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LCRR utility compliance status in Wyoming

How are Wyoming water utilities doing on EPA LCRR compliance?

Last verified from EPA SDWIS: 2026-04-14
Water systems
726
Known lead
0
Unknown
0
BIL funding
$0M

Lead Service Line Inventory: Wyoming Water Utilities

Compliance Status Overview

Wyoming's 726 public water systems serve 628,007 residents. As of October 2024, these utilities reported their lead service line (LSL) inventories under the EPA's Lead and Copper Rule Revisions (LCRR).

The state's reported data shows 0 known lead service lines and 0 unknown lines across all systems. This means Wyoming utilities either confirmed they have no lead service lines in their distribution networks, or they completed their inventory work and eliminated the "unknown" category entirely—a significant milestone in lead service line tracking.

What This Means

A zero-unknown inventory is the goal of LCRR compliance. It indicates that utilities have either:

  • Systematically reviewed service line records and confirmed no LSLs exist
  • Located and documented all service lines with verified materials
  • Replaced existing lead lines and closed the inventory gap

Wyoming's reported position suggests the state's utilities have made progress on the transparency requirement. However, "zero known" lines does not automatically mean zero risk—some older records may be incomplete or inaccurate, and some utilities serve customers in very small systems where records are sparse.

Funding and Next Steps

Wyoming utilities did not report receipt of LCRR-specific federal funding in the October 2024 reporting cycle. However, utilities may pursue lead replacement funding through:

  • State revolving funds (SRFs)
  • Targeted EPA grants
  • Community Development Block Grants (CDBG)
  • Local utility budgets

State Oversight

Wyoming's Department of Environmental Quality (DEQ), Water Quality Division, serves as the state primacy agency for the LCRR. They review utility compliance reports and can issue enforcement actions if systems fail to meet inventory deadlines or provide inaccurate data. Residents concerned about their utility's compliance can contact DEQ directly.

Next Steps for Residents

  • Contact your local water utility and ask directly: "Have you completed your lead service line inventory? What did you find?" Utilities must respond to public records requests.
  • Check your meter — lead service lines typically appear dull gray or matte at the street connection and home entry point. Copper is shiny and reddish-brown.
  • Request a water test if you're concerned about lead, especially if your home was built before 1986.
  • Review your utility's annual water quality report (Consumer Confidence Report), which utilities must publish by July 1 each year.

Related topics in Wyoming

Common questions

Does Wyoming have lead in the water?

Wyoming utilities reported zero known lead service lines as of October 2024. However, lead can still occur in older home plumbing or from naturally corrosive water in some areas. Contact your utility for their specific water quality report and testing options.

How do I know if my house has a lead service line?

Homes built before 1986 are most at risk. Look where the water line enters your home from the street—lead lines appear dull gray or matte, not shiny. Your water utility's inventory or a licensed plumber can confirm the material.

What does LCRR compliance mean?

LCRR (Lead and Copper Rule Revisions) requires utilities to create and report inventories of all service lines by October 2024, identifying which contain lead. Wyoming utilities have reported their inventories to the EPA.

Is it safe to drink tap water in Wyoming?

Wyoming utilities must provide safe drinking water under federal law. If you have concerns about lead or other contaminants, request a free or low-cost water test from your utility, or contact your local health department.