|
<br />Hitt, K.1., 1995, Refining 1970's land-use data with 1990
<br />population data to indicate new residential develop-
<br />ment: U.S. Geological Survey Water-Resources Investi-
<br />gations Report 94-4250, 15 p.
<br />Kiffney, P.M., and Clements, W.H., 1994, Structural
<br />responses of benthic macroinvertebrate communities
<br />from ditferent stream orders to zinc: Environmental
<br />Toxicology and Chemistry v. 13, p. 389-395.
<br />Kircher, J.E., 1984, Dissolved solids in the Colorado River
<br />Basin, in U.S. Geological Survey, National water sum-
<br />mary I 984-Hydrologic events, selected water-quality
<br />trends, and ground-water resources: U.S. Geological
<br />Survey Water-Supply Paper 2275, p. 74-78.
<br />Liebermann, TD., Mueller, D.K., Kircher, J.E., and
<br />Choquette, A.F., 1989, Characteristics and trends of
<br />streamflow and dissolved solids in the Upper Colorado
<br />River Basin, Arizona, Colorado, New Mexico, Utah,
<br />and Wyoming: U.S. Geological Survey Water-Supply
<br />Paper 2358, 64 p.
<br />Mayland, H.F., 1994, Selenium in plant and animal nutrition,
<br />in Frankenberger, W.T, Jr., and Benson, Salley, eds.,
<br />Selenium in the environment: New York, Marcel
<br />Dekker, Inc. p. 29-45.
<br />Myers, D.N., and Sylvester, M.A., 1997, Fecal indicator bac-
<br />teria: U.S. Geological Survey Techniques of Water-
<br />Resources Investigations, book 9, chap. A 7, 38 p.
<br />Northern Colorado Water Conservancy District, 2000, Colo-
<br />rado Big Thompson Project: Northern Colorado Water
<br />Conservancy District, accessed September II, 2000, at
<br />http://www. ncwcd.org/cgi -bi n/ncwcd? go=CB T
<br />Ohlendorf, H.M., Hoffman, D.1., Saiki, M.K., and Aldrich,
<br />TW., 1986, Embryonic mortality and abnormalities of
<br />aquatic birds-Apparent impacts of selenium from irri-
<br />gation drainwater: Science of the Total Environment,
<br />v. 52, p. 49-63.
<br />Rice, K.C., 1999, Trace-element concentrations in stream-
<br />bed sediment across the conterminous United States:
<br />Environmental Science and Technology, v. 33, no. 15,
<br />p. 2499-2504.
<br />Seiler, R. L., Skorupa, J.P" and Peltz, L.A., 1999, Areas sus-
<br />ceptible to irrigation-induced selenium contamination
<br />of water and biota in the Western United States: U.S.
<br />Geological Survey Circular 1180, 36 p.
<br />Squillace, P.1., Pankow, J.F., Korte, N.E., and Zogorski, 1.S.,
<br />1996, Environmental behavior and fate of methyl tert-
<br />butyl ether (MTBE): U.S. Geological Survey Fact Sheet
<br />FS-203-96, 6 p.
<br />Stephens, v.c., and Deacon, J.R., 1998, Distribution and
<br />concentrations of selected organochlorine pesticides
<br />and PCB's in streambed sediment and whole-body fish
<br />in the Upper Colorado River Basin, 1995-96: U.S. Geo-
<br />logical Survey Fact Sheet FS-167-97, 6 p.
<br />
<br />Tweto, Ogden, comp., 1979, Geologic map of Colorado:
<br />U.S. Geological Survey State Geologic Map, scale
<br />I :500,000 (reprinted).
<br />U.S. Department of the Interior, 1995, Quality of water, Col-
<br />orado River Basin-Progress report no. 17: U.S.
<br />Department of the Interior, 96 p.
<br />U.S. Department of the Interior, 1999, Quality of
<br />water-Colorado River Basin: Denver, Colo., Bureau of
<br />Reclamation Progress Report 19, 93 p. plus appendix.
<br />U.S. Environmental Protection Agency, 1996, Drinking
<br />water regulations and health advisories: Washington,
<br />D.C., U.S. Environmental Protection Agency Report
<br />822-B-96-002, Office of Water [pagination unknown].
<br />U.S. Environmental Protection Agency, 1997, Drinking
<br />water advisory: Consumer acceptability and health
<br />effects analysis on methyl tert-butyl ether (MTBE):
<br />Washington D.C., U.S. Environmental Protection
<br />Agency Report 822-F-97-008, Office of Water, 4 p.
<br />U.S. Environmental Protection Agency, rev. October 18,
<br />1999, Proposed radon in drinking water rule: U.S. Envi-
<br />ronmental Protection Agency Report EPA 815-F-99-
<br />006: accessed March 6, 2000, at
<br />http://www.epa.gov/OGWDW /radon/fact.html
<br />U.S. Geological Survey, 1995, Water use in the United
<br />States: U.S. Geological Survey, accessed March 6,
<br />2000, at http//water.usgs.gov/wateruse/
<br />U.S. Geological Survey, 1999, The quality of our Nation's
<br />waters-Nutrients and pesticides: U.S. Geological Sur-
<br />vey Circular 1225, 82 p.
<br />Upper Colorado River Commission, 1999, Fifty-first annual
<br />report of the Upper Colorado River Commission, Sep-
<br />tember 30, 1999: Salt Lake City, Utah, 92 p.
<br />Vaill, J.E., and Butler, D.L., 1999, Streamflow and dis-
<br />solved-solids trends, through 1996, in the Colorado
<br />River Basin upstream from Lake Powell-Colorado,
<br />Utah, and Wyoming: U.S. Geological Survey Water-
<br />Resources Investigations Report 99-4097, 47 p.
<br />
<br />Additional Publications of the UeOL Study Unit:
<br />
<br />Apodaca, L.E., 1997, Analysis of ground-water-quality data
<br />of the Upper Colorado River Basin, water years 1972-
<br />92: U.S. Geological Survey Water-Resources Investiga-
<br />tions Report 97-4240, 31 p.
<br />Apodaca, L.E., and Bails, J.B. 1999, Fraser River Watershed,
<br />Colorado-Assessment of available water-quantity and
<br />water-quality data through water year 1997: U.S. Geo-
<br />logical Survey Water-Resources Investigations Report
<br />98-4255, 58 p.
<br />Apodaca, L.E., and Bails, J.B., 2000, Water quality in allu-
<br />vial aquifers of the Southern Rocky Mountains Physio-
<br />graphic Province, Upper Colorado River Basin,
<br />Colorado, 1997: U.S. Geological Survey Water-
<br />Resources Investigations Report 99-4222, 68 p.
<br />
<br />26 Water Quality in the Upper Colorado River Basin, 1996-98
<br />
|