Search Results - Washington State Department of Ecology

Lithium-ion battery safety and management

Learn how to safely manage, store, and dispose of lithium-ion batteries.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/batteries/lithium-ion-batteries

CLARC guidance

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

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-cleanup-tools/clarc/guidance

Nicotine and cannabis waste

Learn how your business can properly handle nicotine, vape, and cannabis waste.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/nicotine-and-cannabis-waste

Tier Two reporting

Facility reporting guidelines for Tier Two, including how to file with Tier Two Online.

https://ecology.wa.gov/regulations-permits/reporting-requirements/emergency-planning-community-right-to-know-act/tier-two-reporting

Dangerous waste designation

Designation is the process of determining if a waste is dangerous waste and what the hazards are.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation

Manuals & procedures for accredited labs

Download the procedure manual, and find tips and tools for accredited environmental labs.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/manual-and-procedures-for-accredited-laboratories

Certification information

We certify wastewater treatment plant operators to ensure that Washington’s waters are protected.

https://ecology.wa.gov/regulations-permits/permits-certifications/wastewater-operator-certification/certification-information

Pollution prevention assistance (PPA)

Businesses can get free, non-regulatory pollution prevention help from local PPA specialists.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention/pollution-prevention-services/pollution-prevention-assistance

Dangerous waste permits

Facilities that store, treat, or dispose of dangerous waste must have a dangerous waste permit.

https://ecology.wa.gov/regulations-permits/permits-certifications/dangerous-waste-permits

Green chemistry

We work with schools, researchers, and businesses to integrate green chemistry into their work.

https://ecology.wa.gov/waste-toxics/reducing-toxic-chemicals/green-chemistry

Proposed plan would guide Washington’s efforts to better prepare for and deal with climate impacts

June 11, 2024 News release: Working with other state agencies to update Washington’s Climate Resilience Strategy, Ecology has released a draft of that strategy and is seeking public comment on the plan.

https://ecology.wa.gov/about-us/who-we-are/news/2024/draft-climate-resilience-strategy

New rules cut the use of climate change “super pollutants”

December 14, 2020 News release: Ecology adopts final rules to guide phase-out of hydrofluorcarbons, or HFCs, which are potent climate change chemicals.

https://ecology.wa.gov/about-us/who-we-are/news/2020/dec-14-new-rules-cut-the-use-of-climate-change-sup

New grants will help Washington landfills reduce methane emissions

August 6, 2024 News release: Ecology is award $15 million in grants from Washington’s Climate Commitment Act to help cut climate-warming methane escaping from municipal solid waste landfills.

https://ecology.wa.gov/about-us/who-we-are/news/2024/ecology-opens-landfill-methane-grants

Ecology debunks federal climate report, reaffirms commitment to real science

September 5, 2025 News release: Ecology issued an official rebuke of a federal report being used to justify the rollback of climate regulations and released a new scientific analysis of local climate impacts.

https://ecology.wa.gov/about-us/who-we-are/news/2025/sept-4-ecology-debunks-federal-climate-report-reaffirms-commitment-to-real-science

State lays out plan to tackle impacts of climate change in Washington

September 30, 2024 News release: The Washington State Climate Resilience Strategy works to prepare for climate change threats and impacts from drought, changing ocean conditions, flooding, extreme heat, and wildfires and smoke.

https://ecology.wa.gov/about-us/who-we-are/news/2024/sept-30-climate-resilience-strategy

Greenhouse gas reporting rules updated for new climate law

October 13, 2021 News release: New greenhouse gas reporting rules proposed for Climate Commitment Act

https://ecology.wa.gov/about-us/who-we-are/news/2021/oct-13-greenhouse-gas-reporting-rules-updated-for

Public invited to comment on rule for landmark climate change program

May 17, 2022 News release: Ecology is seeking public comment on a new “cap-and-invest” rule needed to implement the Climate Commitment Act and reduce greenhouse gas emissions from the state’s largest sources.

https://ecology.wa.gov/about-us/who-we-are/news/2022/may-17-cap-and-invest-public-comment

Washington’s recent climate auction results show continued stability

June 11, 2025 News release: New Cap-and-Invest auction results show market stability and Washington's continued climate leadership.

https://ecology.wa.gov/about-us/who-we-are/news/2025/june-11-washington-s-recent-climate-auction-results-show-continued-stability

Ecology begins rulemaking on climate funds reporting

May 25, 2023 News release: Ecology is starting new rulemaking focused on reporting requirements for state agencies that receive and use CCA auction revenues.

https://ecology.wa.gov/about-us/who-we-are/news/2023/may-25-cca-funds-reporting

State and local agencies to host community event focused on Lower Yakima Valley drinking water

May 20, 2024 News release: On May 29, state and local agencies are hosting an open house-style event to provide information about well water safety in the Lower Yakima Valley. Free door prizes, kids' activities, and food.

