Search Results - Washington State Department of Ecology

Spreadsheet tool for the estimation of pollutant load

https://ecology.wa.gov/estimaging-load-reductions-using-stepl

Spokane County's Second 10‐Year Limited Maintenance Plan for Particulate Matter (PM10)Spokane County, Washington Second 10-Year Limited Maintenance Plan for PM10

State Implementation Plan Revision for Spokane County Second 10-Year Limited Maintenance Plan for PM10

https://ecology.wa.gov/spokanepm10second10lmp

Preliminary Draft Revised WAC 173-331 12/02/15

This is a preliminary draft of the rule that stakeholders were asked to comment on

https://ecology.wa.gov/rulemaking-announcement-wac-173-331-12-02-15-1

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

Plan Holder Implementation Guidance

Rule implementation doc_Plan Holder Implementation Guidance

https://ecology.wa.gov/rule-implementation

CPG Cuts focus sheet

Impact of cuts to local solid waste financial assistance

https://ecology.wa.gov/170803cpgcutsfocussheet

City and County letter identifying Timeline and Budget for TMDL implementation

TMDL budget and timeline for Whatcom County and Bellingham TMDL project

https://ecology.wa.gov/bellinghambudgettimelineltr

T-Mobile Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for T-Mobile Data Center, 7/17/08

https://ecology.wa.gov/t2t-mobile-tsd

VMware Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for the Health Impact Assessment (Second Tier Review) for VMware Data Center, 7/17/08

https://ecology.wa.gov/t2vmware-tsd

Yahoo Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Yahoo Data Center, 10/8/07

https://ecology.wa.gov/t2yahootsd

Preliminary Draft EIS (WAC 173-201A) 06/10/20

Preliminary Draft EIS for PCB Variances on the Spokane River. Chapter 173-201A WAC.

https://ecology.wa.gov/preliminary-draft-eis-wac-173-201a-06-10-20

H5 Data Center Preliminary Determination

This is the draft preliminary determination for H5 Data Center

https://ecology.wa.gov/20211110h5draftpreldet

Preliminary draft language (WAC 173-166) 09/01/17

This is Preliminary draft language for WAC 173-166 Emergency Drought Relief

https://ecology.wa.gov/preliminary-draft-language-173-166-wac-09-01-17

Dell Data Center - Health Impact Assessment letter

Health Impact Assessment (Second Tier Review) Letter for Dell Data Center, 6/10/11

https://ecology.wa.gov/delltier2-approvalletter

H5 Data Center Health Impact Assessment Report

This is the Health Impact Assessment Report for H5 Data Center

https://ecology.wa.gov/20211110h5healthimpactassessment

CAFO State-only permit

State-only concentrated animal feeding permit

https://ecology.wa.gov/cafo-state-only-permit

Winery Permit Preliminary Draft

This is the 2017 Preliminary Draft of the Winery General Permit for Washington state.

https://ecology.wa.gov/winery-permit-preliminary-draft

Vantage Data Center - Health Impact Assessment letter

Health Impact Assessment (Second Tier Review) Letter for Vantage Data Center, 5/11/17

https://ecology.wa.gov/vantage-tier2ltr-final-051117ada

Alternative opacity limitations 07/05/17

Discussion on alternative opacity limitations

https://ecology.wa.gov/alternative-opacity-limitations-wac-173-400;401

Yahoo Data Center - Health Impact Assessment letter

Health Impact Assessment (Second Tier Review) Letter for Yahoo Data Center, 2/17/16

https://ecology.wa.gov/yahoogenesistier2ltr02172016

Yahoo Data Center - Health Impact Assessment

Health Impact Assessment (Second Tier Review) for Yahoo Data Center, 2/17/16

https://ecology.wa.gov/yahoogenesishis02172016

Preliminary draft rule language for implementation (WAC 173-201A) 9/30/14

This is the preliminary draft rule language for implementation tools at WAC 173-020, 420, 460, and 510(4) for WAC 173-201A Water quality standards for surface waters of the state of Washington.

https://ecology.wa.gov/preliminary-draft-rule-language-for-implementation

Preliminary draft Implementation Plan (WAC 173-201A) 9/30/14

This is the preliminary draft Implementation Plan to implement rule after it is adopted for WAC 173-201A Water quality standards for surface waters of the state of Washington.

https://ecology.wa.gov/preliminary-draft-implementation-plan-wac-173-201a-9-30-14

Secondary economic impacts analysis (REMI) (WAC 173-442; WAC 173-441) 09/15/16

This is the secondary economic impacts analysis (REMI) for WAC 173-442 and WAC 173-441.

https://ecology.wa.gov/secondary-economic-impacts-analysis-remi-wac-17

Microsoft Oxford Data Center - Health Impact Assessment

Health Impact Assessment for Microsoft Oxford Data Center, 4/8/16

https://ecology.wa.gov/mwh-tier2hia-04082016

Microsoft Oxford Data Center - Health Impact Assessment

Health Impact Assessment (Second Tier Review) for Microsoft Oxford, 6/11/14

https://ecology.wa.gov/final-project-oxford-risk-analysis-rpt-06-11-14

Simplot comments (WAC 173-460) 12/07/18

These are Simplot's 12/7/18 comments to remove ammonium sulfate from the toxic air pollutant list, Chapter 173-460 WAC.

https://ecology.wa.gov/simplot-comments-wac-173-460-12-07-18

City of Snohomish Cumulative Impacts and Analysis

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented.

https://ecology.wa.gov/snocia-pdf

EPA letter to Washington Agencies Lower Yakima Valley

EPA letter to Washington state agencies on Lower Yakima Valley

https://ecology.wa.gov/epa-letter-to-washington-agencies-2022

Port Orchard Lim Amend SEPA

Determination of Non-significance

https://ecology.wa.gov/port-orchard-lim-amend-sepa

Riverside SMP Appendix D: Cumulative Impacts Analysis

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented.

https://ecology.wa.gov/riverside-smp-appendix-d-cumulative-impacts-analy

Aberdeen Cumulative Impacts and Analysis and No-Net-Loss Report

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented

https://ecology.wa.gov/aberdeen-cumulative-impacts-and-analysis-and-no-ne

Recommendation to Deny SIZ application memo

Memo: recommendation to deny Sediment Impact Zone applications as impacts of the discharge prohibit Sediment Impact Zone authorization and cannot be addressed via permit conditions.

https://ecology.wa.gov/recommendation-to-deny-siz-application

Timelines for new permittees

Timelines for new Western Washington Phase II Municipal Stormwater Permittees

https://ecology.wa.gov/timelinephase2new

Permit Timelines Overview

Eastern Washington Phase II Permit Timelines Overview (2014-2019)

https://ecology.wa.gov/ewaphaseiimunipermitoverviewfinal-02-19-2013

Pierce County Cumulative Impacts Analysis With Appendices

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented. This version has appendices attached

https://ecology.wa.gov/pierce-county-cumulative-impacts-analysis-with-app

Jefferson County Cumulative Impacts Analysis

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented.

https://ecology.wa.gov/jefferson-county-cumulative-impacts-analysis

Track change preliminary draft of the Sand and Gravel General Permit.

Edits to the preliminary draft of the Sand and Gravel General Permit.

https://ecology.wa.gov/track-changes-preliminary-draf

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

Draft Climate Resilience Engagement Plan

This is the Draft Climate Resilience Engagement Plan.