ILIUM VALLEY WS

Colorado — Community Water System — PWSID: CO0157250

System Information

PWSIDCO0157250
System NameILIUM VALLEY WS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedAug 22, 1997
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityPLACIERVILLE
ZIP Code81430
Address
OrganizationBOLANE, CHRIS
Phone970-318-1803

Population & Service

Population Served322
Service Connections74

Drinking Water Violations (67)

This water system has 67 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, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 6, 2018 Public Notice Other No No Resolved Jun 25, 2019 Public Notice Rule and Revised PN Rule
Nov 6, 2018 Public Notice Other No No Resolved Jun 25, 2019 Public Notice Rule and Revised PN Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2017 Revised Total Coliform Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2017 Revised Total Coliform Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2017 Revised Total Coliform Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Jun 29, 2017 Consumer Confidence Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Jun 29, 2017 Consumer Confidence Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Jun 29, 2017 Consumer Confidence Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Jun 29, 2017 Consumer Confidence Rule
Mar 1, 2016 Mar 31, 2016 Coliform (TCR) MR No No 5% of samples Resolved Mar 31, 2016 Total Coliform Rule
Mar 1, 2016 Mar 31, 2016 Coliform (TCR) MR No No 5% of samples Resolved Mar 31, 2016 Total Coliform Rule
Mar 1, 2016 Mar 31, 2016 Coliform (TCR) MR No No 5% of samples Resolved Mar 31, 2016 Total Coliform Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No Resolved Oct 5, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No Resolved Oct 5, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Jun 30, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Jun 30, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Jun 30, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Apr 30, 2014 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2014 Total Coliform Rule
Apr 1, 2014 Apr 30, 2014 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2014 Total Coliform Rule
Apr 1, 2014 Apr 30, 2014 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2014 Total Coliform Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Jul 31, 2011 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2011 Total Coliform Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Jul 31, 2011 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2011 Total Coliform Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Jul 31, 2011 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2011 Total Coliform Rule
Dec 1, 2007 Dec 31, 2007 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2007 Total Coliform Rule
Dec 1, 2007 Dec 31, 2007 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2007 Total Coliform Rule
Dec 1, 2007 Dec 31, 2007 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2007 Total Coliform Rule
Dec 1, 2007 Dec 31, 2007 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2007 Total Coliform Rule
Apr 1, 2007 Jun 30, 2007 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Apr 30, 2007 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2007 Total Coliform Rule
Apr 1, 2007 Apr 30, 2007 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2007 Total Coliform Rule
Apr 1, 2007 Apr 30, 2007 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2007 Total Coliform Rule
Apr 1, 2007 Apr 30, 2007 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2007 Total Coliform Rule
Apr 1, 2007 Jun 30, 2007 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Jun 30, 2007 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Jun 30, 2007 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Dec 31, 2007 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Dec 31, 2007 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts 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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