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Electronic Delivery of Soil Survey Information for Alabama. September 23, 2004. Progression of Soil Survey Info (tabular & spatial) : 1) Soil Data Warehouse (SDW) 2) Soil Data Mart (SDM). Progression of Soil Survey Data to the Soil Data Mart. SDW / SDM Purpose:.

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progression of soil survey info tabular spatial 1 soil data warehouse sdw 2 soil data mart sdm
Progression of Soil Survey Info (tabular & spatial):1) Soil Data Warehouse (SDW)2) Soil Data Mart (SDM)
sdw sdm purpose
SDW / SDM Purpose:
  • Provide a single point of delivery of official soil survey data & information for
    • NRCS eFOTG
    • SSURGO
    • Customer Service Toolkit/Soil Data Viewer
    • Technical Service Providers
    • General public
    • Computer Models
  • Provide national coverage
sdw sdm content
SDW / SDM Content:
  • Tabular data (soil chemical & physical data; interpretations)
  • Digitized spatial data (SSURGO)
    • soil polygons; soil survey area boundaries
  • Federal Geographic Data Committee compliant metadata file
  • Data available for partial Soil Survey Area (SSA) or whole SSA
  • Data certified by Alabama State Soil Scientist
function of soil data warehouse
Function ofSoil Data Warehouse
  • Houses current and archived versions of official data (tabular & spatial)
  • State Office use only
function of soil data mart
Function ofSoil Data Mart
  • Provides access to only the “current” version of official data
  • Web accessible
  • Linked to eFOTG (by 12/31/04)
features of soil data mart
Features of Soil Data Mart
  • Generate standard reports
    • Choose selected map units, or whole SSA
  • Download spatial and/or tabular data via ftp
  • Download MS Access database template for tabular data
    • national or state-specific
sdw sdm timeline
SDW / SDM Timeline:
  • Re-certify existing SSURGO
  • Load remaining SSA data
  • Link eFOTG Sec. II to SDM

By 12/31/04

notification of posting to sdm
Notification of Posting to SDM:
  • FO, RSS, MLRA-PL will be notified by letter when tabular/spatial data is posted to SDM
  • “Subscribe” at SDM to be notified of updates
slide11

Posted to SDM

as of 9/14/04

how to access soil data mart
How to Access Soil Data Mart:
  • http://soildatamart.nrcs.usda.gov/
  • http://soils.usda.gov/
  • Through eFOTG (Sec. II – Soils)
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