# Soil descriptions and data for soil profiles in the Andrews Experimental Forest, selected reference stands, Research Natural Areas, and National Parks, 1962 & 1996

## Dataset

- **Database Code:** SP001

- **Title:** Soil descriptions and data for soil profiles in the Andrews Experimental Forest, selected reference stands, Research Natural Areas, and National Parks, 1962 & 1996

- **Abstract:**

Provides standard soil profile descriptions along with physiographic data and classifications. Physical and chemical profile data are included when available.


- **Keywords:** soil chemistry; soil properties; primary production; inorganic nutrients; organic matter; soil horizons; Long-Term Ecological Research (LTER); primary production; inorganic nutrients; organic matter

- **Temporal coverage:** 1962-01-01 to 1996-01-01

- **Principal Investigator:** C. Ted Dyrness


## Data Entities

1. SP00101
2. SP00102

## Entity 1: SP00101

### Attribute list

- **PROFILE** — numeric(1.000000), range  1.0000  400.0000, number

Profile number


- **SERIES** — varchar, freetext

Soil series name


- **GR_GROUP** — varchar, freetext

Taxonomic great group


- **USDACLASS** — varchar, freetext

Soil taxonomic class as defined by the USDA


- **MAPUNIT** — varchar, freetext

Soil series and phase as mapped in the location of the profile


- **SCS_EQUIV** — varchar, freetext

For HJA only: SCS equivalent to the hja series


- **LANDFORM** — varchar, freetext

Explicit geomorphic unit at the profile location


- **SLOPE** — numeric(1.000000), range  0.0000  100.0000, percent

Percent slope at the profile location


- **ASPECT** — varchar, enum

Code for cardinal directions

  - **E** — east
  - **N** — north
  - **W** — west
  - **S** — south
  - **ENE** — east-northeast
  - **NE** — northeast
  - **NW** — northwest
  - **SE** — southeast
  - **SSE** — south-southeast
  - **SSW** — south-southwest
  - **SW** — southwest
  - **WNW** — west-nothwest
  - **WSW** — west-southwest


- **EL_CLASS** — varchar, freetext

Elevation class in 500 ft. intervals (explicit)


- **ELEVATION** — numeric(1.000000), range  400.0000  8000.0000, feet

Elevation at the profile


- **PARENTMAT** — varchar, freetext

Explicit description of soil parent material


- **DRAINAGE** — varchar, freetext

Drainage classes (explicit)


- **VEG_TYPE** — varchar, freetext

Community type (shortened version for www display)


- **VEGETATION** — varchar, freetext

Community type according to Dyrness et al., 1974, if known, otherwise codes of dominant species


- **SPEC_LOC** — varchar, freetext

Location description (shortened for www display)


- **LOCATION** — varchar, freetext

Brief location description


- **GEO_AREA** — varchar, freetext

Broader geographic area (e.g. HJA, National Parks, etc.)


- **LOC_CODE** — varchar, enum

FSDB location code

  - **HJA** — Andrews Experimental Forest (HJA)
  - **WS01** — Andrews Watershed 1
  - **WS10** — Andrews Watershed 10
  - **WS02** — Andrews Watershed 2
  - **WS03** — Andrews Watershed 3
  - **RS01** — Reference Stand RS01, H.J. Andrews EF, Willamette NF
  - **RS02** — Reference Stand RS02, H.J. Andrews EF, Willamette NF
  - **RS03** — Reference Stand RS03, H.J. Andrews EF, Willamette NF
  - **RS04** — Reference Stand RS04, H.J. Andrews EF, Willamette NF
  - **RS05** — Reference Stand RS05, H.J. Andrews EF, Willamette NF
  - **RS07** — Reference Stand RS07, H.J. Andrews EF, Willamette NF
  - **RS08** — Reference Stand RS08, H.J. Andrews EF, Willamette NF
  - **RS12** — Reference Stand RS12, H.J. Andrews EF, Willamette NF
  - **RS15** — Reference Stand RS15, H.J. Andrews EF, Willamette NF
  - **RS16** — Reference Stand RS16, H.J. Andrews EF, Willamette NF
  - **RS17** — Reference Stand RS17, H.J. Andrews EF, Willamette NF
  - **RS18** — Reference Stand RS18, H.J. Andrews EF, Willamette NF
  - **RS20** — Reference Stand RS20, H.J. Andrews EF, Willamette NF
  - **CH01** — Reference Stand CH01, Cascade Head EF, hemlock-spruce
  - **CH03** — Reference Stand CH03, Cascade Head EF, hemlock-spruce
  - **CH04** — Reference Stand CH04, Cascade Head EF, hemlock-spruce
  - **CH05** — Reference Stand CH05, Cascade Head EF, hemlock-spruce
  - **CH07** — Reference Stand CH07, Cascade Head EF, hemlock-spruce
  - **CH08** — Reference Stand CH08, Cascade Head EF, hemlock-spruce
  - **CH10** — Reference Stand CH10, Cascade Head EF, hemlock-spruce
  - **CH12** — Reference Stand CH12, Cascade Head EF, hemlock-spruce
  - **HR01** — Reference Stand HR01, South Fork Hoh River, Olympic NP
  - **HR02** — Reference Stand HR02, South Fork Hoh River, Olympic NP
  - **HR03** — Reference Stand HR03, South Fork Hoh River, Olympic NP
  - **HR04** — Reference Stand HR04, South Fork Hoh River, Olympic NP
  - **HS02** — Reference Stand HS02, Quinault RNA, Olympic NP
  - **HS03** — Reference Stand HS03, Quinault RNA, Olympic NP
  - **HS04** — Reference Stand HS04, Twin Creek RNA, Olympic NP
  - **W2RS** — Reference Watershed WS02, H.J. Andrews EF, Willamette NF
  - **RS10** — Reference Stand RS10, H.J. Andrews EF, Willamette NF
  - **RS22** — Reference Stand RS22, H.J. Andrews EF, Willamette NF
  - **RS23** — Reference Stand RS23, H.J. Andrews EF, Willamette NF
  - **RS27** — Reference Stand RS27, H.J. Andrews EF, Willamette NF
  - **RS29** — Reference Stand RS29, H.J. Andrews EF, Willamette NF
  - **RS31** — Reference Stand RS31, H.J. Andrews EF, Willamette NF
  - **MRNA** — Reference Stand MRNA, Metolius RNA, Deschutes NF
  - **PF28** — Reference Stand PF28, Pringle Falls RNA, Deschutes NF
  - **PF29** — Reference Stand PF29, Pringle Falls RNA, Deschutes NF
  - **PF27** — Reference Stand PF27, Pringle Falls RNA, Deschutes NF
  - **MUN2** — Reference Stand MUN2, T. T. Munger RNA, Gifford Pinchot NF
  - **AB08** — Reference Stand AB08, White River, Mt. Rainier NP
  - **AE10** — Reference Stand AE10, Nisqually River, Mt. Rainier NP
  - **AG05** — Reference Stand AG05, Nisqually River, Mt. Rainier NP
  - **AO03** — Reference Stand AO03, Ohanapecosh River, Mt. Rainier NP
  - **AV02** — Reference Stand AV02, Ohanapecosh River, Mt. Rainier NP
  - **AV06** — Reference Stand AV06, Nisqually River, Mt. Rainier NP
  - **AV14** — Reference Stand AV14, Carbon River, Mt. Rainier NP
  - **TO04** — Reference Stand TO04, Nisqually River, Mt. Rainier NP
  - **TO11** — Reference Stand TO11, Carbon River, Mt. Rainier NP
  - **RS06** — Reference Stand RS06, H.J. Andrews EF, Willamette NF
  - **RS09** — Reference Stand RS09, H.J. Andrews EF, Willamette NF
  - **RS11** — Reference Stand RS11, H.J. Andrews EF, Willamette NF
  - **PREF** — Pringle Falls Experimental Forest
  - **WS09** — Andrews Watershed 9
  - **RS19** — Reference Stand RS19, H.J. Andrews EF, Willamette NF


