Publications Home



Water Quality (1636 publications 1985-2024)

2024 · 2023 · 2022 · 2021 · 2020 · 2019 · 2018 · 2017 · 2016 · 2015 · 2014 · 2013 · 2012 · 2011 · 2010 · 2009 · 2008 · 2007 · 2006 · 2005 ·
2004 · 2003 · 2002 · 2001 · 2000 · 1999 · 1998 · 1997 · 1996 · 1995 · 1994 · 1993 · 1992 · 1991 · 1990 · 1985 ·

Title (link to summary)NumberDate (released or updated)
Chapter 173-201A WAC: Benefit, Cost, and Least Burden Analysis for the Proposed Amendments to Washington’s Surface Water Quality Standards 06-10-094December 2006
Focus on Changes to the Water Quality Standards 06-10-093December 2006
2006 TMDL Workload Assessment 06-10-092December 2006
Rule Adoption Notice -- Water Quality Standards, Chapter 173-201A WAC 06-10-090December 2006
Frequently Asked Questions about Ultraviolet Disinfection 06-10-084December 2006
Frequently Asked Questions about Ecology's New Algae Control Program 06-10-079December 2006
Frequently Asked Questions about Modifying Wastewater Treatment Plant Operator Certification Fees 06-10-076December 2006
Walla Walla River Basin Fecal Coliform Bacteria Total Maximum Daily Load: Water Quality Improvement Report 06-10-074December 2006
Implementation Plan for the Revisions to Chapter 173-201A WAC 06-10-072December 2006
Concise Explanatory Statement and Responsiveness Summary for the Adoption of Chapter 173-201A WAC 06-10-070December 2006
Wilson Creek Sub-basin Bacteria Total Maximum Daily Load Detailed Implementation Plan 06-10-065December 2006
Focus on Water Temperatures and Oxygen in Green-Newaukum Basin 06-10-061December 2006
Guidance for UIC Wells that Manage Stormwater 05-10-067December 2006
Focus on Grants Offered for Low Impact Development for Stormwater Management 06-10-087November 2006
FY 2007 Low Impact Development Stormwater Management Grant Program Offer and Applicant List 06-10-086November 2006
Aquatic Invasive Plants: Removing Brazilian Elodea from Battle Ground Lake 06-10-085November 2006
Frequently Asked Questions about The South Puget Sound Dissolved Oxygen Study 06-10-082November 2006
Frequently Asked Questions about Municipal Stormwater 06-10-081November 2006
On-Site Septic System Repair and Replacement Financial Assistance Program Fiscal Year 2007 06-10-080October 2006
Focus on Workload Analysis to Attain Clean Water 06-10-078October 2006
Alternative Contracting/Service Agreement – Pilot Rule Project FINAL REPORT 06-10-077October 2006
Public Notice: South Puget Sound Dissolved Oxygen Study 06-10-073October 2006
Focus on Whatcom Creek 06-10-071October 2006
Colville National Forest Temperature and Bacteria Total Maximum Daily Load: Water Quality Implementation Plan 06-10-059October 2006
Henderson Inlet Watershed Fecal Coliform Bacteria, Dissolved Oxygen, and pH Total Maximum Daily Load: Water Quality Improvement Report Implementation Strategy 06-10-058October 2006
Yakima River Watershed Toxics Study 06-10-069September 2006
Stillaguamish River Watershed Temperature Total Maximum Daily Load: Water Quality Improvement Report -- Vol. 2: Implementation Strategy 06-10-057September 2006
Welcome to the Watershed: Spokane River 06-10-056September 2006
Transforming Watersheds: Upper Cow Creek -- Adams County 06-10-051September 2006
On-Site Septic Repair and Replacement Grant and Loan Program Guidelines 06-10-068August 2006
Public Notice: FY 2008 Water Quality Funding Programs Workshops 06-10-064August 2006
FY 2008 Funding Guidelines: Volume Two 06-10-063August 2006
FY 2008 Funding Guidelines: Volume One 06-10-062August 2006
Focus on Stormwater Lab Analysis 03-10-001August 2006
FY 2007 Low Impact Development Stormwater Management Grant Program Guidelines 06-10-055July 2006
Pipeline Separation Design and Installation Reference Guide 06-10-029July 2006
South Prairie Creek Bacteria and Temperature Total Maximum Daily Load (Water Cleanup Plan): Detailed Implementation Plan 06-10-018July 2006
FY 2007 Final Offer and Applicant List 06-10-053June 2006
Washington State Water Pollution Control Revolving Fund: Final Intended Use Plan FY 2007 06-10-052June 2006
