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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 10h

**REMINDER** Our next Let's Talk About Hanford conversation will take place LIVE 12 p.m. Oct. 28, 2026. Learn more on our blog: ecology.wa.gov/blog/october...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 17h

Tell us what you think while comment periods are still open! ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 07/10/2026

🐇Rabbits, including the black-tailed jackrabbit, can be found at the Hanford Site! 🐇Rabbit numbers are often assessed indirectly through small mammal surveys or as part of broader habitat and prey base evaluations.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 07/10/2026

*Reminder of Virtual Hearing* 🗓️Oct. 7, 2026, 5:30 p.m. 📝You can attend two ways: • Zoom • Phone 253-215-8782 253-205-0468 Meeting ID: 862 3423 5565 Passcode: 820026

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 07/10/2026

Our staff attended the Wenatchee River Salmon Festival in Wenatchee last month. This event takes place every year, and we are glad to be able to bring a little bit of Hanford to the valley. We spoke to 400 students, teachers and chaperons over a two-day event.

Team manning a booth at an event. Tablecloth reads "Department of Ecology State of Washington."

Man wearing a black shirt under a blue cover showing a model to five kids. Grassy area in background.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 06/10/2026

Congrats to Kathy Conaway on her retirement from the WA State Department of Ecology! In her 27 years of service with the Nuclear Waste Program Kathy accomplished so much. Last week we celebrated & recognized Kathy’s accomplishments in our program. Cleanup wouldn’t be where it is today without Kathy!

Gray haired woman wearing a black outfit.

Sign that reads: "The Legend had retired."

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 06/10/2026

Plutonium production created about 440 billion gallons of wastewater discharged to soil disposal sites and 56 million gallons of mixed radioactive and chemical waste stored in 177 underground tanks. Learn more on our website: ecology.wa.gov/Hanford

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 06/10/2026

Our new edition of Cleanup Catchup is now live! This edition highlights recent progress at the Low-Activity Waste Facility, groundwater treatment work using three figures, and Energy plans to resume transuranic waste (TRU waste) shipments in 2027 and more! apps.ecology.wa.gov/publications...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 05/10/2026

NOW OPEN!!! Air Operating Permit Renewal 4 comment period Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) Submit your comments until Nov. 4 More information: ecology.wa.gov/.../nuclear-...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 05/10/2026

Fire Prevention Week is observed from Oct. 4 to Oct. 10. During this week, people of all ages learn about fire safety and ways to prevent fires. The 2026 theme is “Charge Into Fire Safety.” Fire prevention week is a good reminder that fire awareness is important!

Black and white image of a man in uniform trying to put off a fire.

Black and white image of an ad that reads: Fire Prevention Week.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 02/10/2026

Roughly 5,000 pounds of sausages were used for one breakfast at the #Hanford Site. #NationalSausageMonth

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 02/10/2026

🎯We're hiring! Our Nuclear Waste Program office is hiring a SEPA and Environmental Regulation Specialist (Environmental Specialist 3) 📅Apply by Oct. 14, 2026. Position will remain open until filled. www.governmentjobs.com/careers/wash...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 02/10/2026

Save the date for our NEXT Let's Talk About Hanford. This time around we are covering what to know about elk at the Hanford Site. Join us LIVE 12 p.m. Oct. 28, 2026.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 01/10/2026

Today’s #TBT takes us to the Test Laboratory 189 in the 100-D Area at Hanford. This image shows test equipment before they used it at the reactors or other facilities.

Black-and-white image of instruments in a construction facility.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 30/09/2026

‼️REMINDER‼️ TODAY Richland public hearing on the draft Hanford Sitewide Permit, Revision 9A renewal Richland, Washington Sept. 30, 2026, 5:30 p.m. PST Richland Public Library - Gallery room 955 Northgate Dr, Richland, WA 99352 Plan your trip: www.bft.org

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 30/09/2026

About 1,000 pounds of coffee were used daily for one mess hall (8,000 lbs) #NationalCoffeeDay

