Questions and answers from the vapor intrusion listening session in Bellevue, July 23, 2018.

Download a comprehensive list of federal and state funding and technical assistance opportunities for redeveloping brownfields in Washington.

The Eastern Washington Clean Sites Initiative funds cleanups to improve residents’ quality of life.

This document contains comments received from the public during the Exploratory Rulemaking process, from February 15 through May 11, 2018. These include comments provided through the online eComment system, by mail, by email, and on comment cards at the April 3rd listening session.

PowerPoint slides from the vapor intrusion listening session in Bellevue, July 23, 2018.

2015 Excel spreadsheet of changes to the 2009 vapor intrusion toxicity values and screening levels.

Plain text description of the Boeing Auburn groundwater contamination site map.

Learn about common cleanup situations likely to affect home and small business owners.

These FAQs help homeowners and small businesses evaluate cleanup options and complete cleanup work.

FAQs to help homeowners and small businesses investigate and report toxic releases.

Before buying property, use the records search checklist for due diligence and to know past uses.

Important information about closing your underground storage tanks.

CLARC's resources help you set contaminated site cleanup levels that comply with Washington law.

Guidance to implement your Sand & Gravel General Permit.

A glossary for terms and acronyms in CLARC's resource pages.

We have online tools and guidance to help you clean up petroleum-contaminated sites.

Use these guidance documents in combination with CLARC to establish cleanup levels.