- **DESCRIPTN** — varchar, freetext

Name of persons describing the profile


- **DATE** — varchar, freetext

Date of profile description (m-yy and dd-mm-yy)


- **NR_HOR** — numeric(1.000000), range  1.0000  12.0000, number

Number of soil horizons in profile


- **PHYSDATA** — varchar, enum

Presence of physical data (Y/N)

  - **Y** — Physical data available
  - **N** — No physical data available


- **CHEMDATA** — varchar, enum

Presence of chemical data (Y/N)

  - **Y** — Physical data available
  - **N** — No physical data available


- **PROF_DESC** — varchar, freetext

Generated profile description, with chemical and physical data if present


## Entity 2: SP00102

### Attribute list

- **PROFILE** — numeric(1.000000), range  1.0000  400.0000, number

Profile number


- **SERIES** — varchar, freetext

Soil series name


- **HORIZON** — varchar, freetext

Horizon designation


- **DEPTH_T** — varchar, freetext

Depth at the top of the horizon (in inches)


- **DEPTH_B** — varchar, freetext

Depth at the bottom of the horizon (in inches)


- **BOUNDARY** — varchar, enum

Distinctness and topography of the lower horizon boundary

  - **AB** — abrupt broken
  - **AI** — abrupt irregular
  - **AS** — abrupt smooth
  - **AW** — abrupt wavy
  - **CB** — clear broken
  - **CI** — clear irregular
  - **CS** — clear smooth
  - **CW** — clear wavy
  - **DB** — diffuse broken
  - **DI** — diffuse irregular
  - **DS** — diffuse smooth
  - **DW** — diffuse wavy
  - **GB** — gradual broken
  - **GI** — gradual irregular
  - **GL** — gradual
  - **GS** — gradual smooth
  - **GW** — gradual wavy


