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OPAL, TOWN OF

Wyoming — Community Water System — PWSID: WY5600835

System Information

PWSIDWY5600835
System NameOPAL, TOWN OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedDec 13, 1983
Last ReportedNov 17, 2025

Location & Contact

StateWyoming
CityOPAL
ZIP Code83124
AddressP.O. Box 130 (651 N Front Street)
OrganizationGERBER, LAURA
Phone307-877-3919

Population & Service

Population Served65
Service Connections33

Drinking Water Violations (22)

This water system has 22 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jan 1, 2024 Dec 31, 2024 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2024 Nitrate Rule
Jan 1, 2022 Dec 31, 2024 Radium-228 MR No Yes — — — Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved Mar 10, 2021 Lead and Copper Rule
Dec 10, 2012 — E. COLI MR No Yes — — — Resolved Apr 1, 2013 Ground Water Rule
Oct 1, 2012 Dec 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Jul 18, 2008 Consumer Confidence Rule
Jan 1, 2000 — Lead and Copper Rule MR No No — TT — Resolved Mar 7, 2003 Lead and Copper Rule
Jan 1, 2000 — Lead and Copper Rule MR No No — TT — Resolved Mar 7, 2003 Lead and Copper Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1999 Total Coliform Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1999 Total Coliform Rule
Mar 1, 1999 Mar 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 1999 Total Coliform Rule
Mar 1, 1999 Mar 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 1999 Total Coliform Rule
Apr 1, 1998 Apr 30, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Apr 30, 1998 Total Coliform Rule
Apr 1, 1998 Apr 30, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Apr 30, 1998 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Nov 1, 1986 Oct 31, 1989 Fluoride MCL Yes No 4.5 4.0 mg/L — Archived Oct 31, 1989 Inorganic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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