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26 Cowlitz (91 publications 1971-2021)


Title (link to summary)NumberDate (released or updated)
Focus on: Section 401 Water Quality Certifications 21-06-008April 2021
Focus on: Water of the United States 21-06-007March 2021
Planning for flood risks 21-06-004February 2021
Shell Mart McKenzie Automotive Groundwater Monitoring Results, April 2019: Data Summary Report 21-03-002February 2021
Flame Retardants in Ten Washington State Lakes, 2017-2018. 19-03-021December 2019
Freshwater Fish Contaminant Monitoring Program: 2016 Results 19-03-013August 2019
Quality Assurance Project Plan: Flame Retardants in Ten Waterbodies in Washington State 17-03-116November 2017
Measuring Mercury Trends in Freshwater Fish, 2015 Sampling Results 17-03-006April 2017
Brominated Flame Retardants, Alkylphenolic Compounds, and Hexabromocyclododecane in Freshwater Fish of Washington State Rivers and Lakes 16-03-012March 2016
2015 Report to the Legislature: Statewide Progress on Setting Instream Flows 15-11-018November 2015
Quality Assurance Project Plan: Olequa Creek, Dry Season Flow Characterization in Winlock, WA, Lewis County 15-10-021June 2015
Quality Assurance Project Plan: Brominated Flame Retardants, Chlorinated Paraffins, and Hexabromocyclododecane in Freshwater Fish of Washington State Rivers and Lakes 14-03-126December 2014
2013 Report to the Legislature: Statewide Progress on Setting Instream Flows 13-11-004November 2013
2012 Report to the Legislature: Statewide Progress on Setting Instream Flows2012 Report to the Legislature: Statewide Progress on Setting Instream Flows 12-11-048December 2012
2011 Report to the Legislature: Statewide Progress on Setting Instream Flows 12-11-002May 2012
Measuring Mercury Trends in Freshwater Fish in Washington State, 2010 Sampling Results 11-03-053October 2011
2010 Report to the Legislature: Water Banking in Washington State 11-11-072June 2011
Rule Proposal Notice for Grays-Elochoman and Cowlitz Water Resources Management Programs 10-11-007April 2010
Small Business Economic Impact Statement for Chapter 173-525 WAC, Grays-Elochoman Basin and Chapter 173-526 WAC, Cowlitz Basin 10-11-006April 2010
Overview of the Grays-Elochoman and Cowlitz Water Resources Management Program Rules (WAC 173-525 and WAC 173-526) 10-11-005March 2010
Preliminary Cost Benefit, Maximum Net Benefit, and Least Burdensome Analyses, Chapter 173-525 WAC: Water Resources Program for the Grays-Elochoman Basin (WRIA 25) and Chapter 173-526 WAC: Water Resources Program for the Cowlitz Basin (WRIA 26) 10-11-004March 2010
2009 Report to the Legislature: Watershed Plan Implementation Statutory Changes, Progress Report on Setting Instream Flows, and Reclaimed Water in Adopted Plans 09-11-033January 2010
2008 Report to the Legislature - Progress on Watershed Planning and Setting Instream Flows 08-06-027December 2008
History of Mercury in Selected Washington Lakes Determined from Age-Dated Sediment Cores: 2007 Sampling Results 08-03-012May 2008
Clarks Creek Watershed Fecal Coliform TMDL 07-10-110May 2008
Fact Sheet: Emerald Kalama 07-07-052December 2007
Washington State Toxics Monitoring Program: Contaminants in Fish Tissue from Freshwater Environments in 2004 and 2005 07-03-024June 2007
Condition of Outer Coastal Estuaries of Washington State, 1999 - A Statistical Summary 07-03-012March 2007
Measuring Mercury Trends in Freshwater Fish in Washington State: 2005 Sampling Results 07-03-007February 2007
Progress on Watershed Planning and Setting Instream Flows 05-11-038December 2005
Small Business Economic Impact Statement: Proposed Columbia River Water Management Program Rule 04-11-028December 2004
Results and Recommendations from Monitoring Arsenic Levels in 303(d) Listed Rivers in Washington 02-03-045October 2002
Second Screening Investigation of Water and Sediment Quality of Creeks in Ten Washington Mining Districts, with Emphasis on Metals 02-03-024June 2002
River and Stream Ambient Monitoring Report for Water Year 2000 01-03-042December 2001
Water Quality Chapter 8 Technical Assessment 12-03-291October 2001
Groundwater Resources Chapter Level 1 Technical Assessment 12-03-290August 2001
River and Stream Ambient Monitoring Report for Water Year 1997 99-332August 1999
Aquatic Plants Technical Assistance Program 1998 Activity Report 99-328June 1999