- **DRYCOLOR** — varchar, freetext

Munsell color of the dry soil


- **MOISTCOL1** — varchar, freetext

Dominant munsell color of the moist soil


- **MOISTCOL2** — varchar, freetext

Moist Munsell color of mottles or variegations


- **MOISTCOL3** — varchar, freetext

Moist Munsell color of mottles or variegations


- **TEXTURE** — varchar, enum

Code for soil texture as determined in the field

  - **C** — clay
  - **CL** — clay loam
  - **CL+** — heavy clay loam
  - **CL-** — light
  - **COBCL** — cobbly clay loam
  - **COBL** — cobbly loam
  - **COBL+** — cobbly heavy loam
  - **COBL-** — cobbly light loam
  - **COBLS** — cobbly loamy sand
  - **COBSICL** — cobbly silty clay loam
  - **COBSIL** — cobbly silt loam
  - **COBSL** — cobbly sandy loam
  - **CS** — coarse sand
  - **FSL** — finde sandy loam
  - **GR** — gravel
  - **GRCL** — gravelly clay loam
  - **GRCL+** — gravelly heavy clay loam
  - **GRCL-** — gravelly light clay loam
  - **GRL** — gravelly loam
  - **GRL+** — gravelly heavy loam
  - **GRL-** — gravelly light loam
  - **GRSHL** — gravelly shotty loam
  - **GRSICL** — gravelly silty clay loam
  - **GRSIL** — gravelly silt loam
  - **GRSL** — gravelly sandy loam
  - **L** — loam
  - **L+** — heavy loam
  - **L-** — light loam
  - **LFS** — loamy fine sand
  - **LS** — loamy sand
  - **ORG.L** — organic loam
  - **SCL** — sandy clay loam
  - **SHCL** — shotty clay loam
  - **SHL** — shotty loam
  - **SHL+** — shotty heavy loam
  - **SHSIL** — shotty silt loam
  - **SHSL** — shotty sandy loam
  - **SHSTL** — shotty stony loam
  - **SHSTL+** — shotty stony heavy loam
  - **SHSTSCL** — shotty stony sandy clay loam
  - **SHSTSL** — shotty stony sandy loam
  - **SIC** — silty clay
  - **SIC+** — heavy silty clay
  - **SIC-** — light silty clay
  - **SICL** — silty clay loam
  - **SICL+** — heavy silty clay loam
  - **SICL-** — light silty clay loam
  - **SIL** — silt laom
  - **SIL+** — heavy silt loam
  - **SIL-** — light silt loam
  - **SL** — sandy laom
  - **SL-** — light sandy loam
  - **STC** — stony clay
  - **STCL** — stony clay loam
  - **STCL-** — stony light clay loam
  - **STL** — stony loam
  - **STL+** — heavy stony loam
  - **STSCL** — stony sandy clay loam
  - **STSHSCL** — stony shotty sandy clay loam
  - **STSIC** — stony silty clay
  - **STSICL** — stony silty clay loam
  - **STSICL+** — stony heavy silty clay loam
  - **STSICL-** — stony light silty clay loam
  - **STSIL** — stony silt loam
  - **STSIL+** — stony heavy silt loam
  - **STSL** — stony sandy loam
  - **VCOBL** — very cobbly loam
  - **VCOBSICL** — very cobbly silty clay loam
  - **VCOBSIL** — very cobbly silty loam
  - **VCOBSL** — very cobbly sandy loam
  - **VGRCL** — very gravelly clay loam
  - **VGRCS** — very gravelly coarse sand
  - **VGRL** — very gravelly loam
  - **VGRL+** — very gravelly heavy loam
  - **VGRL-** — very gravelly light loam
  - **VGRSICL** — very gravelly silty clay loam
  - **VGRSIL** — very gravelly silt loam
  - **VGRSIL-** — very gravelly light silt loam
  - **VGRSL** — very gravelly sandy loam
  - **VGRSHL** — very gravelly shotty loam
  - **VSTCL** — very stony clay loam
  - **VSTCL+** — very stony heavy clay loam
  - **VSTCL-** — very stony light clay loam
  - **VSTL** — very stony loam
  - **VSTL+** — very stony heavy loam
  - **VSTLS** — very stony loamy sand
  - **VSTSICL** — very stony silty clay loam
  - **VSTSL** — very stony sandy loam
  - **LCS** — loamy coarse sand
  - **GRCS** — gravelly coarse sand


- **STRUCTURE** — varchar, enum

Codes for soil structure

  - **1** — weak (component of structure codes)
  - **2** — moderate (component of structure codes)
  - **3** — strong (component of structure codes)
  - **vf** — very fine
  - **f** — fine
  - **m** — medium
  - **c** — coarse
  - **vc** — very coarse


- **CONSISTENC** — varchar, enum

Codes for dry, moist, and wet soil consistence

  - **lo** — loose (dry)
  - **so** — soft (dry)
  - **sh** — slightly hard (dry)
  - **h** — hard (dry)
  - **lo** — loose (moist)
  - **vfr** — very friable (moist)
  - **fr** — friable (moist)
  - **fi** — firm (moist)
  - **vfi** — very firm (moist)
  - **br** — brittle (moist)
  - **so** — nonsticky (wet)
  - **ss** — slilghtly sticky (wet)
  - **s** — sticky (wet)
  - **vs** — very sticky (wet)
  - **po** — nonplastic (wet)
  - **ps** — slightly plastic (wet)
  - **p** — plastic (wet)
  - **vp** — very plastic (wet)
  - **smeary** — thixotropic


- **CONSDRY** — varchar, enum

Dry consistence

  - **lo** — loose (dry)
  - **so** — soft (dry)
  - **sh** — slightly hard (dry)
  - **h** — hard (dry)
  - **lo** — loose (moist)
  - **vfr** — very friable (moist)
  - **fr** — friable (moist)
  - **fi** — firm (moist)
  - **vfi** — very firm (moist)
  - **br** — brittle (moist)
  - **so** — nonsticky (wet)
  - **ss** — slilghtly sticky (wet)
  - **s** — sticky (wet)
  - **vs** — very sticky (wet)
  - **po** — nonplastic (wet)
  - **ps** — slightly plastic (wet)
  - **p** — plastic (wet)
  - **vp** — very plastic (wet)
  - **smeary** — thixotropic


- **CONSMOIST** — varchar, enum

Moist consistence

  - **lo** — loose (dry)
  - **so** — soft (dry)
  - **sh** — slightly hard (dry)
  - **h** — hard (dry)
  - **lo** — loose (moist)
  - **vfr** — very friable (moist)
  - **fr** — friable (moist)
  - **fi** — firm (moist)
  - **vfi** — very firm (moist)
  - **br** — brittle (moist)
  - **so** — nonsticky (wet)
  - **ss** — slilghtly sticky (wet)
  - **s** — sticky (wet)
  - **vs** — very sticky (wet)
  - **po** — nonplastic (wet)
  - **ps** — slightly plastic (wet)
  - **p** — plastic (wet)
  - **vp** — very plastic (wet)
  - **smeary** — thixotropic


