IDENTIFIERS

Current Taxon Name (Soil Name): PADINA

OSD

Series Extent

User Site ID: S07TX0510001

User Pedon ID: MLRA87-PADINA-S07TX0510001

Vegetation Plot ID: S07TX0510001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - KSSL

Lab Pedon # - 08N0184

NCSS Pedon Lab Data NASIS Record ID - 19547

Print Date: 11/23/2024

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: 30.6639004

Std. Longitude: -96.6399841

Datum: WGS84

State: Texas

MLRA: 87A—Texas Claypan Area, Southern Part

7.5 Minute USGS Quad: 30096-F6—Goodwill, Texas

PEDON

Describers Name: Richard Reid, Travis Waiser, Maurice Jurena, Paul Holland

Current Taxonomic Class: Loamy, siliceous, semiactive, thermic Grossarenic Paleustalfs

Pedon Type: TUD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: PedonPC

Correlated Information:

Soil Name - PADINA

PSC - 138 to 188 cm.

Classificaton Date - 6/22/2010

Soil Taxonomic Edition - tenth edition

Moisture Class - ustic

Moisture Subclass - udic

Sampled As Information:

Soil Name - PADINA

Classificaton Date - 12/6/2007

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: residuum weathered from sandstone

Landscape: coastal plain

Landform: ridge

Geomorphic Component Hills: side slope

Hill Slope Profile: backslope

Slope Position: middle third

Slope Shape Across: concave

Slope Shape Down: linear

Runoff: very low

Drainage Class: well

Geology: Es formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 12/6/2007 (actual site observation date)

Air Photo ID:

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - pastureland, tame

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Yield Study ID -

Pedon Horizon Lab Results - 1
Horizon	Top Depth	Bottom Depth	Sample ID	Data Collector	Total Clay	CaCO3 Clay	Total Silt	Fine Silt	Co. Silt	Total Sand	Total Sand Method	VC Sand	Co. Sand	Med. Sand	Fine Sand	VF Sand	VF Sand Method	Texture Class - Field Lab	Rubbed Fiber	Unrubbed Fiber	pH H2O
	cm	cm			%	%	%	%	%	%		%	%	%	%	%			%	%
Ap E1 E2 E3 Bt1 Bt2 Bt3 BCt	0 22 56 101 138 156 177 213	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	0 0 0 0 0 0 0 0	0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1	16.8 12.2 18.2 14.7 14.4 13.4 13.3 9	62.5 64.8 61 67.2 49.1 52.6 48.6 53.4	11 13.3 11.6 8.8 8.8 7.7 9.8 10	270 mesh sieve 270 mesh sieve 270 mesh sieve 270 mesh sieve 270 mesh sieve 270 mesh sieve 270 mesh sieve 270 mesh sieve	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

Pedon Horizon Lab Results - 2
Horizon	Top Depth	Bottom Depth	Sample ID	pH CaCl2	pH NaF	pH Ox	Delta pH	LL	PL	PI	Atter. Samp. Cond.	COLE	Pot. Acidity	Ca + Mg - Meh 2	K	Ca + Mg - Sat. Paste	KCl Extract. Acidity	Base Sat. - Meh 2	CEC-7	CEC-8.2
	cm	cm						%	%	%		cm/cm	meq/100g	cmol(+)/kg	cmol(+)/kg	mmol(+)/l	cmol(+)/kg	%	cmol(+)/kg	cmol(+)/kg
Ap E1 E2 E3 Bt1 Bt2 Bt3 BCt	0 22 56 101 138 156 177 213	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —		— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

Pedon Horizon Lab Results - 3
Horizon	Top Depth	Bottom Depth	Sample ID	ECEC	Phosphate P	NO3-N	EC	EC Method	EC 1:5 by volume	CaCO3 Equiv.	Equiv. Gypsum	Na	SAR	Gypsum Req.	Humic Color	Fulvic Color	Humic + Fulvic Color	Al	PI	Pyro. Hue	PyrO. Value	Pyro. Chroma
	cm	cm		cmol(+)/kg	mg/kg	mg/kg	dS/m		dS/m	%	%	mmol(+)/l	%	L-pcu/g	L-pcu/g	L-pcu/g	%
Ap E1 E2 E3 Bt1 Bt2 Bt3 BCt	0 22 56 101 138 156 177 213	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
CRCA6 CYDA EUCO7 HESU3 JUVI QUST	Croton capitatus Cynodon dactylon Eupatorium compositifolium Heterotheca subaxillaris Juniperus virginiana Quercus stellata	hogwort Bermudagrass yankeeweed camphorweed eastern redcedar post oak	— — — — — —	— — — — — —	— — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon argillic horizon abrupt textural change redox concentrations	0—138 138—230 138— 138—230	—- —- —- —-

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
2	—	—	83	—	225	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 22 centimeters (0.0 to 8.7 inches); brown (10YR 5/3), brown (10YR 4/3), moist; fine sand; 90 percent sand; 8 percent silt; 2 percent clay; weak fine granular structure; loose, very friable, nonsticky, nonplastic; 20.0 very fine roots throughout and 0.5 very coarse roots throughout and 2.0 medium roots throughout and 10.0 fine roots throughout; 0.3 very fine low-continuity interstitial pores; fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.3, pH meter; clear wavy boundary. Lab sample # 08N01214; moist when described; observed in pit, small