https://ecology.wa.gov/about-us/who-we-are/news/2024/may-20-gwma-open-house-notice

Drought declared for Yakima region for third year in a row

April 8, 2025 News release: Ecology is extending a drought emergency for a third consecutive year in central Washington. It is also issuing a drought advisory for north-central Washington and parts of the Puget Sound region.

https://ecology.wa.gov/about-us/who-we-are/news/2025/april-8-drought

Yakima area air quality focus of March 24 listening sessions

March 10, 2022 News release: On March 24, the Washington Department of Ecology will host two virtual listening sessions for Yakima area residents to hear about their concerns with air quality issues in their communities.

https://ecology.wa.gov/about-us/who-we-are/news/2022/march-10-yakima-listening-sessions-on-march-24

Washington adopts rule to decrease methane emissions from landfills

May 13, 2024 News release: Ecology is adopting a new regulation to reduce emissions of methane – a potent greenhouse gas – from municipal solid waste landfills.

https://ecology.wa.gov/about-us/who-we-are/news/2024/new-rule-to-decrease-landfill-methane-emissions

State begins work to implement Climate Commitment Act

August 6, 2021 News release: Ecology begins rulemaking to implement Climate Commitment Act.

https://ecology.wa.gov/about-us/who-we-are/news/2021/aug-6-state-begins-work-to-implement-climate-commi

Washington state targets methane gas from landfills to help slow climate change

December 8, 2022 News release: Washington continues to focus on decreasing greenhouse gas emissions and is now working on a rule requiring some municipal solid waste landfills to reduce the amount of methane they emit.

https://ecology.wa.gov/about-us/who-we-are/news/2022/landfill-methane-rule

Washington begins work to slash HFCs – climate change “super pollutants”

August 1, 2019 News release: We're working to reduce use of hydrofluorocarbons - climate change super pollutants.

https://ecology.wa.gov/about-us/who-we-are/news/2019/aug-1-washington-begins-work-to-slash-hfcs

Ecology proposes adopting federal human health criteria for water quality

September 17, 2024 News release: We are proposing to adopt the federal human health criteria for water quality in Washington.

https://ecology.wa.gov/about-us/who-we-are/news/2024/sept-17-proposal-on-federal-human-health-criteria

2019 data shows greenhouse gas emissions increased

December 28, 2022 News release: The latest data available in Washington’s inventory of greenhouse gas emissions shows statewide emissions rose in 2019, reaching their highest mark since 2007.

https://ecology.wa.gov/about-us/who-we-are/news/2022/dec-28-2019-state-ghg-inventory

Pathways to healthier air in South King County

September 23, 2025 News release: The Somali Independent Business Alliance has completed work to improve air quality in South King County.

https://ecology.wa.gov/about-us/who-we-are/news/2025/sept-23-pathways-to-healthier-air-in-south-king-county

Washington inks deal with carbon emissions auction platform

December 20, 2021 News release: Ecology signs deal for greenhouse gas emissions auction services with WCI, Inc.

https://ecology.wa.gov/about-us/who-we-are/news/2021/dec-20-washington-inks-deal-with-emissions-auction

Better protections proposed for salmon spawning and habitat

October 19, 2021 News release: Proposed updates will help ensure salmon have enough oxygen and a healthy habitat for spawning.

https://ecology.wa.gov/about-us/who-we-are/news/2021/oct-19-salmon-spawning-rule

EPA water standards create uncertainty for rule to reduce PCBs discharged into Spokane River

June 10, 2020 News release: EPA roll back of water quality standards creates uncertainty for rule to reduce PCBs discharged into Spokane River. Instead Ecology seeks early feedback on preliminary plans.

https://ecology.wa.gov/about-us/who-we-are/news/2020/june-10-spokane-river-preliminary-draft

Washington aces first Climate Commitment Act compliance test

November 15, 2024 News release: Climate Commitment Act businesses had to turn in emissions allowances for the first time in November. 99.9% were submitted-- a strong start to achieving the policy’s greenhouse gas limits.

https://ecology.wa.gov/about-us/who-we-are/news/2024/nov-15-washington-aces-first-climate-commitment-act-compliance-event

Report outlines plan to reduce bacteria levels in Yakima-area creeks

October 13, 2020 News release: Strategies to address fecal bacteria in Cowiche Creek, Wide Hollow Creek and the Moxee Drain watersheds are outlined in a draft technical report that’s now available for review and comment.

https://ecology.wa.gov/about-us/who-we-are/news/2020/oct-13-mid-yakima-bacteria-tmdl

Ecology offering $1.8 million to Washington communities for drought planning, preparedness

November 30, 2023 News release: The Department of Ecology will offer $1.8 million in grants to increase local drought preparedness throughout the state.

https://ecology.wa.gov/about-us/who-we-are/news/2023/nov-30-drought-planning-and-preparedness-grants