- **CONSWET** — varchar, enum

Wet consistence

  - **lo** — loose (dry)
  - **so** — soft (dry)
  - **sh** — slightly hard (dry)
  - **h** — hard (dry)
  - **lo** — loose (moist)
  - **vfr** — very friable (moist)
  - **fr** — friable (moist)
  - **fi** — firm (moist)
  - **vfi** — very firm (moist)
  - **br** — brittle (moist)
  - **so** — nonsticky (wet)
  - **ss** — slilghtly sticky (wet)
  - **s** — sticky (wet)
  - **vs** — very sticky (wet)
  - **po** — nonplastic (wet)
  - **ps** — slightly plastic (wet)
  - **p** — plastic (wet)
  - **vp** — very plastic (wet)
  - **smeary** — thixotropic


- **OTHER** — varchar, freetext

Explicit coarse fragments, O horizon characteristics, clay skins, mottling, etc


- **ROOTS** — varchar, freetext

Explicit abundance of roots, usually by size class


- **DENSITY** — numeric(0.001000), range  0.5000  1.5000, grams per cubic centimeter

Bulk density of soil


- **SAND** — numeric(0.100000), range  10.0000  90.0000, percent

Percent sand


- **SILT** — numeric(0.100000), range  10.0000  80.0000, percent

Percent silt


- **CLAY** — numeric(0.100000), range  1.0000  50.0000, percent

Percent clay


- **TEXT_CLASS** — varchar, enum

Textural class

  - **C** — clay
  - **CL** — clay loam
  - **CL+** — heavy clay loam
  - **CL-** — light
  - **COBCL** — cobbly clay loam
  - **COBL** — cobbly loam
  - **COBL+** — cobbly heavy loam
  - **COBL-** — cobbly light loam
  - **COBLS** — cobbly loamy sand
  - **COBSICL** — cobbly silty clay loam
  - **COBSIL** — cobbly silt loam
  - **COBSL** — cobbly sandy loam
  - **CS** — coarse sand
  - **FSL** — finde sandy loam
  - **GR** — gravel
  - **GRCL** — gravelly clay loam
  - **GRCL+** — gravelly heavy clay loam
  - **GRCL-** — gravelly light clay loam
  - **GRL** — gravelly loam
  - **GRL+** — gravelly heavy loam
  - **GRL-** — gravelly light loam
  - **GRSHL** — gravelly shotty loam
  - **GRSICL** — gravelly silty clay loam
  - **GRSIL** — gravelly silt loam
  - **GRSL** — gravelly sandy loam
  - **L** — loam
  - **L+** — heavy loam
  - **L-** — light loam
  - **LFS** — loamy fine sand
  - **LS** — loamy sand
  - **ORG.L** — organic loam
  - **SCL** — sandy clay loam
  - **SHCL** — shotty clay loam
  - **SHL** — shotty loam
  - **SHL+** — shotty heavy loam
  - **SHSIL** — shotty silt loam
  - **SHSL** — shotty sandy loam
  - **SHSTL** — shotty stony loam
  - **SHSTL+** — shotty stony heavy loam
  - **SHSTSCL** — shotty stony sandy clay loam
  - **SHSTSL** — shotty stony sandy loam
  - **SIC** — silty clay
  - **SIC+** — heavy silty clay
  - **SIC-** — light silty clay
  - **SICL** — silty clay loam
  - **SICL+** — heavy silty clay loam
  - **SICL-** — light silty clay loam
  - **SIL** — silt laom
  - **SIL+** — heavy silt loam
  - **SIL-** — light silt loam
  - **SL** — sandy laom
  - **SL-** — light sandy loam
  - **STC** — stony clay
  - **STCL** — stony clay loam
  - **STCL-** — stony light clay loam
  - **STL** — stony loam
  - **STL+** — heavy stony loam
  - **STSCL** — stony sandy clay loam
  - **STSHSCL** — stony shotty sandy clay loam
  - **STSIC** — stony silty clay
  - **STSICL** — stony silty clay loam
  - **STSICL+** — stony heavy silty clay loam
  - **STSICL-** — stony light silty clay loam
  - **STSIL** — stony silt loam
  - **STSIL+** — stony heavy silt loam
  - **STSL** — stony sandy loam
  - **VCOBL** — very cobbly loam
  - **VCOBSICL** — very cobbly silty clay loam
  - **VCOBSIL** — very cobbly silty loam
  - **VCOBSL** — very cobbly sandy loam
  - **VGRCL** — very gravelly clay loam
  - **VGRCS** — very gravelly coarse sand
  - **VGRL** — very gravelly loam
  - **VGRL+** — very gravelly heavy loam
  - **VGRL-** — very gravelly light loam
  - **VGRSICL** — very gravelly silty clay loam
  - **VGRSIL** — very gravelly silt loam
  - **VGRSIL-** — very gravelly light silt loam
  - **VGRSL** — very gravelly sandy loam
  - **VGRSHL** — very gravelly shotty loam
  - **VSTCL** — very stony clay loam
  - **VSTCL+** — very stony heavy clay loam
  - **VSTCL-** — very stony light clay loam
  - **VSTL** — very stony loam
  - **VSTL+** — very stony heavy loam
  - **VSTLS** — very stony loamy sand
  - **VSTSICL** — very stony silty clay loam
  - **VSTSL** — very stony sandy loam
  - **LCS** — loamy coarse sand
  - **GRCS** — gravelly coarse sand


