WRPS is committed to the timely and transparent release of information related to chemical vapors in the Hanford tank farms. This website seeks to provide data, news and background information so interested parties can have an informed dialogue on this important issue. AOP-015 Event Investigation Reports are available here and are published in accordance with the Settlement Agreement after the reports have been completed and approved for publishing.

 

What are

Hanford Vapors?

Hanford tank vapors are complex. Learn more about what chemicals in the tanks, the types of chemicals, Occupational Exposure Limits (OELs), and various vapors sources.

Read more

How we

Protect Workers

Learn more about the vapors management strategy, industrial hygiene (IH) sampling and monitoring, and the Tank Vapors Assessment Team (TVAT).

Read more

 
hanford vapors news

Air-Purifying

Respirators

A respirator is a device worn by workers to protect against harmful dust, fumes, vapors or gases. Air-purifying respirators (APRs) use a filter cartridge to clean the air before it enters the respiratory tract. Some Hanford workers are now using APRs in AP Farm for certain work activities.

Read more

Building the

Farm of the Future

Washington River Protection Solutions has implemented a proactive management approach to chemical vapors exposure. This includes:

  • Ensuring farm boundaries are protective and safe
  • Providing centralized command and control
  • Implementing a comprehensive plan inside/outside farm boundary
  • Establishing rigorous source identification and effective controls
hanford vapors news

The Breakdown

177

Hanford has 177 tanks: 149 single-shell and 28 newer double-shell.

56

Hanford’s tanks contain 56 million gallons of high-level radioactive and chemical wastes.

1,800

There are 1,800 different chemicals in Hanford’s tank waste.

61

61 of those chemicals pose a potential health concern to Hanford workers.

FAQs

What is WRPS doing to protect workers?

Washington River Protection Solutions has continued to improve its tank farm industrial hygiene program with additional staff, new equipment, updated procedures, and improved worker training. [...]Read More

What is an AOP-015?

An AOP-015 is an Abnormal Operating Procedure for responding to reported chemical odors or unexpected changes to vapor conditions in the tank farms. [...] Read More

More FAQs