IDENTIFIERS

  • Current Taxon Name (Soil Name): Athena
  • OSD
  • Series Extent
  • User Site ID: S1985WA075002
  • User Pedon ID: 85WA075002
  • Vegetation Plot ID: S1985WA075002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0064
  • NCSS Pedon Lab Data NASIS Record ID - 57869
  • Print Date: 2/17/2025

    • 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: 46.9533348
  • Std. Longitude: -117.5541687
  • Datum: WGS84
  • Township: 17N
  • Range: 42E
  • Section: 19
  • PLSS Details: of NE corner
  • Location Description: About 4 mi NW of Diamond, WA, 50 feet W and 2,420 feet S.
  • State: Washington
  • County: WA075—Whitman
  • MLRA: 9—Palouse and Nez Perce Prairies

    • PEDON

  • Describers Name: H. Gentry, R. Engel, A. Busacca and B. Frazier
  • Current Taxonomic Class: Fine-silty, mixed, mesic Pachic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Athena
  • Taxonomic Class - Fine-silty, mixed, mesic Pachic Haploxerolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/1/1985
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hillside or mountainside
  • Hill Slope Profile: summit
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1985 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    AGSP

    FEID

    POSE

    Agropyron spicatum

    Festuca idahoensis

    Poa secunda

    —

    Idaho fescue

    Sandberg bluegrass

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    natric horizon

    cambic horizon

    0—76

    76—127

    —-

    —-
    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

    6

    —

    —

    656

    —

    225

    43

    —

    —

    9

    21

    -2

    11

    22

    -1

    —

    —

    —

    —

    —
    1Ap1—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2) crushed, very dark brown (10YR 2/2) crushed, moist; silt loam; moderate fine subangular blocky, and moderate medium granular structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout; 5.5 very fine interstitial pores; fragments; neutral, pH 6.6, bromthymol blue; abrupt smooth boundary. Lab sample # 86P00310. many very fine roots throughout
    1Ap2—8 to 15 centimeters (3.1 to 5.9 inches); dark grayish brown (10YR 4/2) crushed, very dark brown (10YR 2/2) crushed, moist; silt loam; moderate medium platy structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout; 5.5 very fine interstitial pores; fragments; neutral, pH 6.6, bromthymol blue; abrupt smooth boundary. Lab sample # 86P00311. many very fine roots throughout
    1Ap3—15 to 25 centimeters (5.9 to 9.8 inches); dark grayish brown (10YR 4/2) crushed, very dark brown (10YR 2/2) crushed, moist; silt loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout; 0.5 very fine tubular and 5.5 very fine interstitial pores; fragments; neutral, pH 6.6, bromthymol blue; abrupt smooth boundary. Lab sample # 86P00312. many very fine roots throughout
    1A—25 to 33 centimeters (9.8 to 13.0 inches); dark grayish brown (10YR 4/2) crushed, very dark brown (10YR 2/2) crushed, moist; silt loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout; 5.5 very fine tubular pores; fragments; neutral, pH 6.8, bromthymol blue; clear wavy boundary. Lab sample # 86P00313. many very fine roots throughout
    1AB—33 to 53 centimeters (13.0 to 20.9 inches); brown (10YR 4/3) crushed, very dark grayish brown (10YR 3/2) crushed, moist; silt loam; moderate medium prismatic, and moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout; 5.5 very fine tubular and 0.5 fine tubular pores; 55 percent distinct dark grayish brown (10YR 4/2) coats on vertical faces of peds; fragments; neutral, pH 7.0, bromthymol blue; clear wavy boundary. Lab sample # 86P00314. many coats surface features on vertical faces of peds; common very fine roots throughout; continuous - phpvsfiid 231150; continuous - phpvsfiid 231150
    1BA—53 to 76 centimeters (20.9 to 29.9 inches); brown (10YR 5/3) crushed, dark brown (10YR 3/3) crushed, moist; silt loam; moderate medium prismatic, and moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout; 5.5 very fine tubular and 0.5 fine tubular pores; 37 percent distinct dark grayish brown (10YR 4/2) coats on vertical faces of peds; fragments; neutral, pH 7.0, bromthymol blue; clear wavy boundary. Lab sample # 86P00315. common coats surface features on vertical faces of peds; common very fine roots throughout; continuous - phpvsfiid 231151; continuous - phpvsfiid 231151
