Search Results - Washington State Department of Ecology

Process design

Process design - voluntary clean water guidance for agricultural activities

https://ecology.wa.gov/process-design

Sample Social Media Content

The document contains sample social media posts and actions that partners can take

https://ecology.wa.gov/sample-social-media-posts

TMDL Surrogates White Paper

This is a white paper that discusses the use of surrogates in Total Maximum Daily Load (TMDL) water cleanup plans.

https://ecology.wa.gov/tmdl-surrogates-white-paper

Tacoma Smelter Plume - Soil Replacement Sequence

Text document describing the sequence of soil replacement work.

https://ecology.wa.gov/tsp-soil-replacement-accessible

Type A Rail Implementation Guidance

Guidance document for Type A Rail Implementation

https://ecology.wa.gov/type-a-rail-implementation-guidance

Type B Rail Implementation Guidance

Guidance document for Type B Rail Implementation

https://ecology.wa.gov/type-b-rail-implementation-guidance

July 28, 2021 - Technical Discussion: Probability handout

Model Hazards and Definitions handout for July 28, 2021 meeting

https://ecology.wa.gov/july-28-2021-technical-discussion-probability-han

June 8, 2020 - Columbia and Snake River Focus webinar summary

Summary of questions and answers from June 8, 2020, webinar

https://ecology.wa.gov/june-8-2020-columbia-and-snake-river-focus-summ

Technical support document for air quality general order for concrete batch plants, December 6, 2011

This is the technical support document for the air quality general order for concrete batch plants, December 6, 2011.

https://ecology.wa.gov/20111206concretebatchplantstsd

Technical support document for air quality general order for dairy manure anaerobic digesters

This is the technical support document for the air quality general order for dairy manure anaerobic digesters.

https://ecology.wa.gov/201203dairydigesterstsd

Washington Department of Information Services Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Washington Department of Information Services Data Center, 9/16/10

https://ecology.wa.gov/finaldistier2-09-16-2010

Blackrock-Sabey Data Centers - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Blackrock and Sabey Data Centers, 10/5/10

https://ecology.wa.gov/tier2-tsd-blackrock-sabey-cl100510

Received through January 18, 2012: Comments on Ecology's Fish Consumption Rates Technical Support Document (Version 1)

Comments received through January 18, 2012, in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).

https://ecology.wa.gov/20120118fcrcommentsforversion1

LSWFA Allocation Table

This table calculates the amount of 2023 – 2025 LSWFA funding available by county and some cities.

https://ecology.wa.gov/lswfa-allocation-table

Received through January 18, 2012: Emailed form comments in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).

Emailed (form) comments received through January 18, 2012, in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).

https://ecology.wa.gov/20120118fcrformlettercommentsforversion1

Western WA O&M Worksheet

Use this worksheet as a guide for interviewing MS4 staff and reviewing applicable documents.

https://ecology.wa.gov/western-wa-o-m-worksheet

Western WA IDDE Worksheet

Use this worksheet as a guide for interviewing MS4 staff and reviewing applicable documents.

https://ecology.wa.gov/western-wa-idde-worksheet

JARPA Instruction B June 2012

A joint aquatic resources permit application for shellfish aquaculture

https://ecology.wa.gov/jarpa-instruction-b-june-2012

Rulemaking Proposal (WAC 173-430) 12/04/18

This is a rulemaking proposal (CR-102 form) for WAC 173-430, Agricultural Burning.

https://ecology.wa.gov/rulemaking-proposal-wac-173-430-12-04-18

August 30, 2012: Fish consumption rates technical support document [draft Version 2]

Former Ecology Director Ted Sturdevant's 2012 transmittal letter announcing release of fish consumption rates technical support document [draft Version 2.0].

https://ecology.wa.gov/20120830sturdevantfcrtechsuppdraftv2

E-Cycle Logo Useage Guide

This document describes the logo usage rules and guidelines for the E-Cycle Washington program.

https://ecology.wa.gov/logouseage

Received through October 26, 2012: Comments on Ecology's Fish Consumption Rates Technical Support Document (draft Version 2.0)

Comments received through October 26, 2012, on Ecology's Fish Consumption Rates Technical Support Document (draft Version 2.0).

https://ecology.wa.gov/20121026fcrcommentsforversion2

Rulemaking proposed language (WAC 173-430) 12/04/18

This is the proposed rule language for WAC 173-430, Agricultural Burning.

https://ecology.wa.gov/rulemaking-proposed-language-wac-173-423-12-04-1

Wastewater Training sign in sheet

This is for instructors to use as a means to document student attendance.