Washougal River Fish Habitat Analysis Using the Instream Flow Incremental Methodology and the Toe-Width Method for WRIAs 25, 26, 28, and 29 99-153June 1999
River and Stream Ambient Monitoring Report for Wateryear 1996 98-317June 1998
Washington State Pesticide Monitoring Program: 1995 Surface Water Sampling Report 98-300January 1998
River and Stream Ambient Monitoring Report for Wateryear 1995 96-355December 1996
Watershed Briefing Paper for the Lower Columbia Basin Watershed 96-338September 1996
Aquatic Plants Technical Assistance Program 1995 Activity Report 96-332July 1996
Lake Water Quality Assessment Program, 1993 96-304January 1996
Metals Concentrations in Rivers and Streams Dropped from the 1994 Section 303(d) List 95-352September 1995
River and Stream Ambient Monitoring Report for Wateryear 1994 95-349September 1995
1995 Ambient Biological Assessment Monitoring Implementation Plan 95-343August 1995
Aquatic Plants Technical Assistance 1994 Activity Report 95-331June 1995
1994 Statewide Water Quality Assessment Lakes Chapter - Companion Document to WA State 305(b) 95-311February 1995
River and Stream Ambient Monitoring Report for Wateryear 1993 94-158September 1994
Instream Biological Assessment Monitoring Protocols: Benthic Macroinvertebrates 94-113June 1994
Freshwater Ambient Monitoring Report for Wateryear 1992 94-70May 1994
Effectiveness of Forest Road and Timber Harvest Best Management Practices with Respect to Sediment-Related Water Quality Impacts, Interim Report No. 2 94-67May 1994
Whatcom County Hydraulic Continuity Investigation, Part II 94-01May 1994
Status of the Water Supply at the Department of Wildlife's Green River Rearing Ponds, Near Kanasket, Washington OFTR 94-06January 1994
Effectiveness of Best Management Practices for Aerial Application of Forest Pesticides 93-81October 1993
Freshwater Ambient Monitoring Report for Wateryear 1991 93-75September 1993
Effectiveness of Forest Road and Timber Harvest Best Management Practices with Respect to Sediment-Related Water Quality Impacts, Interim Report No. 1 94-27June 1993
Effectiveness of Forest Road and Timber Harvest Best Management Practices with Respect to Sediment-related Water Quality Impacts, Progress Report 92-e55October 1992
Lake Water Quality Assessment Project, 1989 91-60November 1991
Quality of Salmonid Hatchery Effluents during a Summer Low-Flow Season. Article in Transactions of the American Fisheries Society 120:43-51, 1991. 91-e32January 1991
Water Quality Survey of 25 Citizen-Volunteer Lakes from Washington State 90-e03March 1990
Green River Fish Habitat Analysis Using the Instream Flow Incremental Methodology 89-035July 1989
Quality and Fate of Fish Hatchery Effluents During the Summer Low Flow Season 89-17January 1989
State Water Program: Columbia River Instream Resource Protection Program 80-11-004June 1980
Water Resources Management Program Proposed Columbia/Snake System Planning Program 78-11-002February 1978
Ostrander Creek - Woodbrook Lagoon Survey. 77-e26April 1977
Effects of Receiving Waters of Wastes Discharged from Three Sewage Treatment Plants in Southwest Washington 77-6January 1977
Toledo Lagoon. 75-e12February 1975
Castle Rock STP Efficiency Study. 75-e44January 1975
STP Survey at Vader Sewage Lagoon. 75-e43January 1975
Shakertown Corporation, Winlock, Washington. 75-e42January 1975
Longview Water Treatment Plant. 75-e40January 1975
Kelso Water Treatment Plant. 75-e39January 1975
Ryderwood STP Efficiency Study. 75-e35January 1975
Efficiency Study at Woodbrook Lagoon. 75-e05January 1975
Efficiency Study at Winlock STP. 75-e04January 1975
Cowlitz Stud Company at Randle. 74-e77December 1974
U.S. Plywood at Morton. 74-e76December 1974
Shakertown Corporation at Winlock. 74-e75December 1974
Efficiency Study at Winlock STP. 74-e72April 1974
Efficiency Study of Toledo Sewage Lagoon. 74-e19March 1974
Efficiency Study of Vader Sewage Lagoon. 74-e16March 1974
Whitewater Stream Inventory and Streamflow Suitability for Whitewater Canoeing and Kayaking 74-11-002January 1974
Silver Lake - Problem Status. 73-e83December 1973
Castle Rock Sewage Treatment Plant Survey. 73-e56December 1973
Kelso STP Efficiency Survey. 73-e28November 1973
Morton Sewage Treatment Plant. 73-e25October 1973
Mossyrock Lagoon Efficiency Study. STP Report Form. 71-e06October 1971
Geology and Ground Water Resources, Rocky Point Interchange Vicinity Cowlitz County, Washington 71-11-009June 1971