Natural Resources Conservation Service
Conducts soil surveys and maintains and updates a national soils computerized database containing physical land facts; administers water supply and snow surveys used in water supply forecasts to manage seasonal use of water for irrigation, flood control, fish and wildlife, recreation, power generation, municipal and industrial water supply, and water quality management; and conducts a national resources inventory using both remote sensing and on-site investigation, providing data on the status and condition of natural resources on non-Federal lands.
(NRCS) Dept of Agriculture