IDENTIFIERS

  • Current Taxon Name (Soil Name): Swannanoa
  • OSD
  • Series Extent
  • User Site ID: 03NC089 Swannanoa-OSD
  • User Pedon ID: Swannanoa OSD
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - NSSL
  • Lab Pedon # - 04N0210
  • NCSS Pedon Lab Data NASIS Record ID - 16899
  • Print Date: 11/12/2025

    • 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: 35.4109648
  • Std. Longitude: -82.5297194
  • Datum: WGS84
  • Location Description: Henderson County, NC; from Hendersonville, 2.25 miles east on US Highway 64 (Chimney Rock Road) to Interstate 26, 5.8 miles west on Interstate 26 to Exit #44, 0.6 mile north on US Highway 25, 0.7 mile west on Secondary Road 1345 (Butler Bridge Road), 0.25 mile north on private farm road (Tap Root Lane) to second farm road to the left, 875 feet west on farm road through field, about 250 feet north of farm road and about 660 feet north northeast of Tap Root Dairy main complex in a cultivated field. USGS Skyland Topographic Quadrangle.
  • State: North Carolina
  • County: NC089—Henderson
  • MLRA: 130—Blue Ridge

    • PEDON

  • Describers Name: Mark Hudson
  • Current Taxonomic Class: Fine, semiactive, mesic Typic Umbraquults
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Swannanoa (flagged as OSD)
  • PSC - 38 to 88 cm.
  • Classificaton Date - 4/27/2009
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Swannanoa
  • Classificaton Date - 10/3/2005
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: stream terrace
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/3/2005 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    aquic conditions

    argillic horizon

    0—38

    38—231

    38—163

    —-

    —-

    —-
    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

    —

    —

    631

    —

    1270

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 38 centimeters (0.0 to 15.0 inches); very dark grayish brown (10YR 3/2), dark yellowish brown (10YR 4/4), dry; silty clay loam; weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout and 0.5 medium roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; 1 percent medium distinct irregular noncoherent cemented black (10YR 2/1), moist, manganese masses in matrix and 10 percent medium distinct irregular noncoherent cemented brown (10YR 4/3), moist, masses of oxidized iron in matrix; 3 percent fine platy mica flakes, unspecified; 2 percent by volume well rounded 2-38-75 millimeter quartz fragments; slightly alkaline, pH 7.8; clear smooth boundary.; observed in pit, small
    Btg1—38 to 79 centimeters (15.0 to 31.1 inches); dark grayish brown (10YR 4/2) clay; moderate medium subangular blocky structure; firm, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 40 percent distinct yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 10 percent medium distinct cylindrical noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron on surfaces along root channels and 10 percent medium faint cylindrical noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions on surfaces along root channels; 3 percent fine platy mica flakes, unspecified; 2 percent by volume well rounded 2-38-75 millimeter quartz fragments; slightly acid, pH 6.5; gradual wavy boundary.; observed in pit, small. discontinuous - phpvsfiid 299158; discontinuous - phpvsfiid 299158
    Btg2—79 to 112 centimeters (31.1 to 44.1 inches); grayish brown (10YR 5/2) clay loam; moderate medium subangular blocky structure; firm, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 fine tubular and 0.5 coarse tubular pores; 40 percent faint light yellowish brown (10YR 6/4), moist, clay films on all faces of peds; 10 percent fine faint irregular noncoherent cemented brown (10YR 4/3), moist, masses of oxidized iron in matrix and 25 percent coarse prominent irregular noncoherent cemented strong brown (7.5YR 5/6), moist, masses of oxidized iron in matrix; 3 percent fine platy mica flakes, unspecified; 5 percent by volume well rounded 2-38-75 millimeter quartz fragments; very strongly acid, pH 4.9; clear wavy boundary.; observed in pit, small. continuous - phpvsfiid 299159; continuous - phpvsfiid 299159
    Btg3—112 to 163 centimeters (44.1 to 64.2 inches); gray (10YR 6/1) clay; moderate coarse subangular blocky structure; firm, moderately sticky, moderately plastic; 0.5 very fine roots between peds and 0.5 fine roots between peds; 3.0 medium tubular and 3.0 fine tubular pores; 40 percent faint light gray (10YR 7/2), moist, clay films on all faces of peds; 1 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 5/8), moist, masses of oxidized iron in matrix and 1 percent fine distinct irregular noncoherent cemented manganese masses between peds and 10 percent fine distinct irregular noncoherent cemented brown (10YR 5/3), moist, masses of oxidized iron in matrix and 10 percent medium faint irregular noncoherent cemented brown (7.5YR 5/2), moist, masses of reduced iron in matrix; 3 percent fine platy mica flakes, unspecified; 2 percent by volume well rounded 75-163-250 millimeter quartz fragments and 3 percent by volume well rounded 2-38-75 millimeter quartz fragments; very strongly acid, pH 4.5; clear wavy boundary.; observed in pit, small. continuous - phpvsfiid 299160; continuous - phpvsfiid 299160
    2Cg—163 to 231 centimeters (64.2 to 90.9 inches); gray (2.5Y 6/1) gravelly sandy clay loam; massive; very firm, very sticky, very plastic; 1 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 5/8), moist, masses of oxidized iron in matrix and 10 percent medium distinct irregular noncoherent cemented light brownish gray (10YR 6/2), moist, masses of reduced iron in matrix; 3 percent fine platy mica flakes, unspecified; 5 percent by volume well rounded 75-163-250 millimeter quartz fragments and 20 percent by volume well rounded 2-38-75 millimeter quartz fragments; extremely acid, pH 4.3.; observed in pit, small