IDENTIFIERS
Current Taxon Name (Soil Name):
Bonita
OSD
Series Extent
User Site ID:
S1969AZ009002
User Pedon ID:
S1969AZ009002
Vegetation Plot ID:
S1969AZ009002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
69C0176
NCSS Pedon Lab Data NASIS Record ID -
43749
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:
32.4686127
Std. Longitude:
-110.0466690
Datum:
WGS84
Township:
11S
Range:
22E
Section:
24
PLSS Details:
750 feet south and 100 feet west of the NE corner
Location Description:
About 21 miles northwest of Willcox.
State:
Arizona
County:
AZ009—Graham
PEDON
Describers Name:
D. Richmond, H. Havens, K. Dunstan
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
2
Sampled As Information:
Soil Name -
Bonita
Taxonomic Class -
Fine, montmorillonitic Typic Chromusterts
PSC -
25 to 100 cm.
Classificaton Date -
10/13/1969
Moisture Class -
aridic (torric)
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landform:
fan
Slope Shape Down:
convex
Runoff:
very low
Drainage Class:
well
Surface Fragments:
12.00 percent subangular 100- to 200-millimeter basalt, 25.00 percent subangular 20- to 75-millimeter basalt,
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
10/13/1969 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Site Obs. Cover Kind 2 -
rangeland, grassland
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
PLMU3
PLMU3
Pleuraphis mutica
Pleuraphis mutica
tobosagrass
tobosagrass
—
—
—
—
—
—
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
—
—
1387
—
45
356
—
—
16.1
26.1
—
—
—
—
—
—
—
—
—
A11—0 to 5 centimeters (0.0 to 2.0 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; gravelly clay; moderate fine granular structure; soft, friable, moderately sticky, moderately plastic; 3.0 fine and medium roots; 3.0 fine interstitial pores; fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; abrupt smooth boundary. Lab sample # 69C00899; dry when described;
A12—5 to 15 centimeters (2.0 to 5.9 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay; moderate medium and coarse subangular blocky structure; hard when dry, friable, moderately sticky, very plastic; 0.5 fine and medium roots; 0.5 very fine interstitial and tubular pores; 8 percent by volume rounded 20-?-75 millimeter basalt fragments; slight effervescence; neutral, pH 7.0, bromthymol blue; clear wavy boundary. Lab sample # 69C00900; dry when described;
A13—15 to 36 centimeters (5.9 to 14.2 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay; weak coarse subangular blocky, and angular blocky structure; very hard, friable, moderately sticky, very plastic; 0.5 fine and medium roots; 0.5 very fine interstitial pores; slickensides (pedogenic) and 30 percent pressure faces; 4 percent by volume rounded 20-?-75 millimeter basalt fragments; slight effervescence; neutral, pH 7.2, bromthymol blue; clear wavy boundary. Lab sample # 69C00901; dry when described;
C1—36 to 58 centimeters (14.2 to 22.8 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay; weak subangular blocky structure; very hard, friable, moderately sticky, very plastic; 0.5 very fine and fine roots; 4 percent by volume rounded 20-?-75 millimeter basalt fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; gradual wavy boundary. Lab sample # 69C00902; dry when described;
C2—58 to 79 centimeters (22.8 to 31.1 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay; massive; very hard, friable, moderately sticky, very plastic; 0.5 very fine and fine roots; 1 percent fine irregular noncoherent cemented white (10YR 8/1) lime masses; 4 percent by volume rounded 20-?-75 millimeter basalt fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 69C00903; dry when described;
C3CA—79 to 89 centimeters (31.1 to 35.0 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; gravelly clay loam; weak fine and medium subangular blocky structure; hard when dry, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 0.5 fine tubular pores; 30 percent clay films on faces of peds; 21 percent medium irregular noncoherent cemented pinkish white (7.5YR 8/2) lime masses; 40 percent by volume rounded 20-?-75 millimeter basalt fragments; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; abrupt wavy boundary. Lab sample # 69C00904; dry when described;
2C4CA—89 to 127 centimeters (35.0 to 50.0 inches); pinkish gray (5YR 7/2) and reddish brown (5YR 5/4), light reddish brown (5YR 6/3) and reddish brown (5YR 4/4), moist; very gravelly loam; 21 percent medium distinct mottles; massive; hard when dry, friable, slightly sticky, slightly plastic; 0.5 fine roots; 0.5 fine interstitial pores; carbonate coats and 1 percent clay films on faces of peds; 20 percent by volume rounded 20-?-75 millimeter basalt fragments and 30 percent by volume rounded 75-162-250 millimeter basalt fragments; violent effervescence; moderately alkaline, pH 8.0, thymol-blue. Lab sample # 69C00905; dry when described;. continuous - phpvsfiid 188549; continuous - phpvsfiid 188549