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SLEEPY HOLLOW SUBDIVISION

Wyoming — Community Water System — PWSID: WY5600764

System Information

PWSIDWY5600764
System NameSLEEPY HOLLOW SUBDIVISION
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 2, 1981
Last ReportedNov 17, 2025

Location & Contact

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

Population & Service

Population Served2,400
Service Connections420

Drinking Water Violations (17)

This water system has 17 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
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2018 Revised Total Coliform Rule
Aug 1, 2007 Aug 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 2007 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 2007 Total Coliform Rule
Jul 1, 2006 Jul 31, 2006 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 2006 Total Coliform Rule
Feb 1, 2006 Feb 28, 2006 Coliform (TCR) MR No No — 5% of samples — Archived Feb 28, 2006 Total Coliform Rule
May 1, 2004 May 31, 2004 Coliform (TCR) MCL Yes No — 5% of samples — Archived May 31, 2004 Total Coliform Rule
Jul 1, 2000 Sep 30, 2000 Nitrite MR No No — 1 mg/L — Resolved Sep 30, 2000 Nitrate Rule
Jul 1, 2000 Sep 30, 2000 Nitrite MR No No — 1 mg/L — Resolved Sep 30, 2000 Nitrate Rule
Jul 1, 1999 Jul 31, 1999 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 1999 Total Coliform Rule
Jul 1, 1999 Jul 31, 1999 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 1999 Total Coliform Rule
Jul 1, 1997 Jul 31, 1997 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 1997 Total Coliform Rule
May 1, 1997 May 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1997 Total Coliform Rule
Jan 1, 1996 Dec 31, 1996 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1996 Nitrate Rule
Sep 1, 1995 Sep 30, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1995 Total Coliform Rule
Jul 1, 1994 Jul 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 1994 Total Coliform Rule
Jan 1, 1993 Dec 31, 1993 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1993 Nitrate 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

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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