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COOK ROAD WATER DISTRICT

Wyoming — Community Water System — PWSID: WY5601399

System Information

PWSIDWY5601399
System NameCOOK ROAD WATER DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMay 21, 1996
Last ReportedNov 17, 2025

Location & Contact

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

Population & Service

Population Served291
Service Connections92

Drinking Water Violations (9)

This water system has 9 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
Apr 1, 2012 Jun 30, 2012 Combined Radium (-226 and -228) MCL Yes No 6.9 PCI/L 5 pCi/L 5 Resolved Jun 30, 2012 Radionuclides and Revised Rad Rule
Apr 1, 2012 Jun 30, 2012 Combined Radium (-226 and -228) MCL Yes No 6.9 PCI/L 5 pCi/L 5 Resolved Jun 30, 2012 Radionuclides and Revised Rad Rule
Jan 1, 2012 Mar 31, 2012 Combined Radium (-226 and -228) MCL Yes No 9.7 PCI/L 5 pCi/L — Resolved Mar 31, 2012 Radionuclides and Revised Rad Rule
Jan 1, 2012 Mar 31, 2012 Combined Radium (-226 and -228) MCL Yes No 9.7 PCI/L 5 pCi/L — Resolved Mar 31, 2012 Radionuclides and Revised Rad Rule
Jan 1, 2009 Dec 31, 2011 Combined Radium (-226 and -228) MCL Yes No 6.2 PCI/L 5 pCi/L — Resolved Dec 31, 2011 Radionuclides and Revised Rad Rule
Jan 1, 2009 Dec 31, 2011 Combined Radium (-226 and -228) MCL Yes No 6.2 PCI/L 5 pCi/L — Resolved Dec 31, 2011 Radionuclides and Revised Rad Rule
Oct 1, 2001 Oct 31, 2001 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 2001 Total Coliform Rule
Nov 1, 2000 Nov 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 2000 Total Coliform Rule
Jan 1, 1998 Mar 31, 1998 Xylenes, Total MR No Yes — 10 mg/L — Archived Mar 31, 1998 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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