https://ecology.wa.gov/ww-training-sign-in-sheet

Microsoft Columbia Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for the Health Impact Assessment (Third Tier Review) for Microsoft Columbia Data Center, 8/20/10

https://ecology.wa.gov/ms-tier3-doc

Microsoft Columbia Data Center - Technical Support Document for Notice of Construction permit

Technical Support Document for Notice of Construction permit for Microsoft Columbia Data Center, 8/12/10

https://ecology.wa.gov/msnexpand2010-tsd-8-4

Vantage Data Center - Technical Support Document for Health Impact Assessment

Risk Analysis Technical Support Document for Health Impact Assessment (Second Tier Review) for Vantage Data Center, 11/28/12

https://ecology.wa.gov/a-revised-final-tier2-risk-analysis-vantage-112820

Indirect Land Use Conversion (WAC 173-424) 03/10/22

This documents indirect land use conversion for Washington Clean Fuels Standard.

https://ecology.wa.gov/indirect-land-use-conversion-wac-173-424-03-08-22

Utah GREET model (WAC 173-424) 07-15-22

This spreadsheet is the Utah GREET model, fuel carbon intensity calculator for Clean Fuels Program, July 15, 2022.

https://ecology.wa.gov/utah-greet-model-wac-173-424-07-15-22

Whatcom County Exhibit A Code Title 20 Zoning Amendments

This documents shows proposed changes to the Whatcom County Code Title 20 Zoning

https://ecology.wa.gov/whacoexa

Reardan Attachment B: Required Changes

This document presents changes to the SMP required to comply with state laws and rules.

https://ecology.wa.gov/reardan-attachment-b-required-changes

Waste 2 Resources Advisory Committee Roster

Current membership roster for the Waste 2 Resources Advisory Committee

https://ecology.wa.gov/w2racmembership

Reardan Attachment C: Recommended Changes

This document presents changes recommended to clarify the SMP.

https://ecology.wa.gov/reardan-attachment-c-recommended-changes

Mason County Attachment B: Required Changes

This document presents changes to the SMP required to comply with state laws and rules.

https://ecology.wa.gov/mason-county-attachment-b-required-changes

Mason County Attachment C: Recommended Changes

This document presents changes recommended to clarify the SMP.

https://ecology.wa.gov/mason-county-attachment-c-recommended-changes

Sumas Attachment B: Required Changes

This document presents changes to the SMP required to comply with state laws and rules.

https://ecology.wa.gov/sumas-attachment-b-required-changes

Sumas Attachment C: Recommended Changes

This document presents changes recommended to clarify the SMP.

https://ecology.wa.gov/sumas-attachment-c-recommended-changes

San Juan County Inventory and Characterization Appendix A: Map Folio

Map 5: Current Land Use

https://ecology.wa.gov/san-juan-county-inventory-and-characterization-4

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 8: Current Land Use

https://ecology.wa.gov/skamania-county-inventory-and-characterization-9

WGHOGA letter on NPDES permit application

Burrowing shrimp document: WGHOGA letter on NPDES permit application

https://ecology.wa.gov/wghoga-letter-on-npdes-permit-application

Pierce County Cumulative Impacts Analysis Figure Map

Collection of Maps to show WRIAs, Basins, Dock Permit history, etc.

https://ecology.wa.gov/pierce-county-cumulative-impacts-analysis-figure-m

SWPPP CSWGP

Word document template for creating a stormwater pollution prevention plan (SWPPP)

https://ecology.wa.gov/new-swppp

Western Washington Phase II Municipal Stormwater Permit

Current permit, effective 2013-2018, modified in 2014

https://ecology.wa.gov/wwaphaseii-permit-2014final

Pend Oreille Limited Amendment Changes August 2015

Limited amendment document that has the specific changes to the 2012 SMP

https://ecology.wa.gov/pend-oreille-limited-amendment-changes-august-2015

San Juan County Recommended Changes

This document presents changes recommended to clarify the SMP.

https://ecology.wa.gov/san-juan-county-recommended-changes

Wastewater Treatment Plant Award Recipients

Current Year Wastewater Treatment Plant Award Recipients

https://ecology.wa.gov/wwtp-award-list

WAC 173-525 Announcement Rescinding Document

Rule announcement rescinding memo

https://ecology.wa.gov/rescinding-document-25-03-034

WAC 173-526 Announcement Rescinding Document

Rule announcement rescinding memo

https://ecology.wa.gov/rescinding-document-25-03-036