores; 37 percent slickensides (pedogenic); 0 percent by volume 2-39-75 millimeter limestone, unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog. Lab sample # 91P02959. slickensides dip 10-45 degrees, range in size 1000-2000 cm2, and are grooved and polished; 10% very dark gray (10YR 3/1) moist surface coats 2-10 mm thick on slickensides; 20% of aggregates are wedge-shaped peds; few termite chambers up to 2; continuous - phpvsfiid 226783; continuous - phpvsfiid 226783