- **PERCOLATIO** — numeric(0.100000), range  0.1000  250.0000, inches per hour

Percolation rate in undisturbed soil cores determined in the lab


- **MT_THIRD** — numeric(0.100000), range  20.0000  70.0000, percent

Percolation rate in undisturbed soil cores determined in the lab


- **MT_ONE** — numeric(0.100000), range  15.0000  60.0000, percent

Percent moisture on a dry-weight basis at 1 atm tension


- **MT_FIVE** — numeric(0.100000), range  2.0000  55.0000, percent

Percent moisture on a dry-weight basis at 5 atm tension


- **MT_FIFTEEN** — numeric(0.100000), range  10.0000  50.0000, percent

Percent moisture on a dry-weight basis at 15 atm tension


- **PH** — numeric(0.100000), range  4.0000  7.0000, pH units

pH of 1:1 soil-water suspension


- **CEC** — numeric(0.010000), range  10.0000  70.0000, milliequivalents per 100 grams

Cation exchange capacity of soil


- **OM** — numeric(0.010000), range  0.1000  22.0000, percent

Organic matter content of soil


- **TOT_N** — numeric(0.000000), range  0.0010  1.0500, percent

Total nitrogen content of soil


- **P** — numeric(0.010000), range  0.0000  85.0000, parts per million

Available P content of soil


- **K** — numeric(0.100000), range  0.0000  3.0000, milliequivalents per 100 grams

Exchangeable K of soil


- **CA** — numeric(0.100000), range  0.0000  25.0000, milliequivalents per 100 grams

Exchangeable Ca of soil


- **MG** — numeric(0.100000), range  0.0000  20.0000, milliequivalents per 100 grams

Exchangeable Mg of soil


- **NA** — numeric(0.100000), range  0.0000  1.0000, milliequivalents per 100 grams

Exchangeable Na of soil


- **BASE_SAT** — numeric(0.100000), range  1.0000  105.0000, percent

Percent base saturation


## Attribute Definitions

**ASPECT**

Code for cardinal directions


**BASE_SAT**

Percent base saturation


**BOUNDARY**

Distinctness and topography of the lower horizon boundary


**CA**

Exchangeable Ca of soil


**CEC**

Cation exchange capacity of soil


**CHEMDATA**

Presence of chemical data (Y/N)


**CLAY**

Percent clay


**CONSDRY**

Dry consistence


**CONSISTENC**

Codes for dry, moist, and wet soil consistence


**CONSMOIST**

Moist consistence


**CONSWET**

Wet consistence


**DATE**

Date of profile description (m-yy and dd-mm-yy)


**DENSITY**

Bulk density of soil


**DEPTH_B**

Depth at the bottom of the horizon (in inches)


**DEPTH_T**

Depth at the top of the horizon (in inches)


**DESCRIPTN**

Name of persons describing the profile


**DRAINAGE**

Drainage classes (explicit)


**DRYCOLOR**

Munsell color of the dry soil


**ELEVATION**

Elevation at the profile


**EL_CLASS**

Elevation class in 500 ft. intervals (explicit)


**GEO_AREA**

Broader geographic area (e.g. HJA, National Parks, etc.)


**GR_GROUP**

Taxonomic great group


**HORIZON**

Horizon designation


**K**

Exchangeable K of soil


**LANDFORM**

Explicit geomorphic unit at the profile location


**LOCATION**

Brief location description


**LOC_CODE**

FSDB location code


**MAPUNIT**

Soil series and phase as mapped in the location of the profile


**MG**

Exchangeable Mg of soil


**MOISTCOL1**

Dominant munsell color of the moist soil


**MOISTCOL2**

Moist Munsell color of mottles or variegations


**MOISTCOL3**

Moist Munsell color of mottles or variegations


**MT_FIFTEEN**

Percent moisture on a dry-weight basis at 15 atm tension


**MT_FIVE**

Percent moisture on a dry-weight basis at 5 atm tension


**MT_ONE**

Percent moisture on a dry-weight basis at 1 atm tension


**MT_THIRD**

Percolation rate in undisturbed soil cores determined in the lab


**NA**

Exchangeable Na of soil


**NR_HOR**

Number of soil horizons in profile


**OM**

Organic matter content of soil


**OTHER**

Explicit coarse fragments, O horizon characteristics, clay skins, mottling, etc


**P**

Available P content of soil


**PARENTMAT**

Explicit description of soil parent material


**PERCOLATIO**

Percolation rate in undisturbed soil cores determined in the lab


**PH**

pH of 1:1 soil-water suspension


**PHYSDATA**

Presence of physical data (Y/N)


**PROFILE**

Profile number


**PROF_DESC**

Generated profile description, with chemical and physical data if present


**ROOTS**

Explicit abundance of roots, usually by size class


**SAND**

Percent sand


**SCS_EQUIV**

For HJA only: SCS equivalent to the hja series


**SERIES**

Soil series name


**SILT**

Percent silt


**SLOPE**

Percent slope at the profile location


**SPEC_LOC**

Location description (shortened for www display)


**STRUCTURE**

Codes for soil structure


**TEXTURE**

Code for soil texture as determined in the field


**TEXT_CLASS**

Textural class


**TOT_N**

Total nitrogen content of soil


**USDACLASS**

Soil taxonomic class as defined by the USDA


**VEGETATION**

Community type according to Dyrness et al., 1974, if known, otherwise codes of dominant species


**VEG_TYPE**

Community type (shortened version for www display)


