IDENTIFIERS

Current Taxon Name (Soil Name): Casto

OSD

Series Extent

User Site ID: S1968AZ003005

User Pedon ID: S1968AZ003005

Vegetation Plot ID: S1968AZ003005

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 68C0139

NCSS Pedon Lab Data NASIS Record ID - 43591

Print Date: 1/30/2025

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: 31.4383335

Std. Longitude: -110.4386139

Datum: WGS84

Township: 23S

Range: 19E

Section: 8

PLSS Details: Approximately 1150 feet east of SW corner

Location Description: 8 miles west of south from Fort Huachuca and approximately 1500 feet north-northeast of Parker Canyon Lodge (0.6 mile by road), 100 feet east of Highway 83 at intersection of Highway 83 and old road. Photo AMS-663, FS EEX 22-41.

State: Arizona

County: AZ003—Cochise

PEDON

Describers Name: Havens, Clemmons and Richardson

Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Aridic Haplustalfs

Current Taxon Kind: series

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 5

Correlated Information:

Soil Name - Casto

Classificaton Date - 7/11/2007

Moisture Class - ustic

Moisture Subclass - aridic (torric)

Sampled As Information:

Soil Name - Casto

Classificaton Date - 10/16/1968

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landform: hill

Runoff: medium

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 10/16/1968 (actual site observation date)

Air Photo ID: AMS-663

Surface Cover Properties:

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ARCTO3 ARCTO3 BOGR2 BOGR2 BORE2 DICA8 ERIN JUNIP LYCUR LYCUR QUERC	Arctostaphylos Arctostaphylos Bouteloua gracilis Bouteloua gracilis Bouteloua repens Digitaria californica Eragrostis intermedia Juniperus Lycurus Lycurus Quercus	manzanita manzanita blue grama blue grama slender grama Arizona cottontop plains lovegrass juniper wolfstail wolfstail oak	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —

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
18	—	—	1707	—	180	508	—	—	13.3	—	—	—	—	—	—	—	—	—	—

A1—0 to 5 centimeters (0.0 to 2.0 inches); dark grayish brown (10YR 4/2), dark brown (10YR 3/3), moist; gravelly loam; weak thick platy structure; slightly hard, friable, slightly sticky, slightly plastic; fine and medium roots and 21.0 fine roots; 3.0 fine interstitial and tubular pores; fragments; noneffervescent; moderately acid, pH 6.0, bromthymol blue; abrupt smooth boundary.; dry when described;

B1t—5 to 15 centimeters (2.0 to 5.9 inches); brown (7.5YR 5/4), dark brown (7.5YR 3/4), moist; gravelly sandy clay loam; moderate fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; fine and medium roots and 21.0 fine roots; 3.0 fine interstitial and tubular pores; 10 percent clay films on faces of peds and in pores; fragments; noneffervescent; slightly acid, pH 6.5, bromthymol blue; clear smooth boundary.; dry when described;

B21t—15 to 33 centimeters (5.9 to 13.0 inches); yellowish red (5YR 5/6) and reddish brown (5YR 5/4), yellowish red (5YR 5/6) and reddish brown (5YR 4/4), moist; gravelly clay; moderate medium subangular blocky, and angular blocky structure; hard when dry, firm, moderately sticky, moderately plastic; 3.0 fine and medium roots; 0.5 fine tubular pores; 30 percent clay films on faces of peds and in pores; 40 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; slightly acid, pH 6.5, bromthymol blue; abrupt wavy boundary.; dry when described;

B22t—33 to 74 centimeters (13.0 to 29.1 inches); reddish brown (5YR 5/4) and reddish brown (5YR 4/4), reddish brown (5YR 4/4) and dark reddish brown (5YR 3/4), moist; very gravelly clay; weak fine and medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 fine and medium roots; 0.5 fine tubular pores; 30 percent clay films on faces of peds and in pores; fragments; noneffervescent; neutral, pH 7.0, bromthymol blue; clear wavy boundary.; dry when described;

B3TCA—74 to 119 centimeters (29.1 to 46.9 inches); reddish brown (5YR 5/3) and reddish brown (5YR 5/4), reddish brown (5YR 4/3) and reddish brown (5YR 4/4), moist; very cobbly clay loam; weak medium and coarse subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine tubular pores; 30 percent clay films on faces of peds; fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 68C01005; dry when described;

C1CA—119 to 142 centimeters (46.9 to 55.9 inches); reddish brown (5YR 5/3) and reddish brown (5YR 5/4), reddish brown (5YR 4/3) and reddish brown (5YR 4/4), moist; very gravelly sandy clay loam; massive; hard when dry, friable, moderately sticky, moderately plastic; 10 percent clay films on rock fragments; fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; abrupt wavy boundary. Lab sample # 68C01006; dry when described;

C2—142 to 157 centimeters (55.9 to 61.8 inches); yellowish red (5YR 4/6) and red (2.5YR 4/6), yellowish red (5YR 4/6) and red (2.5YR 4/6), moist; very gravelly clay loam; massive; hard when dry, friable, moderately sticky, moderately plastic; fragments; noneffervescent; slightly alkaline, pH 7.5, bromthymol blue.; dry when described;