National Irrigation Water Quality Program
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As of fiscal year 2005,
the National Irrigation Water Quality Program
has been inactive.

For further information regarding the program,
please "Contact Us" via the link
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NIWQP Project/Study Area—


Dolores-Ute Mountain Area, Colorado

Location
The irrigated areas of the Dolores Project are located in the southwestern corner of Colorado in Montezuma and Dolores counties. The Dolores Project area includes the Mancos River in Colorado and extends into southeastern Utah along the San Juan River to Lake Powell. (Detail map pdf)


Status
Based on the data collected in Phases 2 and 3, the NIWQP is no longer involved at this location.


Phases 2 and 3 Data
Chemical Data From Water:
ASCII - 98 KB .dat File  or  Microsoft Excel - 343 KB .xls File

Bottom Material:
ASCII - 13 KB .dat File  or  Microsoft Excel - 68 KB .xls File

Inorganic:
ASCII - 73 KB .dat File  or  Microsoft Excel - 261 KB .xls File

Organic:
ASCII - 12 KB .dat File  or  Microsoft Excel - 44 KB .xls File


Documents
Butler, D.L., Osmundson, B.C., and Krueger, R.P., 1997, Field Screening of water, soil, bottom sediment and biota associated with irrigation drainage in the Dolores Project and the Mancos River Basin, southwestern Colorado, 1994: U.S. Geological Survey Water-Resources Investigations Report 97-4008, 43 pages.

Butler, D.L., Krueger, RP, Osmundson, BC, and Jensen, E.G., 1995, Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Dolores Project Area, Southwestern Colorado and Southeastern Utah, 1990-91: US Geological Survey Water-Resources Investigations Report 94-4041, 126 p.

Osmondson, BC, and Krueger, R., 1993, Impacts of irrigation drainwater on fish and wildlife resources occurring within the Dolores Project area of SW Colorado: Comparison of areas irrigated long-term versus short-term: (abs.) in Society of Environmental Toxicology and Chemistry 14th Annual Meeting, Abstracts of the technical sessions, Houston, Texas, November 14-18, 1993, p. 209.

Krueger, R. and Osmondson, B., 1992, Impacts of irrigation drainwater on fish and wildlife resources occurring within the Dolores project area of SW Colorado: Comparison of areas irrigated long-term versus short-term: (abs.) In Society of Environmental Toxicology and Chemistry 13th Annual Meeting, Abstracts of the technical sessions, Cincinnati, OH, November 8-12, 1992, p. 1.

Butler, D.L., Thompson, A.L., Jensen, E., and Cawley, J., 1991. Review of water quality, sediment, and biota associated with the Dolores Project and the Ute Mountain Irrigation Project, San Juan River basin, Colorado and Utah. Report. US Geological Survey, Grand Junction, CO. 41 pages.


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