IDENTIFIERS

  • Current Taxon Name (Soil Name): Porrett
  • OSD
  • Series Extent
  • User Site ID: 77-ALF-061
  • User Pedon ID: 77ID057017
  • Vegetation Plot ID: 77-ALF-061
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UIdaho
  • Lab Pedon # - 77-ID-2990
  • NCSS Pedon Lab Data NASIS Record ID - 83063
  • 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: 46.8702000
  • Std. Longitude: -116.7162000
  • Datum: WGS84
  • Township: 41N
  • Range: 3W
  • Section: 28
  • PLSS Details: NE corner; SE 1/4; SW 1/4
  • Location Description: Latah County; approximately 180 meters west and 52 meters south of the northeast corner; Porrett series; graduate student site uncultivated
  • Country: US—United States
  • State: Idaho
  • County: ID057—Latah
  • MLRA: 43A—Northern Rocky Mountains
  • Regional Office: NW—Northwest
  • MLRA Soil Survey Area: NW-MOS—Moscow, Idaho
  • Non-MLRA Soil Survey Area: ID057—Latah County, Idaho
  • PEDON

  • Describers Name: Karl Hipple
  • Current Taxon Kind: series
  • Pedon Purpose: research site
  • Pedon Record Orgin: Pedon PC 6.1B
  • Sampled As Information:
  • Soil Name - Porrett
  • Taxon Kind - series
  • Classificaton Date - 10/2/1977
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: alluvium from loess and volcanic ash over granitic rocks
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Shape Across: concave
  • Runoff: low
  • Drainage Class: very poorly
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/2/1977 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • 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 % % % % % % % % % % % % %

    Oi

    A

    Ec1

    Ec2

    Ec3

    Btcg1

    Btcg2

    2Cg1

    2Cg2

    0

    3

    18

    39

    77

    84

    102

    143

    161

    3

    18

    39

    77

    84

    102

    143

    161

    186

    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

    Oi

    A

    Ec1

    Ec2

    Ec3

    Btcg1

    Btcg2

    2Cg1

    2Cg2

    0

    3

    18

    39

    77

    84

    102

    143

    161

    3

    18

    39

    77

    84

    102

    143

    161

    186

    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 %

    Oi

    A

    Ec1

    Ec2

    Ec3

    Btcg1

    Btcg2

    2Cg1

    2Cg2

    0

    3

    18

    39

    77

    84

    102

    143

    161

    3

    18

    39

    77

    84

    102

    143

    161

    186

    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ABLA

    PAMY

    Abies lasiocarpa

    Paxistima myrsinites

    subalpine fir

    Oregon boxleaf

    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    10/2/1977

    50

    7

    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

    909

    909

    180

    762

    110

    6

    7

    10

    Oi—0 to 3 centimeters (0.0 to 1.2 inches); fragments. Lab sample # ID29901
    A—3 to 18 centimeters (1.2 to 7.1 inches); dark grayish brown (10YR 4/2), gray (10YR 6/1), dry; silt loam; 5 percent sand; 71 percent silt; 23 percent clay; weak thin platy structure; slightly hard, friable, slightly sticky, slightly plastic; many (6.0) fine roots throughout and few (0.1) coarse roots throughout; many (6.0) very fine interstitial and many (6.0) fine interstitial pores; fragments; clear smooth boundary. Lab sample # ID29902
    Ec1—18 to 39 centimeters (7.1 to 15.4 inches); grayish brown (10YR 5/2), light brownish gray (10YR 6/2), dry; silt loam; 8 percent sand; 78 percent silt; 15 percent clay; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common (4.0) fine roots throughout and few (0.1) coarse roots throughout; many (6.0) very fine tubular and many (6.0) fine tubular pores; fragments; clear smooth boundary. Lab sample # ID29903
    Ec2—39 to 77 centimeters (15.4 to 30.3 inches); light brownish gray (10YR 6/2), light gray (10YR 7/1), dry; silt loam; 9 percent sand; 74 percent silt; 17 percent clay; 25 percent strong brown (7.5YR 5/6) fine distinct and 25 percent strong brown (7.5YR 5/6) medium distinct and 25 percent strong brown (7.5YR 4/6) fine distinct and 25 percent strong brown (7.5YR 4/6) medium distinct mottles; massive; slightly hard, friable, slightly sticky, slightly plastic; few (0.1) fine roots throughout and few (0.1) coarse roots throughout; many (6.0) very fine tubular and many (6.0) fine tubular pores; fragments; gradual wavy boundary. Lab sample # ID29904
    Ec3—77 to 84 centimeters (30.3 to 33.1 inches); gray (10YR 5/1), light gray (10YR 7/1), dry; silt loam; 4 percent sand; 71 percent silt; 25 percent clay; 25 percent strong brown (7.5YR 5/6) fine distinct and 25 percent strong brown (7.5YR 4/6) medium distinct and 25 percent strong brown (7.5YR 4/6) fine distinct and 25 percent strong brown (7.5YR 5/6) medium distinct mottles; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; many (6.0) fine roots throughout and few (0.1) coarse roots throughout; many (6.0) very fine tubular and many (6.0) fine tubular pores; fragments; abrupt wavy boundary. Lab sample # ID29905
    Btcg1—84 to 102 centimeters (33.1 to 40.2 inches); grayish brown (10YR 5/2), light gray (2.5Y 7/2), dry; silty clay loam; 8 percent sand; 60 percent silt; 32 percent clay; 25 percent strong brown (7.5YR 5/6) fine distinct and 25 percent strong brown (7.5YR 5/6) medium distinct and 25 percent strong brown (7.5YR 4/6) fine distinct and 25 percent strong brown (7.5YR 4/6) medium distinct mottles; moderate medium prismatic parts to moderate medium angular blocky structure; hard, firm, moderately sticky, moderately plastic; few (0.1) fine roots; many (6.0) very fine tubular and many (6.0) fine tubular pores; 55 percent distinct dark greenish gray (10Y 4/1), moist, clay films on all faces of peds; fragments; gradual wavy boundary. Lab sample # ID29906
    Btcg2—102 to 143 centimeters (40.2 to 56.3 inches); grayish brown (10YR 5/2), light gray (2.5Y 7/2), dry; silty clay loam; 4 percent sand; 61 percent silt; 34 percent clay; 55 percent strong brown (7.5YR 5/6) medium distinct and 55 percent strong brown (7.5YR 4/6) medium distinct mottles; moderate coarse prismatic parts to moderate medium angular blocky structure; hard, firm, moderately sticky, moderately plastic; few (0.1) fine roots; many (6.0) very fine tubular and many (6.0) fine tubular pores; 55 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; gradual wavy boundary. Lab sample # ID29907
    2Cg1—143 to 161 centimeters (56.3 to 63.4 inches); dark greenish gray (5G 4/1), greenish gray (5G 5/1), dry; loam; 24 percent sand; 51 percent silt; 26 percent clay; massive; slightly hard, very friable, nonsticky, nonplastic; few (0.1) fine roots throughout; many (6.0) fine vesicular pores; fragments; clear smooth boundary. Lab sample # ID29908
    2Cg2—161 to 186 centimeters (63.4 to 73.2 inches); dark bluish gray (5B 4/1), bluish gray (5B 5/1), dry; gravelly loam; 40 percent sand; 38 percent silt; 22 percent clay; massive; slightly hard, very friable, nonsticky, nonplastic; few (0.1) fine roots throughout; many (6.0) fine vesicular pores; fragments. Lab sample # ID29909