IDENTIFIERS

Current Taxon Name (Soil Name): Gomery

OSD

Series Extent

User Site ID: S1996TX185004

User Pedon ID: S1996TX185004

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - TAMU

Lab Pedon # - S83TX185004

NCSS Pedon Lab Data NASIS Record ID - 45704

Print Date: 11/21/2024

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: 30.6086102

Std. Longitude: -95.9599991

Datum: WGS84

Location Description: From the intersection of Texas Highway 30 and Texas Highway 90 in Roan's Prairie, 2.6 miles north on Texas Highway 90, 0.5 mile west on county road, 0.1 mile north, and 100 feet east in woods.

Map Unit: GmC—Gomery loamy fine sand, 1 to 5 percent slopes

Country: US—United States

State: Texas

County: TX185—Grimes

MLRA: 133B—Western Coastal Plain

Regional Office: 16obsolete—Little Rock, AR

Non-MLRA Soil Survey Area: TX185—Grimes County, Texas

PEDON

Describers Name: Greenwade,Crenwelge,Schlappi,Smith,Hallmark,West

Current Taxonomic Class: Loamy, siliceous, semiactive, thermic Arenic Paleudults

Current Taxon Kind: series

Pedon Type: within range of map unit

Pedon Purpose: full pedon description

Pedon Record Orgin: 1996 Grimes County Soil Survey

Correlated Information:

Soil Name - Gomery

PSC - 60 to 110 cm.

Classificaton Date - 5/21/2012

Soil Taxonomic Edition - eleventh edition

Sampled As Information:

Soil Name - Gomery

Classificaton Date - 5/7/1983

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: sandstone

Hill Slope Profile: shoulder

Runoff: medium

Drainage Class: well

Bedrock: weakly coherent sandstone, unspecified at 175cm

Geology: Whitsett formation of the Jackson group.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 5/7/1983 (actual site observation date)

Air Photo ID:

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - conifers

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Yield Study ID -

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
densic material	noncoherent	154 - 164	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon argillic horizon densic materials	0—60 60—154 154—164	—- —- —-

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
1.5	—	—	108	—	180	—	—	—	—	—	—	—	—	—	—	—	—	—	—

A—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3) loamy fine sand; weak fine subangular blocky structure; very friable; 3.0 medium roots and 5.0 fine roots; 5.0 fine pores; 1 percent by volume nonflat indurated chert fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # TAMU1657

E1—15 to 35 centimeters (5.9 to 13.8 inches); yellowish brown (10YR 5/4) loamy fine sand; weak medium subangular blocky structure; very friable; 3.0 medium roots and 5.0 fine roots; 1 percent by volume nonflat indurated chert fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # TAMU1658

E2—35 to 46 centimeters (13.8 to 18.1 inches); brown (10YR 5/3) loamy fine sand; weak medium subangular blocky structure; very friable; 3.0 medium roots and 5.0 fine roots; 5 percent medium distinct yellowish brown (10YR 5/4), moist, masses of oxidized iron; 1 percent by volume nonflat indurated chert fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # TAMU1659

E3—46 to 60 centimeters (18.1 to 23.6 inches); pale brown (10YR 6/3) loamy fine sand; weak medium subangular blocky structure; very friable; 3.0 medium roots and 5.0 fine roots; 5 percent medium distinct yellowish brown (10YR 5/4), moist, masses of oxidized iron; 1 percent by volume nonflat indurated chert fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # TAMU1660

Bt—60 to 77 centimeters (23.6 to 30.3 inches); brown (10YR 5/3) sandy clay loam; moderate medium subangular blocky structure; friable; 3.0 fine roots; 2 percent faint clay films on all faces of peds; 3 percent medium faint grayish brown (10YR 5/2), moist, iron depletions and 5 percent coarse distinct yellowish brown (10YR 5/8), moist, masses of oxidized iron; fragments; extremely acid, pH 4.0, hellige-truog; clear smooth boundary. Lab sample # TAMU1661

Btg1—77 to 110 centimeters (30.3 to 43.3 inches); light gray (10YR 7/1) sandy clay loam; weak coarse prismatic parts to moderate medium subangular blocky structure; firm; 2.0 fine roots; 2 percent faint clay films on vertical faces of peds; 10 percent medium distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron and 20 percent medium prominent red (2.5YR 4/6), moist, masses of oxidized iron; 2 percent by volume nonflat rounded indurated chert fragments; extremely acid, pH 4.0, hellige-truog; clear smooth boundary. Lab sample # TAMU1662

Btg2—110 to 154 centimeters (43.3 to 60.6 inches); light gray (10YR 7/1) sandy clay loam; weak medium subangular blocky structure; firm; 1.0 fine roots in cracks; 2 percent faint clay films on vertical faces of peds; 2 percent medium distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent medium prominent red (2.5YR 4/6), moist, masses of oxidized iron; 2 percent by volume nonflat rounded indurated chert fragments; 5 percent lamellae (volume percent); extremely acid, pH 4.0, hellige-truog; abrupt smooth boundary. Lab sample # TAMU1663

Cd—154 to 164 centimeters (60.6 to 64.6 inches); light gray (10YR 7/1); 5 percent brownish yellow (10YR 6/8) medium distinct mottles; 10 percent medium prominent pale brown (10YR 6/3), moist, iron depletions; fragments; extremely acid, pH 4.0, hellige-truog. Lab sample # TAMU1664