Focus on Changes to the Water Quality Standards 06-10-050June 2006
Focus on New Grant Program for Low Impact Development for Stormwater Management 06-10-049June 2006
Frequently Asked Questions about PBDEs and Dioxins/Furans in the Spokane River 06-10-048June 2006
Chapter 173-201A WAC: Small Business Economic Impact Statement for the Proposed Changes to Washington’s Surface Water Quality Standards 06-10-047June 2006
Focus on Spokane River Studies 06-10-046June 2006
Chapter 173-201A WAC: Preliminary Draft Benefit, Cost, and Least Burden Analysis for the Proposed Amendments to Washington’s Surface Water Quality Standards 06-10-044June 2006
Frequently Asked Questions about Spokane River PCBs Study 06-10-043June 2006
Selah Ditch Multiparameter Total Maximum Daily Load: Water Quality Improvement Report 06-10-040June 2006
Public Meeting Notice: Alternative Contracting/Service Agreement (ACISA) Provisions for Wastewater Facilities are Reviewed for State Water Pollution Control Revolving Loan Funds 06-10-036June 2006
Implementation Plan for the Adoption of Chapter 173-224 WAC, Wastewater Discharge Permit Fees 06-10-034June 2006
Rule Adoption Notice: Chapter 173-224 WAC - Wastewater Discharge Permit Fees 06-10-033June 2006
Concise Explanatory Statement and Responsiveness Summary for the Adoption of Chapter 173-224 WAC 06-10-032June 2006
Focus on Samish Watershed 06-10-030June 2006
Swamp Creek Fecal Coliform Bacteria Total Maximum Daily Load: Water Quality Improvement Report and Implementation Plan 06-10-021June 2006
Lower Okanogan DDT PCB Detailed Implementation Plan: Water Quality Implementation Plan 06-10-031May 2006
North Fork Palouse River Fecal Coliform Total Maximum Daily Load: Water Quality Implementation Plan 06-10-028May 2006
Meeting Notice: Proposed Funding for Water Quality Improvement and Protection Projects 06-10-026April 2006
Washington State Water Polution Control Revolving Fund Draft Intended Use Plan FY 2007 06-10-025April 2006
Water Quality Financial Assistance Programs FY 2007 Draft Offer and Applicant List 06-10-024April 2006
Focus on Swamp Creek 06-10-023April 2006
Lake Chelan Watershed DDT and PCB Total Maximum Daily Load: Water Quality Improvement Report 06-10-022April 2006
Water Quality Program Annual Compliance Report: Calendar Year 2004 06-10-019April 2006
Focus on Do's and Don'ts of Draining your Pool 06-10-015March 2006
Focus on Clean Water 06-10-009March 2006
Wenatchee Watershed Planning 06-10-008March 2006
Walla Walla River Chlorinated Pesticides and PCBs Total Maximum Daily Load (Water Cleanup Plan): Submittal Report 05-10-079March 2006
Willapa River Dissolved Oxygen Total Maximum Daily Load: Water Quality Improvement Report and Implementation Plan 06-10-017February 2006
Hangman Creek Watershed 06-10-014February 2006
Focus on Sewage Management 06-10-013February 2006
Training Notice: Water Quality Loan/Grant Administration Training 06-10-012February 2006
Hearing Notice: Municipal Stormwater Draft Permits 06-10-007February 2006
Frequently Asked Questions about Municipal Stormwater 06-10-006February 2006
Hearing Notice: Public Hearings on Wastewater/Stormwater Discharge Permit Fees 06-10-004February 2006
Focus on the Municipal Stormwater Programs 05-10-003February 2006
2005 Assessment of Cruise Ship Environmental Effects in Washington 06-10-003January 2006
Palouse River Watershed 06-10-002January 2006
Focus on Preliminary Priority List of Water Quality Grant and Loan Projects Fiscal Year 2007 06-10-001January 2006
Water Quality Improvement Projects also known as Total Maximum Daily Loads (TMDLs): What should I know? What does it mean to me? 05-10-100January 2006
Wastewater/Stormwater Discharge Permit Fee Program: Report to the Legislature State Fiscal Biennium 2003-05 05-10-097January 2006
Upper White Watershed Sediment and Temperature Total Maximum Daily Load (Water Cleanup Plan) for Aquatic Habitat: Detailed Implementation Plan 05-10-038January 2006
Managing Livestock Nutrients 05-10-021January 2006