Public Notice: Informational Webinar Regarding Proposed Revisions to Water Quality Rules, Chapter 1 and Chapter 2

The Water Quality Division will host an informational webinar on Tuesday, April 30, 2024, from 10 AM to 11:30 AM to provide an overview and answer questions related to proposed revisions to Water Quality Rules, Chapter 1, Wyoming Surface Water Quality Standards, and Chapter 2, Permit Regulations for Discharges to Wyoming Surface Waters. Interested parties […]

DEQ’s Data Quality Assurance Program 2023 Annual Report for Water Quality Division Released

The Data Quality Assurance Program oversees all Water Quality Division (WQD) sections for the Wyoming Department of Environmental Quality (DEQ). The underlying goal is to ensure that all environmental data (e.g., field-collected data, scientific literature) aligns with standard scientific methods, state statutes, and federal regulations for defensible decision-making. These objectives are accomplished by establishing Quality Assurance/ […]

March 13th is Know Your Well Day

By Kimberly Mazza In recognition of the importance of groundwater to the citizens of Wyoming and in conjunction with the National Groundwater Association “Groundwater Awareness Week”, the Wyoming Department of Environmental Quality (DEQ) Water Quality Division (WQD) has designated March 13th as “Know Your Well Day.” With more than 53,000 private wells in Wyoming, a good […]

WDEQ celebrates Wyoming Professional Water and Wastewater Operator Week

By Kimberly Mazza CHEYENNE – Wyoming Gov. Mark Gordon proclaimed this week, Feb. 5-11, as the Wyoming Professional Water and Wastewater Operator Appreciation Week. The Wyoming Department of Environmental Quality (WDEQ) is joining him in honoring these essential professionals. Water treatment, water distribution, wastewater collection and wastewater treatment operators are professionals who are vital to Wyoming. […]

OSLI and DEQ Offer Free Assistance to Wyoming Water Systems to Plan and Develop Lead Service Line Inventories

Statewide, WY – The Wyoming Office of State Lands and Investments (OSLI) and the Wyoming Department of Environmental Quality (DEQ) are working together to protect public health by helping Wyoming’s communities identify lead service lines in drinking water systems.   As part of a nationwide initiative, drinking water systems need to identify and generate an inventory […]

Lily Barkau, Wyoming Department of Environmental Quality Groundwater Section Manager, testifies before the U.S. Committee on Energy and Natural Resources

By Kimberly Mazza CHEYENNE, Wyo. – Lily Barkau, Groundwater Section Manager for the Wyoming Department of Environmental Quality (DEQ), testified before the Committee on Energy and Natural Resources (ENR) in Washington D.C. last week.  Ranking member of the Committee, U.S. Senator Jon Barrasso (R-WY) introduced and welcomed Ms. Barkau to speak on the opportunities and […]

Risks Associated with Harmful Cyanobacterial Blooms (HCBs) Continue Despite Cooler Temperatures

CHEYENNE, Wyo – Although fewer people are recreating in Wyoming’s lakes and reservoirs this fall as water and air temperatures decrease, the Wyoming Department of Environmental Quality (WDEQ), Wyoming Department of Health (WDH), Wyoming Livestock Board (WLB), and local, state, and federal partners want to remind people, including hunters and fisherman, to continue to avoid […]

The Department of Environmental Quality’s Watershed Protection Section to Present at the Upcoming Wyoming Water Quality Conference

By Kimberly Mazza The Department of Environmental Quality (DEQ) Water Quality Division (WQD) will host its first Wyoming Water Quality Conference at the University of Wyoming Conference Center in Laramie, Wyoming, October 17 – 18, 2023. The free conference will explain primary elements of the WQD’s responsibilities during general sessions and four tracks – Wyoming […]

The Wyoming DEQ Releases New Watershed Protection Map

By Kimberly Mazza The Watershed Protection Program housed under the Department of Environmental Quality (DEQ) Water Quality Division (WQD) has developed a new mapping tool that will provide access to combined information that was previously available on two different maps.  The “Wyoming’s Assessed Waters, Surface Water Monitoring Locations, and TMDL Map” offers various audiences that […]