New report and dashboard show Climate Commitment Act investments

November 27, 2024 News release: See exactly how Climate Commitment Act funds have been spent on transit, wildfire preparedness, clean energy and more.

https://ecology.wa.gov/about-us/who-we-are/news/2024/nov-27-cca-investments

Ecology proposes rulemaking on electricity markets

June 28, 2024 News release: The Department of Ecology has proposed rule changes to ensure that greenhouse gas emissions from centralized electricity market imports are accounted for under the Climate Commitment Act.

https://ecology.wa.gov/about-us/who-we-are/news/2024/june-28-electricity-markets-rule-proposal

Más de 35,000 barriles de desechos industriales removidos del Pasco Landfill

June 28, 2022 News release: Más de 35,000 barriles de desechos industriales removidos del Pasco Landfill

https://ecology.wa.gov/about-us/who-we-are/news/2022/june-28-mas-de-35-000-barriles-de-desechos-industr

Five facilities to receive updated requirements to protect Spokane River

December 29, 2021 News release: Five Washington facilities on the Spokane River are due for revisions to their wastewater permits, which will better protect the river.

https://ecology.wa.gov/about-us/who-we-are/news/2021/dec-27-updated-requirements-for-spokane-river

Public discussion begins on plans to improve air quality in overburdened communities

September 19, 2022 News release: The Washington Department of Ecology opens public comment today on a new initiative to improve air quality in overburdened communities that are highly impacted by air pollution.

https://ecology.wa.gov/about-us/who-we-are/news/2022/sept-19-section-3-public-discussion

Washington seeks to link carbon market with California, Québec

November 2, 2023 News release: Director Laura Watson made a preliminary decision today to pursue linking Washington’s cap-and-invest program to carbon markets in California and Québec.

https://ecology.wa.gov/about-us/who-we-are/news/2023/nov-2-ecology-to-pursue-carbon-market-linkage

Community grants available to improve outdoor air for most vulnerable

August 29, 2024 News release: Ecology is providing $10 million from Climate Commitment Act funds for grants to improve air quality in overburdened communities.

https://ecology.wa.gov/about-us/who-we-are/news/2024/aug-29-community-grants-open-to-improve-air-quality

Listo para revisión: Permiso de agua limpia actualizado para el corral de engorde a gran escala Simplot Feeders

April 10, 2025 News release: El Departamento de Ecología desea escuchar los comentarios del público acerca de un permiso de agua limpia actualizado para Simplot Feeders.

https://ecology.wa.gov/about-us/who-we-are/news/2025/abril-10-listo-para-revision-simplot-feeders

New report: Washington met 2020 greenhouse gas emissions limit

January 6, 2025 News release: This new report contains official estimates of Washington's greenhouse gas emissions from 1990 through 2021.

https://ecology.wa.gov/about-us/who-we-are/news/2025/jan-6-2024-greenhouse-gas-inventory

Industrial painting company fined $49,000 for hazardous waste violations at Kelso, Longview facilities

August 21, 2024 News release: Industrial painting company fined $49,000 for hazardous waste violations at Kelso, Longview facilities

https://ecology.wa.gov/about-us/who-we-are/news/2024/aug-21-steel-painter-penalty

New rules proposed to balance growth and preserve water for fish in five western Washington watersheds

June 16, 2025 News release: Ecology is opening rulemaking for five watersheds affected by the 2018 Streamflow Restoration Act.

https://ecology.wa.gov/about-us/who-we-are/news/2025/june-16-streamflow-restoration-rulemaking

Rising temperatures will shift timing of water availability, amplifying vulnerabilities in Columbia River Basin over next 20 years

August 1, 2022 News release: Anticipated future shifts in water supply and water demands will combine to create potential vulnerabilities related to water availability across many areas of eastern Washington.

https://ecology.wa.gov/about-us/who-we-are/news/2022/aug-1-2022-columbia-river-basin-outlook

Ecology tracking Hanford waste tank leak

April 29, 2021 News release: The U.S. Department of Energy announced Thursday an underground radioactive and dangerous chemical waste storage tank at the Hanford Site in Southeast Washington is leaking.

https://ecology.wa.gov/about-us/who-we-are/news/2021/ecology-tracking-hanford-waste-tank-leak

State emissions rise in new greenhouse gas data

January 14, 2021 News release: New greenhouse gas data shows that emissions rose 1.3% from 2017 to 2018.

https://ecology.wa.gov/about-us/who-we-are/news/2021/jan-14-state-emissions-rise-in-new-greenhouse-gas

New report shows air pollution hits Washington’s most vulnerable the hardest

December 28, 2023 News release: A new Ecology report shows people in 16 overburdened areas of Washington face a higher death rate from air pollution than the state average.

https://ecology.wa.gov/about-us/who-we-are/news/2023/dec-28-new-report-shows-air-pollution-hits-washington-s-most-vulnerable-the-hardest