Federally promulgated standards : proposed Oregon water quality standards-fact sheet.

Federal promulgation of water quality standards for alabama-proposal.
Published: (1998)

Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion I - Willamette and central valleys including all or parts of the states of Washington, Oregon, and California, and the authorized tribes within the region.
Published: (2001)

Water quality standards for Pennsylvania : fact sheet.
Published: (1996)

Preliminary evaluation of water-quality conditions of Johnson Creek, Oregon /
by: Edwards, Thomas K.
Published: (1991)

Relation between selected water-quality variables and lake level in Upper Klamath and Agency Lakes, Oregon.
by: Wood, Tamara M.
Published: (1996)

Water quality criteria and standards plan-priorities for the future : fact sheet.
Published: (1998)

Assessment of surface-water quality and water-quality control alternatives, Johnson Creek Basin, Oregon /
by: Edwards, Thomas K.
Published: (1994)

Water quality of the Malheur Lake system and Malheur River, and simulated water-quality effects of routing Malheur Lake Water into Malheur River, Oregon, 1984-85 /
by: Fusté, Luis A.
Published: (1987)

Water quality conditions in Upper Klamath and Agency Lakes, Oregon, 2005 /
by: Hoilman, Gene R.
Published: (2008)

Water-quality conditions in Upper Klamath Lake, Oregon, 2002-04 /
by: Wood, Tamara M.
Published: (2006)

Water quality : Western Fish Toxicology Station and western Oregon rivers /
by: Samuelson, Donald F.
Published: (1976)

Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion II-western forested mountains including all or parts of the states of Washington, Oregon, California, Idaho, Montana, Wyoming, Utah, Colorado, South Dakota, New Mexico, Arizona and the authorized tribes within the ecoregion.
Published: (2000)

Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IIi-xeric west including all or parts of the states of Washington, Oregon, California, Nevada, Idaho, Wyoming, Montana, Utah, Colorado, New Mexico, Arizona, Texas and the authorized tribes within the ecoregion.
Published: (2000)

The North Santiam River, Oregon, water-quality monitoring network /
by: Bragg, Heather M.
Published: (2004)

The North Santiam River, Oregon, water-quality monitoring network /
by: Bragg, Heather M.
Published: (2004)

Water-quality data-collection activities in Oregon : inventory and evaluation of 1984 programs and costs /
by: Edwards, Thomas K.
Published: (1987)

Laws/regulations : federally promulgated standards : withdrawal of certain federal human health and aquatic life water quality criteria applicable to Vermont, the District of Columbia, Kansas and New Jersey.
Published: (2002)

Water studies in Oregon ; seminar conducted by Water Resources Research Institute, Oregon State University, fall quarter 1969.
Published: (1970)

Temperature and water-quality diversity and the effects of surface-water connection in off-channel features of the Willamette River, Oregon, 2015-16 /
by: Smith, Cassandra D., et al.
Published: (2020)

Analysis of nutrient and ancillary water-quality data for surface and ground water of the Willamette Basin, Oregon, 1980-90.
Published: (1995)

Distribution of phytoplankton in Oregon lakes /
Published: (1979)

Water quality of the Malheur Lake system and Malheur River, and simulated water-quality effects of routing Malheur Lake Water into Malheur River, Oregon, 1984-85 /
by: Fusté, Luis A., et al.
Published: (1987)

Appraisal of storm-water quality near Salem, Oregon /
by: Miller, Timothy L.
Published: (1987)

Effect of hardwood leaf litter on water quality and treatment in a western Oregon municipal watershed /
Published: (1983)

Water-quality data from Upper Klamath and Agency lakes, Oregon, 2009-10 /
by: Eldridge, D. Blake
Published: (2012)

Water quality standards for Indian country : fact sheet.
Published: (2006)

Surface water supply of the United States, 1939.
by: Paulsen, Carl G., et al.
Published: (1940)

Modeling water quality in the Tualatin River, Oregon, 1991-1997 /
by: Rounds, Stewart
Published: (2001)

Strategy for water quality standards and criteria.
Published: (2003)

Oregon.
Published: (1999)

Monitoring water quality during pilot dredging in the Willamette and Columbia rivers, Oregon /
by: Rinella, Joseph F.
Published: (1978)

Oregon ground-water quality and its relation to hydrogeologic factors : a statistical approach /
by: Miller, Timothy L.
Published: (1984)

Detailed study of water quality, bottom sediment, and biota associated with irrigation drainage in the Klamath basin, California and Oregon, 1990-92.
Published: (1996)

Water quality in the Willamette Basin, Oregon, 1991-95 /
Published: (1998)

Hydrologic and water-quality conditions at Newberry Volcano, Deschutes County, Oregon, 1991-95.
by: Morgan, David S.
Published: (1997)

Water quality of Bear Creek Basin, Jackson County, Oregon /
by: Wittenberg, Loren A.
Published: (1980)