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GROS VENTRE NORTH HOA

Wyoming — Community Water System — PWSID: WY5601357

System Information

PWSIDWY5601357
System NameGROS VENTRE NORTH HOA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 14, 1995
Last ReportedNov 17, 2025

Location & Contact

StateWyoming
CityWILSON
ZIP Code83014
AddressP.O. Box 775
OrganizationHANNER, EMILY
Phone307-690-5512

Population & Service

Population Served160
Service Connections75

Drinking Water Violations (152)

This water system has 152 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
Jul 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Jul 28, 2023 Lead and Copper Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Dec 20, 2018 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Dec 20, 2018 Consumer Confidence Rule
Nov 1, 2016 Nov 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2016 Revised Total Coliform Rule
Aug 1, 2016 Aug 31, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2016 Revised Total Coliform Rule
Oct 1, 2008 — Lead and Copper Rule MR No No — TT — Resolved Mar 12, 2013 Lead and Copper Rule
Oct 1, 2008 — Lead and Copper Rule MR No No — TT — Resolved Mar 12, 2013 Lead and Copper Rule
Feb 1, 2007 Feb 28, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Archived Feb 28, 2007 Total Coliform Rule
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2003 Nitrate Rule
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2003 Nitrate Rule
Jan 1, 2002 Dec 31, 2002 Radium-226 MR No Yes — — — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Radium-228 MR No Yes — — — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2002 Nitrate Rule
Jan 1, 2002 Dec 31, 2002 Radium-226 MR No Yes — — — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Jan 1, 2002 Dec 31, 2002 Radium-228 MR No Yes — — — Resolved Dec 31, 2002 Radionuclides and Revised Rad Rule
Oct 1, 2001 — Lead and Copper Rule MR No No — TT — Resolved Jul 17, 2002 Lead and Copper Rule
Oct 1, 2001 — Lead and Copper Rule MR No No — TT — Resolved Jul 17, 2002 Lead and Copper Rule
Jan 1, 2001 Dec 31, 2001 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2001 Nitrate Rule
Jan 1, 2001 Dec 31, 2001 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2001 Nitrate Rule
Jan 1, 2001 Dec 31, 2001 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 2000 Dec 31, 2000 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2000 Volatile Organic 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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