## Enumerated Domains

### ASPECT

- **E** — east

- **N** — north

- **W** — west

- **S** — south

- **ENE** — east-northeast

- **NE** — northeast

- **NW** — northwest

- **SE** — southeast

- **SSE** — south-southeast

- **SSW** — south-southwest

- **SW** — southwest

- **WNW** — west-nothwest

- **WSW** — west-southwest

### LOC_CODE

- **HJA** — Andrews Experimental Forest (HJA)

- **WS01** — Andrews Watershed 1

- **WS10** — Andrews Watershed 10

- **WS02** — Andrews Watershed 2

- **WS03** — Andrews Watershed 3

- **RS01** — Reference Stand RS01, H.J. Andrews EF, Willamette NF

- **RS02** — Reference Stand RS02, H.J. Andrews EF, Willamette NF

- **RS03** — Reference Stand RS03, H.J. Andrews EF, Willamette NF

- **RS04** — Reference Stand RS04, H.J. Andrews EF, Willamette NF

- **RS05** — Reference Stand RS05, H.J. Andrews EF, Willamette NF

- **RS07** — Reference Stand RS07, H.J. Andrews EF, Willamette NF

- **RS08** — Reference Stand RS08, H.J. Andrews EF, Willamette NF

- **RS12** — Reference Stand RS12, H.J. Andrews EF, Willamette NF

- **RS15** — Reference Stand RS15, H.J. Andrews EF, Willamette NF

- **RS16** — Reference Stand RS16, H.J. Andrews EF, Willamette NF

- **RS17** — Reference Stand RS17, H.J. Andrews EF, Willamette NF

- **RS18** — Reference Stand RS18, H.J. Andrews EF, Willamette NF

- **RS20** — Reference Stand RS20, H.J. Andrews EF, Willamette NF

- **CH01** — Reference Stand CH01, Cascade Head EF, hemlock-spruce

- **CH03** — Reference Stand CH03, Cascade Head EF, hemlock-spruce

- **CH04** — Reference Stand CH04, Cascade Head EF, hemlock-spruce

- **CH05** — Reference Stand CH05, Cascade Head EF, hemlock-spruce

- **CH07** — Reference Stand CH07, Cascade Head EF, hemlock-spruce

- **CH08** — Reference Stand CH08, Cascade Head EF, hemlock-spruce

- **CH10** — Reference Stand CH10, Cascade Head EF, hemlock-spruce

- **CH12** — Reference Stand CH12, Cascade Head EF, hemlock-spruce

- **HR01** — Reference Stand HR01, South Fork Hoh River, Olympic NP

- **HR02** — Reference Stand HR02, South Fork Hoh River, Olympic NP

- **HR03** — Reference Stand HR03, South Fork Hoh River, Olympic NP

- **HR04** — Reference Stand HR04, South Fork Hoh River, Olympic NP

- **HS02** — Reference Stand HS02, Quinault RNA, Olympic NP

- **HS03** — Reference Stand HS03, Quinault RNA, Olympic NP

- **HS04** — Reference Stand HS04, Twin Creek RNA, Olympic NP

- **W2RS** — Reference Watershed WS02, H.J. Andrews EF, Willamette NF

- **RS10** — Reference Stand RS10, H.J. Andrews EF, Willamette NF

- **RS22** — Reference Stand RS22, H.J. Andrews EF, Willamette NF

- **RS23** — Reference Stand RS23, H.J. Andrews EF, Willamette NF

- **RS27** — Reference Stand RS27, H.J. Andrews EF, Willamette NF

- **RS29** — Reference Stand RS29, H.J. Andrews EF, Willamette NF

- **RS31** — Reference Stand RS31, H.J. Andrews EF, Willamette NF

- **MRNA** — Reference Stand MRNA, Metolius RNA, Deschutes NF

- **PF28** — Reference Stand PF28, Pringle Falls RNA, Deschutes NF

- **PF29** — Reference Stand PF29, Pringle Falls RNA, Deschutes NF

- **PF27** — Reference Stand PF27, Pringle Falls RNA, Deschutes NF

- **MUN2** — Reference Stand MUN2, T. T. Munger RNA, Gifford Pinchot NF

- **AB08** — Reference Stand AB08, White River, Mt. Rainier NP

- **AE10** — Reference Stand AE10, Nisqually River, Mt. Rainier NP

- **AG05** — Reference Stand AG05, Nisqually River, Mt. Rainier NP

- **AO03** — Reference Stand AO03, Ohanapecosh River, Mt. Rainier NP

- **AV02** — Reference Stand AV02, Ohanapecosh River, Mt. Rainier NP

- **AV06** — Reference Stand AV06, Nisqually River, Mt. Rainier NP

- **AV14** — Reference Stand AV14, Carbon River, Mt. Rainier NP

- **TO04** — Reference Stand TO04, Nisqually River, Mt. Rainier NP

- **TO11** — Reference Stand TO11, Carbon River, Mt. Rainier NP

- **RS06** — Reference Stand RS06, H.J. Andrews EF, Willamette NF

- **RS09** — Reference Stand RS09, H.J. Andrews EF, Willamette NF

- **RS11** — Reference Stand RS11, H.J. Andrews EF, Willamette NF

- **PREF** — Pringle Falls Experimental Forest

- **WS09** — Andrews Watershed 9

- **RS19** — Reference Stand RS19, H.J. Andrews EF, Willamette NF

### PHYSDATA

- **Y** — Physical data available

- **N** — No physical data available

### CHEMDATA

- **Y** — Physical data available

- **N** — No physical data available

### BOUNDARY

- **AB** — abrupt broken

- **AI** — abrupt irregular

- **AS** — abrupt smooth