    1Bw1—76 to 104 centimeters (29.9 to 40.9 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) crushed, moist; silt loam; moderate medium prismatic, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout; 5.5 very fine tubular pores; fragments; neutral, pH 7.2, bromthymol blue; clear wavy boundary. Lab sample # 86P00316. common very fine roots throughout
    1Bw2—104 to 127 centimeters (40.9 to 50.0 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) crushed, moist; silt loam; moderate medium prismatic, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout; 5.5 very fine tubular pores; fragments; slightly alkaline, pH 7.4, bromthymol blue; abrupt wavy boundary. Lab sample # 86P00317. common very fine roots throughout
    1Bk1—127 to 152 centimeters (50.0 to 59.8 inches); light gray (10YR 7/1) crushed, light brownish gray (10YR 6/2) crushed, moist; silt loam; moderate medium platy structure; hard, firm, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 2.5 very fine tubular pores; 30 percent extremely coarse irregular lime masses; fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; clear wavy boundary. Lab sample # 86P00318. Continuous .16-1.91 cm vertical lime seams which extend to 221 cm, lime silica nodules occur at bottom of some seams, few very coarse cicada casts, many continuous prominent white (10YR 8/1) lime coats in seams & pores discontinuous weakley; many extremely coarse soft masses of lime concentrations; few very fine roots throughout; effervescence is continuous
    1Bkq—152 to 185 centimeters (59.8 to 72.8 inches); light gray (10YR 7/1) crushed, brown (10YR 5/3) crushed, moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 5.5 very fine tubular pores; 15 percent distinct black (10YR 2/1) black stains on faces of peds; 11 percent extremely coarse irregular lime masses; fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 86P00319. Many very coarse intersecting cicada casts; common continuous prominent white (10YR 8/1) lime coats in seams, in pores and on walls of cicada casts.; common extremely coarse soft masses of lime concentrations; few black stains surface features on faces of peds; few very fine roots throughout; effervescence is discontinuous; patchy - phpvsfiid 231152; patchy - phpvsfiid 231152
    1Bk2—185 to 195 centimeters (72.8 to 76.8 inches); 80 percent light gray (10YR 7/2) interior and 20 percent pale brown (10YR 6/3) interior, 80 percent pale brown (10YR 6/3) interior and 20 percent brown (10YR 5/3) interior, moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 2.5 very fine tubular pores; 15 percent distinct black (10YR 2/1) black stains on faces of peds; 11 percent extremely coarse irregular lime masses; fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.4, thymol-blue; clear wavy boundary. Lab sample # 86P00320. Common very coarse intersecting cicada casts, common continuous.; common extremely coarse soft masses of lime concentrations; few black stains surface features on faces of peds; effervescence is discontinuous; patchy - phpvsfiid 231153; patchy - phpvsfiid 231153
    1Bk3—195 to 220 centimeters (76.8 to 86.6 inches); 40 percent light gray (10YR 7/2) interior and 60 percent pale brown (10YR 6/3) interior, 40 percent pale brown (10YR 6/3) interior and 60 percent brown (10YR 5/3) interior, moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 5.5 very fine tubular pores; 15 percent distinct black (10YR 2/1) black stains on faces of peds; fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.4, thymol-blue; clear wavy boundary. Lab sample # 86P00321. Few continuous prominent white (10YR 8/1) lime coats in seams and pores.; few black stains surface features on faces of peds; effervescence is discontinuous; patchy - phpvsfiid 219644; patchy - phpvsfiid 219644
    1Bk4—220 to 251 centimeters (86.6 to 98.8 inches); pale brown (10YR 6/3) crushed, brown (10YR 5/3) crushed, moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 5.5 very fine tubular pores; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.4, thymol-blue; abrupt smooth boundary. Lab sample # 86P00322. Very few continuous prominent white (10YR 8/1) lime coats in seams and pores.; effervescence is discontinuous
    1Bkqm—251 to 259 centimeters (98.8 to 102.0 inches); 80 percent light gray (10YR 7/1) interior and 20 percent pale brown (10YR 6/3) interior, 80 percent light brownish gray (10YR 6/2) interior and 20 percent brown (10YR 5/3) interior, moist; silt loam; massive; extremely hard, extremely firm*, slightly sticky, slightly plastic; fragments; violent effervescence, by hcl, unspecified; strongly alkaline, pH 8.6, thymol-blue. Lab sample # 86P00323. Continuous white (10YR 8/1) strongly cemented lenses .32 to 1.27 cm thick which imparts to pinkish cast.; effervescence is continuous