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THE RINCON WATER COOPERATIVE

Colorado — Community Water System — PWSID: NM3562101

System Information

PWSIDNM3562101
System NameTHE RINCON WATER COOPERATIVE
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1980
Last ReportedDec 3, 2025

Location & Contact

StateColorado
CityLITTLETON
ZIP Code80120
Address—
OrganizationVUKOVICH, MARKO
Phone303-730-2000

Population & Service

Population Served276
Service Connections90

Drinking Water Violations (425)

This water system has 425 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 — Consumer Confidence Rule Other No No — — — Resolved Feb 24, 2025 Consumer Confidence Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Feb 24, 2025 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jan 16, 2025 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jan 16, 2025 Consumer Confidence Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Sep 19, 2022 Consumer Confidence Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Sep 19, 2022 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Jun 24, 2021 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Jun 24, 2021 Consumer Confidence Rule
Jun 12, 2020 — Public Notice Other No No — — — Resolved Jun 25, 2020 Public Notice Rule and Revised PN Rule
Feb 17, 2018 — Public Notice Other No No — — — Resolved Jun 21, 2019 Public Notice Rule and Revised PN Rule
Nov 19, 2017 — Public Notice Other No No — — — Resolved Nov 19, 2020 Public Notice Rule and Revised PN Rule
Feb 2, 2017 — E. COLI MR No Yes — — — Unaddressed — Ground Water Rule
Feb 2, 2017 — E. COLI MR No Yes — — — Unaddressed — Ground Water Rule
Feb 2, 2017 — E. COLI MR No Yes — — — Unaddressed — Ground Water Rule
Oct 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Sep 23, 2020 Lead and Copper Rule
Oct 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Sep 23, 2020 Lead and Copper Rule
Oct 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Sep 23, 2020 Lead and Copper Rule
Oct 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Sep 23, 2020 Lead and Copper Rule
Jul 1, 2016 Sep 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Sep 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Sep 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Sep 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 25, 2014 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 25, 2014 Consumer Confidence Rule
Jan 1, 2014 Jul 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Jul 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Jul 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2013 Consumer Confidence Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2013 Consumer Confidence Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2013 Consumer Confidence Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2013 Consumer Confidence Rule
Dec 1, 2002 Dec 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2002 Dec 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2002 Dec 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2002 Dec 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Jul 1, 2002 Jul 22, 2002 Consumer Confidence Rule Other No Yes — — — Archived Jul 22, 2002 Consumer Confidence Rule
Jul 1, 2002 — Consumer Confidence Rule Other No No — — — Resolved Dec 9, 2003 Consumer Confidence Rule
Dec 1, 2001 Dec 31, 2001 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2001 Dec 31, 2001 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2001 Dec 31, 2001 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Dec 1, 2001 Dec 31, 2001 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2001 Total Coliform Rule
Jan 1, 1995 Dec 31, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic 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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