- **AW** — abrupt wavy

- **CB** — clear broken

- **CI** — clear irregular

- **CS** — clear smooth

- **CW** — clear wavy

- **DB** — diffuse broken

- **DI** — diffuse irregular

- **DS** — diffuse smooth

- **DW** — diffuse wavy

- **GB** — gradual broken

- **GI** — gradual irregular

- **GL** — gradual

- **GS** — gradual smooth

- **GW** — gradual wavy

### TEXTURE

- **C** — clay

- **CL** — clay loam

- **CL+** — heavy clay loam

- **CL-** — light

- **COBCL** — cobbly clay loam

- **COBL** — cobbly loam

- **COBL+** — cobbly heavy loam

- **COBL-** — cobbly light loam

- **COBLS** — cobbly loamy sand

- **COBSICL** — cobbly silty clay loam

- **COBSIL** — cobbly silt loam

- **COBSL** — cobbly sandy loam

- **CS** — coarse sand

- **FSL** — finde sandy loam

- **GR** — gravel

- **GRCL** — gravelly clay loam

- **GRCL+** — gravelly heavy clay loam

- **GRCL-** — gravelly light clay loam

- **GRL** — gravelly loam

- **GRL+** — gravelly heavy loam

- **GRL-** — gravelly light loam

- **GRSHL** — gravelly shotty loam

- **GRSICL** — gravelly silty clay loam

- **GRSIL** — gravelly silt loam

- **GRSL** — gravelly sandy loam

- **L** — loam

- **L+** — heavy loam

- **L-** — light loam

- **LFS** — loamy fine sand

- **LS** — loamy sand

- **ORG.L** — organic loam

- **SCL** — sandy clay loam

- **SHCL** — shotty clay loam

- **SHL** — shotty loam

- **SHL+** — shotty heavy loam

- **SHSIL** — shotty silt loam

- **SHSL** — shotty sandy loam

- **SHSTL** — shotty stony loam

- **SHSTL+** — shotty stony heavy loam

- **SHSTSCL** — shotty stony sandy clay loam

- **SHSTSL** — shotty stony sandy loam

- **SIC** — silty clay

- **SIC+** — heavy silty clay

- **SIC-** — light silty clay

- **SICL** — silty clay loam

- **SICL+** — heavy silty clay loam

- **SICL-** — light silty clay loam

- **SIL** — silt laom

- **SIL+** — heavy silt loam

- **SIL-** — light silt loam

- **SL** — sandy laom

- **SL-** — light sandy loam

- **STC** — stony clay

- **STCL** — stony clay loam

- **STCL-** — stony light clay loam

- **STL** — stony loam

- **STL+** — heavy stony loam

- **STSCL** — stony sandy clay loam

- **STSHSCL** — stony shotty sandy clay loam

- **STSIC** — stony silty clay

- **STSICL** — stony silty clay loam

- **STSICL+** — stony heavy silty clay loam

- **STSICL-** — stony light silty clay loam

- **STSIL** — stony silt loam

- **STSIL+** — stony heavy silt loam

- **STSL** — stony sandy loam

- **VCOBL** — very cobbly loam

- **VCOBSICL** — very cobbly silty clay loam

- **VCOBSIL** — very cobbly silty loam

- **VCOBSL** — very cobbly sandy loam

- **VGRCL** — very gravelly clay loam

- **VGRCS** — very gravelly coarse sand

- **VGRL** — very gravelly loam

- **VGRL+** — very gravelly heavy loam

- **VGRL-** — very gravelly light loam

- **VGRSICL** — very gravelly silty clay loam

- **VGRSIL** — very gravelly silt loam

- **VGRSIL-** — very gravelly light silt loam

- **VGRSL** — very gravelly sandy loam

- **VGRSHL** — very gravelly shotty loam

- **VSTCL** — very stony clay loam

- **VSTCL+** — very stony heavy clay loam

- **VSTCL-** — very stony light clay loam

- **VSTL** — very stony loam

- **VSTL+** — very stony heavy loam

- **VSTLS** — very stony loamy sand

- **VSTSICL** — very stony silty clay loam

- **VSTSL** — very stony sandy loam

- **LCS** — loamy coarse sand

- **GRCS** — gravelly coarse sand

### STRUCTURE

- **1** — weak (component of structure codes)

- **2** — moderate (component of structure codes)

- **3** — strong (component of structure codes)

- **vf** — very fine

- **f** — fine

- **m** — medium

- **c** — coarse

- **vc** — very coarse

### CONSISTENC

- **lo** — loose (dry)

- **so** — soft (dry)

- **sh** — slightly hard (dry)

- **h** — hard (dry)

- **lo** — loose (moist)

- **vfr** — very friable (moist)

- **fr** — friable (moist)

- **fi** — firm (moist)

- **vfi** — very firm (moist)

- **br** — brittle (moist)

- **so** — nonsticky (wet)

- **ss** — slilghtly sticky (wet)

- **s** — sticky (wet)

- **vs** — very sticky (wet)

- **po** — nonplastic (wet)

- **ps** — slightly plastic (wet)

- **p** — plastic (wet)

- **vp** — very plastic (wet)

- **smeary** — thixotropic

### CONSDRY

- **lo** — loose (dry)

- **so** — soft (dry)

- **sh** — slightly hard (dry)

- **h** — hard (dry)

- **lo** — loose (moist)

- **vfr** — very friable (moist)

- **fr** — friable (moist)

- **fi** — firm (moist)