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 29/09/2026

‼️REMINDER‼️ TODAY Hermiston public hearing on the draft Hanford Sitewide Permit, Revision 9A renewal Hermiston, Oregon Sept. 29, 2026, 5:30 p.m. PST Eastern Oregon Trade & Event Center - Meeting room 1 1705 E Airport Rd, Hermiston, OR 97838 Plan your trip - www.hermiston.gov/transit

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 28/09/2026

Outreach is a big part of what we do for our program! Would you like to learn more about the Hanford Site? To request a presentation for your classroom or community group fill this form: ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 28/09/2026

Our Nuclear Waste Program office is hiring a Permit Writer (Environmental Specialist 3). 📅Apply by Oct. 9, 2026. Position will remain open until filled. www.governmentjobs.com/careers/wash...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 25/09/2026

During March and April of 1944, the War Manpower Commission (WMC) attempted to recruit Mexican Americans to work on the Manhattan Project. With the intent to bring labor from Texas to Hanford, the WMC’s Region X carried out recruitment of bilingual personnel.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 25/09/2026

We're hiring a Records and Public Disclosure Coordinator (Forms & Records Analyst 3) (In-Training) who will organize & maintain program records throughout their full lifecycle, reducing unnecessary copies to improve efficiency Apply by October 7, 2026 www.governmentjobs.com/careers/wash...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 24/09/2026

This woman was a lab technician within the biology department at the Hanford Site. There was an aquatic museum collection in the 100F Area. This image depicts her dissecting a baby sturgeon from the Columbia River, likely performing radiation testing. #TBT

Black and white image of a woman wearing a lab coat.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 23/09/2026

‼️REMINDER‼️ TODAY – Seattle public hearing on the draft Hanford Sitewide Permit, Revision 9A renewal Seattle, Washington Sept. 23, 2026, 6:00 p.m. PST Ecology Northwest Regional Office 15700 Dayton Ave N, Shoreline WA 98133 Plan your trip - www.seattle.gov/transportati...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 22/09/2026

‼️REMINDER‼️ TODAY – Portland public hearing on the draft Hanford Sitewide Permit, Revision 9A renewal In-person Portland, Oregon Sept. 22, 2026, 5:30 p.m. PST Albina Library 205 NE Russell Street, Portland, OR 97212 Plan your trip: trimet.org/schedules/in...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 21/09/2026

We created an overview of Hanford to educate the public about the history and legacy of the Hanford Site. #HanfordFacts Check it out: ecology.wa.gov/waste-toxics... In Spanish: gis.ecology.wa.gov/portal/apps/...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 20/09/2026

There are several Hanford public comment periods open! Check out our website if you would like to provide your input: ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 19/09/2026

These plants are part of the site’s unique shrub-steppe ecosystem, which is considered a critical reservoir of biodiversity in the Columbia Basin.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 17/09/2026

Today’s #TBT takes us to the Hanford Site back in the 1940s. The site used photos of workers for promotional materials. This worker is wearing personal protective equipment showing how safety measures should be taken.

Black-and-white image of worker and text that says 'RADIATION DANGER ZONE KEEP OUT.'

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 16/09/2026

We will have five public hearings beginning NEXT WEEK for public to submit oral testimony about the draft Hanford Sitewide Permit, Rev9A renewal. There will be a presentation, followed by a Q&A session before each hearing. Only oral comments will be accepted at the hearings. ecology.wa.gov/REV9A

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 15/09/2026

Nearly one in five people in the U.S. identify as Latinx or Hispanic. In Eastern Washington, that percentage is higher. During Latinx and Hispanic Heritage Month, we celebrate their achievements and contributions to our communities. #HispanicHeritageMonth

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 14/09/2026

Explore various locations on the Hanford Site through the U.S. Department of Energy’s 360-degree virtual tour, showcasing projects from around the site! #HanfordFacts Explore here: vtours.hanford.gov#page=home

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 11/09/2026

Tri-Cities holds stories from many diverse communities. Acknowledging the Latino workforce, historically & in current times is important. The link will walk you through oral histories of just some of the many people of Latin American descent that contributed to Hanford. www.nps.gov/mapr/learn/p...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 10/09/2026

Today’s #TBT takes us to a water sampling laboratory. Lab work was popular for women at the time at Hanford.

