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Summer 2005
PNWWATER 062
30 Years of Improving Water Quality:

S.T.E.E.P. Protects Water Quality in the PNW

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Wheat growing in previous stubble Soil erosion adversely impacts over 10,000,000 acres of cropland in the Pacific Northwest. In the early 1970s farmers and university scientists in the region began expressing concern over the loss of productivity on croplands, especially those experiencing severe erosion. On many fields, over 12 inches of topsoil had been lost by water erosion processes in the previous 60 years. As a consequence of this concern, university and federal USDA-ARS researchers began meeting with farmers and agriculture commodity group representatives to address soil erosion and productivity losses in 1975. The result (STEEP) originated as a USDA Special Research grant in 1976 to address soil erosion and associated environmental quality and economic concerns.

STEEP (Solutions To Environmental and Economic Problems) has been an active regional program supported by USDA-NIFA for 30 years. Oregon State University, Washington State University, the University of Idaho, USDA-ARS, and USDA-NRCS are the major research and technology transfer partners associated with STEEP. Since 1976 over 120 research scientists have carried out studies through this program. Over the last five years annual funding for this program has ranged from $450,000 to $625,000. The majority of this funding has supported intermediate- and long-term systems research.

Some of the important accomplishments that the STEEP program has achieved in Idaho, Oregon, and Washington in the last 30 years include:

  • Improved surface water quality in many of the region’s watersheds
  • Reduced rates of soil erosion on farmland
  • Increased use of soil conservation practices including conservation tillage, reduced tillage, no-tillage, and direct seeding
  • Development of reduced-tillage seeding implements to facilitate precision fertilizer placement and sowing under various residue loads and soil conditions
  • New factors for soil erosion equations and methods of estimating soil erosion
  • Demonstrated that breeding and technology advances have offset yield losses from soil erosion
  • Integrated pest management (IPM) strategies for disease, weed, and insect control in reduced tillage systems
  • New varieties of wheat, legumes, and mustards for reduced tillage systems and rotations
  • On-farm testing program that serves as a model for technology transfer throughout the USA
  • Formation of the Pacific Northwest Direct Seed Association (PNDSA) which promotes direct seeding in the region
Washington State University logo University of Idaho logo Oregon State University logo University of Alaska Fairbanks logo Northwest Indian College logo Environmental Protection Agency logo USDA-NIFA logo

Pacific Northwest Regional Water
Quality Coordination Project
Partners

Land Grant Universities
Alaska
Cooperative Extension Service
Contact Fred Sorensen:
907-786-6311
http://www.uaf.edu/ces/water/
University Publications:
http://www.alaska.edu/uaf/ces/publications/

Idaho
University of Idaho
Cooperative Extension System
Contact Bob Mahler: 208-885-7025
http://www.uidaho.edu/wq/wqhome.html
University Publications:
http://info.ag.uidaho.edu/Catalog/catalog.html

Oregon
Oregon State University
Extension Service
Contact Mike Gamroth: 541-737-3316
http://extension.oregonstate.edu/
University Publications:
http://extension.oregonstate.edu/catalog/

Washington
Washington State University
WSU Extension
Contact Bob Simmons:
360-427-9670 ext. 690
http://wawater.wsu.edu/
University Publications:
http://pubs.wsu.edu/

Northwest Indian College
Contact Dan Burns: 360-392-4328
dburns@nwic.edu or
http://www.nwic.edu/

Water Resource Research Institutes
Water and Environmental Research
Center (Alaska)
http://www.uaf.edu/water/

Idaho Water Resources
Research Institute
http://www.boise.uidaho.edu/

Institute for Water and Watersheds
(Oregon)
http://water.oregonstate.edu/

State of Washington
Water Research Center
http://www.swwrc.wsu.edu/

Environmental Protection Agency
EPA, Region 10
The Pacific Northwest
http://www.epa.gov/r10earth/

Office of Research and Development,
Corvallis Laboratory
http://www.epa.gov/wed/

For more information contact
Jan Seago at 206-553-0038 or
seago.jan@epa.gov

The success of STEEP is based, in large part, on active grower participation in establishing research priorities and making funding decisions. STEEP is administered by an 11 member technical committee composed of university, USDA-ARS, and USDA-NRCS personnel, and an 8 member grower committee composed of representatives from major crop commodity commissions, conservation tillage groups, and soil and water conservation districts.

STEEP has an important technology transfer component as two Extension Specialists support the program. Dr. Hans Kok (hanskok@uidaho.edu) is the STEEP outreach coordinator for the University of Idaho and Washington State University. Dr. Don Wysocki (dwysocki@oregonstate.edu) is the STEEP outreach coordinator for Oregon State University. The percentage of land farmed using reduced tillage methods has increased from less than 5 percent in 1975 to over 40 percent in Washington and Idaho and over 70 percent in eastern Oregon today. Both outreach coordinators carry the message of there being a strong tie between soil erosion control (conservation tillage) and improved surface water quality.

The following technology transfer products have been developed by the STEEP program:

  • Conservation Tillage Handbook—over 155 publications dealing with agronomic, economic, and social issues pertinent to farming with conservation tillage systems are contained in this handbook which is regularly updated.
  • STEEP List Server—provides direct interaction to resolve conservation tillage questions. Over 600 people subscribe to this site. Subscription to this list server is made via the STEEP web site.
  • STEEP Web Site—http://pnwsteep.wsu.edu, contains research information, farmer case studies, conservation tillage handbook, and links to relevant web sites. This site averages almost 400 visitors per day.
Additional information about the STEEP program is available by directly contacting Dr. Hans Kok (hanskok@uidaho.edu) or Dr. Don Wysocki (dwysocki@oregonstate.edu).

Wheat growing in previous stubble

National Water Quality Program Areas

The four land grant universities in the Pacific Northwest have aligned our water resource extension and research efforts with eight themes of the USDA's National Institute of Food and Agriculture.

  1. Animal Waste Management
  2. Drinking Water and Human Health
  3. Environmental Restoration
  4. Nutrient and Pesticide Management
  5. Pollution Assessment and Prevention
  6. Watershed Management
  7. Water Conservation and Agricultural Water Management
  8. Water Policy and Economics
NIFA is the National Institute of Food and Agriculture, a sub-agency of the United States Department of Agriculture, and is the federal partner in this water quality program.

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Download the informational PDF flyer here

A cooperative program consisting of the USDA National Institute of Food and Agriculture
and
the Land Grant Colleges and Universities.

- a Regionally-Based National Network -

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USDA National Institute of Food and Agriculture
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NIFA National Water Quality Program

This material is based upon work supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under Agreement No. 2008-51130-04734.

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page last modified on August 27, 2006
NIFA PNW Regional Water Quality Program