- **vfi** — very firm (moist)

- **br** — brittle (moist)

- **so** — nonsticky (wet)

- **ss** — slilghtly sticky (wet)

- **s** — sticky (wet)

- **vs** — very sticky (wet)

- **po** — nonplastic (wet)

- **ps** — slightly plastic (wet)

- **p** — plastic (wet)

- **vp** — very plastic (wet)

- **smeary** — thixotropic

### CONSMOIST

- **lo** — loose (dry)

- **so** — soft (dry)

- **sh** — slightly hard (dry)

- **h** — hard (dry)

- **lo** — loose (moist)

- **vfr** — very friable (moist)

- **fr** — friable (moist)

- **fi** — firm (moist)

- **vfi** — very firm (moist)

- **br** — brittle (moist)

- **so** — nonsticky (wet)

- **ss** — slilghtly sticky (wet)

- **s** — sticky (wet)

- **vs** — very sticky (wet)

- **po** — nonplastic (wet)

- **ps** — slightly plastic (wet)

- **p** — plastic (wet)

- **vp** — very plastic (wet)

- **smeary** — thixotropic

### CONSWET

- **lo** — loose (dry)

- **so** — soft (dry)

- **sh** — slightly hard (dry)

- **h** — hard (dry)

- **lo** — loose (moist)

- **vfr** — very friable (moist)

- **fr** — friable (moist)

- **fi** — firm (moist)

- **vfi** — very firm (moist)

- **br** — brittle (moist)

- **so** — nonsticky (wet)

- **ss** — slilghtly sticky (wet)

- **s** — sticky (wet)

- **vs** — very sticky (wet)

- **po** — nonplastic (wet)

- **ps** — slightly plastic (wet)

- **p** — plastic (wet)

- **vp** — very plastic (wet)

- **smeary** — thixotropic

### TEXT_CLASS

- **C** — clay

- **CL** — clay loam

- **CL+** — heavy clay loam

- **CL-** — light

- **COBCL** — cobbly clay loam

- **COBL** — cobbly loam

- **COBL+** — cobbly heavy loam

- **COBL-** — cobbly light loam

- **COBLS** — cobbly loamy sand

- **COBSICL** — cobbly silty clay loam

- **COBSIL** — cobbly silt loam

- **COBSL** — cobbly sandy loam

- **CS** — coarse sand

- **FSL** — finde sandy loam

- **GR** — gravel

- **GRCL** — gravelly clay loam

- **GRCL+** — gravelly heavy clay loam

- **GRCL-** — gravelly light clay loam

- **GRL** — gravelly loam

- **GRL+** — gravelly heavy loam

- **GRL-** — gravelly light loam

- **GRSHL** — gravelly shotty loam

- **GRSICL** — gravelly silty clay loam

- **GRSIL** — gravelly silt loam

- **GRSL** — gravelly sandy loam

- **L** — loam

- **L+** — heavy loam

- **L-** — light loam

- **LFS** — loamy fine sand

- **LS** — loamy sand

- **ORG.L** — organic loam

- **SCL** — sandy clay loam

- **SHCL** — shotty clay loam

- **SHL** — shotty loam

- **SHL+** — shotty heavy loam

- **SHSIL** — shotty silt loam

- **SHSL** — shotty sandy loam

- **SHSTL** — shotty stony loam

- **SHSTL+** — shotty stony heavy loam

- **SHSTSCL** — shotty stony sandy clay loam

- **SHSTSL** — shotty stony sandy loam

- **SIC** — silty clay

- **SIC+** — heavy silty clay

- **SIC-** — light silty clay

- **SICL** — silty clay loam

- **SICL+** — heavy silty clay loam

- **SICL-** — light silty clay loam

- **SIL** — silt laom

- **SIL+** — heavy silt loam

- **SIL-** — light silt loam

- **SL** — sandy laom

- **SL-** — light sandy loam

- **STC** — stony clay

- **STCL** — stony clay loam

- **STCL-** — stony light clay loam

- **STL** — stony loam

- **STL+** — heavy stony loam

- **STSCL** — stony sandy clay loam

- **STSHSCL** — stony shotty sandy clay loam

- **STSIC** — stony silty clay

- **STSICL** — stony silty clay loam

- **STSICL+** — stony heavy silty clay loam

- **STSICL-** — stony light silty clay loam

- **STSIL** — stony silt loam

- **STSIL+** — stony heavy silt loam

- **STSL** — stony sandy loam

- **VCOBL** — very cobbly loam

- **VCOBSICL** — very cobbly silty clay loam

- **VCOBSIL** — very cobbly silty loam

- **VCOBSL** — very cobbly sandy loam

- **VGRCL** — very gravelly clay loam

- **VGRCS** — very gravelly coarse sand

- **VGRL** — very gravelly loam

- **VGRL+** — very gravelly heavy loam

- **VGRL-** — very gravelly light loam

- **VGRSICL** — very gravelly silty clay loam

- **VGRSIL** — very gravelly silt loam

- **VGRSIL-** — very gravelly light silt loam

- **VGRSL** — very gravelly sandy loam

- **VGRSHL** — very gravelly shotty loam

- **VSTCL** — very stony clay loam

- **VSTCL+** — very stony heavy clay loam

- **VSTCL-** — very stony light clay loam

- **VSTL** — very stony loam

- **VSTL+** — very stony heavy loam

- **VSTLS** — very stony loamy sand

- **VSTSICL** — very stony silty clay loam

- **VSTSL** — very stony sandy loam

- **LCS** — loamy coarse sand

- **GRCS** — gravelly coarse sand
