IDENTIFIERS

  • Current Taxon Name (Soil Name): Alvira
  • OSD
  • Series Extent
  • User Site ID: 801
  • User Pedon ID: 1966PA121004
  • Vegetation Plot ID: 801
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - PSU
  • Lab Pedon # - 66PA121004
  • NCSS Pedon Lab Data NASIS Record ID - 45317
  • Print Date: 4/28/2025

    • 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: 41.5483333
  • Std. Longitude: -79.8288889
  • Datum: WGS84
  • Location Description: State Game Lands near T434 0.5 mi SE of LR60063, 0.5 mi S of Sunville 2 mi W of Wallaceville.
  • Country: US—United States
  • State: Pennsylvania
  • County: PA121—Venango
  • MLRA: 139—Lake Erie Glaciated Plateau
  • 7.5 Minute USGS Quad: 41079-E7—Dempseytown, Pennsylvania

    • PEDON

  • Describers Name: D. Grice, N. Churchill, D. Hipes
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Aeric Fragiaquults
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PSU
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Alvira (flagged as OSD)
  • Classificaton Date - 3/7/2013
  • Classifier - Alex Dado
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Gresham
  • Classificaton Date - 7/15/1966
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 0 in/hr of percolation rate and 0.13 in/hr of percolation rate and 0.13 in/hr of percolation rate and 0.13 in/hr of percolation rate and 0.21 in/hr of percolation rate and 0.21 in/hr of percolation rate and 0.21 in/hr of percolation rate and 1.21 in/hr of percolation rate


    • SITE

  • Landscape: plateau
  • Landform: ground moraine
  • Runoff: very low
  • Drainage Class: somewhat poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/1966 ()
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    PHLEU

    Phleum

    timothy

    —

    —

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    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

    3

    —

    —

    440

    —

    270

    1050

    —

    —

    —

    —

    —

    8.7

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (10YR 3/3) interior silt loam; moderate medium granular structure; friable, slightly sticky, slightly plastic; 10 percent by volume sandstone-shale fragments; moderately acid, pH 5.6, unspecified; abrupt smooth boundary. Lab sample # PSU06011
    BA—18 to 36 centimeters (7.1 to 14.2 inches); yellowish brown (10YR 5/4) interior gravelly silt loam; weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; 1 percent fine faint light brownish gray (10YR 6/2); 15 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; clear wavy boundary. Lab sample # PSU06012
    Bt—36 to 53 centimeters (14.2 to 20.9 inches); yellowish brown (10YR 5/4) interior and light gray (N 7/0) broken face gravelly silt loam; moderate medium prismatic, and moderate medium subangular blocky structure; friable, slightly sticky, slightly plastic; faint clay films on surfaces along pores; 1 percent fine prominent reddish brown (5YR 5/4) and 60 percent medium distinct light gray (N 7/0); 15 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; clear smooth boundary. Lab sample # PSU06013. Light gray (N 7/0) prism faces.; discontinuous - phpvsfiid 535218; discontinuous - phpvsfiid 535218
    Btgx1—53 to 74 centimeters (20.9 to 29.1 inches); yellowish brown (10YR 5/4) interior and gray (10YR 5/1) broken face gravelly silt loam; moderate very coarse prismatic, and moderate coarse platy structure; firm, slightly sticky, slightly plastic; brittle; faint clay films on all faces of peds; 1 percent fine prominent red (2.5YR 4/6) and 60 percent medium distinct gray (N 5/0); 30 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; gradual wavy boundary. Lab sample # PSU06014. Gray (10YR 5/1) prism faces.; continuous - phpvsfiid 535219; continuous - phpvsfiid 535219
    Btgx2—74 to 94 centimeters (29.1 to 37.0 inches); yellowish brown (10YR 5/4) interior and light gray (N 7/0) broken face gravelly silt loam; moderate very coarse prismatic, and moderate coarse platy structure; firm, slightly sticky, slightly plastic; brittle; distinct clay films on all faces of peds; 11 percent medium prominent red (2.5YR 4/6) and 60 percent medium distinct gray (N 5/0); 30 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; gradual wavy boundary. Lab sample # PSU06015. Light gray (N 7/0) prism faces.; continuous - phpvsfiid 535220; continuous - phpvsfiid 535220
    Btgx3—94 to 109 centimeters (37.0 to 42.9 inches); yellowish brown (10YR 5/4) interior and light gray (N 7/0) broken face gravelly loam; moderate coarse platy, and moderate very coarse prismatic structure; firm, slightly sticky, slightly plastic; brittle; faint clay films on all faces of peds; 1 percent fine prominent red (2.5YR 4/6) and 60 percent medium distinct gray (N 5/0); 30 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; gradual wavy boundary. Lab sample # PSU06016. Light gray (N 7/0) prism faces.; continuous - phpvsfiid 535221; continuous - phpvsfiid 535221
    Btgx4—109 to 140 centimeters (42.9 to 55.1 inches); yellowish brown (10YR 5/4) interior and light gray (N 7/0) broken face gravelly loam; moderate coarse platy, and moderate very coarse prismatic structure; firm, slightly sticky, slightly plastic; brittle; faint clay films on all faces of peds; 1 percent fine prominent red (2.5YR 4/6) and 60 percent medium distinct gray (N 5/0); 30 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified; gradual wavy boundary. Lab sample # PSU06017. Light gray (N 7/0) prism faces.; continuous - phpvsfiid 535222; continuous - phpvsfiid 535222
    Btgx5—140 to 183 centimeters (55.1 to 72.0 inches); yellowish brown (10YR 5/4) interior and light gray (N 7/0) broken face gravelly loam; weak coarse platy, and moderate very coarse prismatic structure; firm, slightly sticky, slightly plastic; brittle; prominent clay films on surfaces along root channels; 1 percent fine prominent 2.5Y 4/6 (2.5Y 4/6) and 60 percent medium distinct gray (N 5/0); 30 percent by volume sandstone-shale fragments; strongly acid, pH 5.4, unspecified. Lab sample # PSU06018. Light gray (N 7/0) prism faces.; continuous - phpvsfiid 535223; continuous - phpvsfiid 535223