VISTA WEST IMPROVEMENT & SERV DISTRICT

Wyoming — Community Water System — PWSID: WY5600246

System Information

PWSIDWY5600246
System NameVISTA WEST IMPROVEMENT & SERV DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedNov 17, 2025

Location & Contact

StateWyoming
CityGILLETTE
ZIP Code82717
AddressP.O. BOX 2917
OrganizationMELICK, CHEYENNE
Phone307-299-3544

Population & Service

Population Served120
Service Connections54

Drinking Water Violations (38)

This water system has 38 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
May 1, 2010 May 31, 2010 Coliform (TCR) MCL Yes No 5% of samples Resolved May 31, 2010 Total Coliform Rule
May 1, 2010 May 31, 2010 Coliform (TCR) MCL Yes No 5% of samples Resolved May 31, 2010 Total Coliform Rule
May 1, 2010 May 31, 2010 Coliform (TCR) MCL Yes No 5% of samples Resolved May 31, 2010 Total Coliform Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes 4.0 mg/L Archived Sep 30, 2009 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, 2005 Dec 31, 2005 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2005 Nitrate Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2004 Total Coliform Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2004 Feb 29, 2004 Coliform (TCR) MR No No 5% of samples Resolved Feb 29, 2004 Total Coliform Rule
Feb 1, 2004 Feb 29, 2004 Coliform (TCR) MR No No 5% of samples Resolved Feb 29, 2004 Total Coliform Rule
Feb 1, 2004 Feb 29, 2004 Coliform (TCR) MR No No 5% of samples Resolved Feb 29, 2004 Total Coliform Rule
Apr 1, 2003 Apr 30, 2003 Coliform (TCR) MCL Yes No 5% of samples Resolved Apr 30, 2003 Total Coliform Rule
Apr 1, 2003 Apr 30, 2003 Coliform (TCR) MCL Yes No 5% of samples Resolved Apr 30, 2003 Total Coliform Rule
Apr 1, 2003 Apr 30, 2003 Coliform (TCR) MCL Yes No 5% of samples Resolved Apr 30, 2003 Total Coliform Rule
Jul 1, 2001 Jul 31, 2001 Coliform (TCR) MR No No 5% of samples Archived Jul 31, 2001 Total Coliform Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 2001 Lead and Copper Rule MR No No TT Resolved Feb 25, 2008 Lead and Copper Rule
Jan 1, 1995 Lead and Copper Rule MR No No TT Resolved Jan 1, 1997 Lead and Copper Rule
Nov 1, 1993 Nov 30, 1993 Surface Water Treatment Rule MR No Yes Archived Nov 30, 1993 Surface Water Treatment Rule
Jul 1, 1980 Jun 30, 1981 Gross Alpha, Excl. Radon and U MR No Yes 15 pCi/L Archived Jun 30, 1981 Radionuclides and Revised Rad Rule
Jul 1, 1976 Jun 30, 1980 Gross Alpha, Excl. Radon and U MR No No 15 pCi/L Archived Jun 30, 1980 Radionuclides and Revised Rad Rule
No No
No No

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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