E1—22 to 56 centimeters (8.7 to 22.0 inches); pale brown (10YR 6/3), yellowish brown (10YR 5/4), moist; fine sand; 90 percent sand; 7 percent silt; 2 percent clay; weak fine granular structure; loose, very friable, nonsticky, nonplastic; 15.0 very fine roots throughout and 6.0 fine roots throughout; 0.2 very fine low-continuity interstitial pores; fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.2, pH meter; gradual wavy boundary. Lab sample # 08N01215; moist when described; observed in pit, small

E2—56 to 101 centimeters (22.0 to 39.8 inches); very pale brown (10YR 7/4), light yellowish brown (10YR 6/4), moist; fine sand; 91 percent sand; 7 percent silt; 2 percent clay; weak fine granular structure; loose, very friable, nonsticky, nonplastic; 15.0 very fine roots throughout and 0.5 very coarse roots throughout and 4.0 fine roots throughout and 0.3 coarse roots throughout; 0.2 very fine low-continuity interstitial pores; 2 percent fine faint brownish yellow (10YR 6/6), moist, masses of oxidized iron throughout; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; diffuse wavy boundary. Lab sample # 08N01216; moist when described; observed in pit, small

E3—101 to 138 centimeters (39.8 to 54.3 inches); pale brown (10YR 6/3), yellowish brown (10YR 5/4), moist; fine sand; 91 percent sand; 7 percent silt; 3 percent clay; weak fine granular structure; loose, very friable, nonsticky, nonplastic; 15.0 very fine roots throughout and 3.0 fine roots throughout; 0.2 very fine low-continuity interstitial pores; fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.1, pH meter; clear wavy boundary. Lab sample # 08N01217; moist when described; observed in pit, small

Bt1—138 to 155 centimeters (54.3 to 61.0 inches); brownish yellow (10YR 6/6), yellowish brown (10YR 5/6), moist; sandy clay loam; 72 percent sand; 5 percent silt; 22 percent clay; moderate medium subangular blocky structure; very hard, firm, moderately sticky; 8.0 very fine roots throughout and 1.0 fine roots throughout; 0.5 very fine moderate-continuity tubular and 0.1 fine moderate-continuity tubular pores; 12 percent faint yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 3 percent medium prominent gray (10YR 6/1), moist, iron depletions and 10 percent coarse prominent red (2.5YR 4/8), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, pH meter; clear wavy boundary. Lab sample # 08N01218; moist when described; observed in pit, small

Bt2—156 to 177 centimeters (61.4 to 69.7 inches); red (2.5YR 5/8), red (2.5YR 4/8), moist; sandy clay loam; 74 percent sand; 5 percent silt; 21 percent clay; weak medium subangular blocky structure; very hard, firm; 6.0 very fine roots throughout and 1.0 fine roots throughout; 2.0 very fine moderate-continuity tubular and 0.1 fine moderate-continuity tubular pores; 8 percent faint yellowish red (5YR 4/6), moist, and light brown (7.5YR 6/3), moist, clay films on all faces of peds; 5 percent coarse faint dark red (2.5YR 3/6), moist, masses of oxidized iron and 8 percent coarse prominent gray (10YR 6/1), moist, iron depletions and 12 percent coarse prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, pH meter; clear wavy boundary. Lab sample # 08N01219; moist when described; observed in pit, small

Bt3—177 to 213 centimeters (69.7 to 83.9 inches); red (2.5YR 4/6), dark red (2.5YR 3/6), moist; fine sandy loam; 72 percent sand; 8 percent silt; 20 percent clay; weak medium subangular blocky structure; very hard, firm; 4.0 very fine roots throughout and 1.0 fine roots throughout; 2.0 very fine moderate-continuity tubular and 0.3 fine moderate-continuity tubular pores; 3 percent faint yellowish red (5YR 4/6), moist, clay films on all faces of peds; 8 percent medium prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent coarse prominent gray (10YR 6/1), moist, iron depletions and 20 percent coarse faint red (2.5YR 4/8), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.2, pH meter; clear irregular boundary. Lab sample # 08N01220; moist when described; observed in pit, small

BCt—213 to 230 centimeters (83.9 to 90.6 inches); red (2.5YR 5/8), red (2.5YR 4/8), moist; fine sandy loam; 73 percent sand; 15 percent silt; 13 percent clay; structureless massive; extremely hard, firm; 3.0 very fine roots throughout; 3.0 very fine moderate-continuity tubular and 0.5 fine moderate-continuity tubular pores; 2 percent faint yellowish red (5YR 4/6), moist, clay films on vertical faces of peds; 3 percent medium prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron and 3 percent medium faint dark red (2.5YR 3/6), moist, masses of oxidized iron and 10 percent coarse prominent light gray (10YR 7/2), moist, iron depletions; fragments; noneffervescent, by hcl, 1n; very strongly acid, pH 5.0, pH meter. Lab sample # 08N01221; moist when described; observed in pit, small