Black and white image of a woman looking through a microscope.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 09/09/2026

Hanford’s Sitewide Permit (Revision 9A) is open for public input until Oct. 27. More information: ecology.wa.gov/REV9A

ecology.wa.gov

Hanford Sitewide Permit - Washington State Department of Ecology

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 09/09/2026

‼️TODAY‼️ This week's Lunch and Learn topic is the Waste Encapsulation Storage Facility and Capsule Interim Storage. We will be talking about the transfer and storage of cesium and strontium capsules. There will be a short presentation followed by a question-and-answer session. Ecology.wa.gov/REV9A

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 08/09/2026

More tank waste treatment history! More than 200,000 gallons of tank waste turned into glass! This marks another important milestone for the Low-Activity Waste Facility. It’s critical we keep our focus on ramping up the facility & continue working to get it to its full operating capacity.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 04/09/2026

The Hanford Works Employees Association licensed a concessionaire to install pinball machines for employee entertainment.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 03/09/2026

Hanford cleanup isn’t just about people. It’s about protecting the wildlife that calls this landscape home. Every step forward in cleanup helps preserve habitat for generations to come. Today it’s a curious porcupine visiting our Richland office.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 02/09/2026

🌱Riparian rare plants such as Lipocarpha aristulata, Oenothera cespitosa, Rorippa columbiae, and Rotala ramosoir are sensitive or threatened plants at the Hanford Site. 🌱Several of these species are threatened by changes in the management of Columbia River hydraulic cycles. #ScenicSpotlight

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 02/09/2026

TODAY‼️ This week's topic is Tanks, a lot! Discussion on single-shell and double-shell tanks. There will be a short presentation followed by a question-and-answer session. Ecology.wa.gov/REV9A

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 01/09/2026

If you missed our Let's Talk About Hanford event where we covered the history of Latinos/as who worked at the Manhattan Project National Historical Park & the Hanford Site, you can watch it on our YouTube channel: www.youtube.com/watch?v=TAzp... Visit our website: ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 31/08/2026

If you missed our Let's Talk About Hanford event where we covered LERF, ETF, and the 242-A Evaporator, you can visit our blog here: ecology.wa.gov/blog/march-2... Visit to see all of our previous Let's Talk About Hanford events: ecology.wa.gov/waste-toxics... #HanfordFacts

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 27/08/2026

This week we invited the Fun, Fit, & Over Fifty Club to try on the hat of a Hanford regulator with the Mock Hanford Workshop. Ten club members worked thru scenarios focused on the waste treatment, water pollution, & communications aspects of the tank waste mission. Thank you to the club!

Man wearing a blue shirt and khaki pants presenting in front of a crowd.

Woman wearing a Hawaiian shirt presenting to a group of people.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 27/08/2026

📅On Aug. 27, 1943 construction on the water-cooling facilities in the B-Reactor area began. The design of the water supply for each of the reactor areas resembled a large municipal plant. Each would have a river pump house, large storage & settling basins, a filtration plant, among others #OTD #TBT

Black and white image of cooling facilities at the Hanford Site.

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 26/08/2026

We are now accepting comments on two NOC approval orders for the 241-S tank farm exhausters. • 241-S Tank Farm Exhausters Notice of Construction (NOC) Approval Order DE26NWP-001 • SST exhausters NOC Approval Order - DE05NWP-002, Revision 4 More information: ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 26/08/2026

TODAY‼️ This week's topic is the Processing and research buildings - Plutonium Uranium Extraction Plant and the 324 building Learn about what these buildings did and how they are regulated. There will be a short presentation followed by a question-and-answer session. Ecology.wa.gov/REV9A

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 25/08/2026

On our public involvement page you can provide public comment and learn about other ways to get involved in cleanup! Check it out: ecology.wa.gov/waste-toxics...

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 24/08/2026

Watch Hanford’s story come alive in our short video series: www.youtube.com/playlist?lis... Dive into the moments that shaped the site today, and let us know what stood out to you. #HanfordFacts We’d love to hear your thoughts in the comments!

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Washington State Department of Ecology - Hanford @ecologyhanford.bsky.social · 21/08/2026

There are a few Hanford public comment periods open! Check out our website and provide your input: ecology.wa.gov/waste-toxics...

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