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CALICHE SCHOOL

Colorado — Non-Transient Non-Community — PWSID: CO0238002

System Information

PWSIDCO0238002
System NameCALICHE SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolYes
WholesalerNo
First ReportedNov 24, 1987
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityWINDSOR
ZIP Code80550
Address7352 GREENRIDGE RD A2
OrganizationPAFF, KELLY
Phone707-772-6174

Population & Service

Population Served350
Service Connections4

Drinking Water Violations (74)

This water system has 74 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, 2020 Jun 30, 2020 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Mar 31, 2020 TTHM MCL Yes No .151 MG/L 0.080 mg/L .08 Resolved Mar 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Mar 31, 2020 TTHM MCL Yes No .151 MG/L 0.080 mg/L .08 Resolved Mar 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Mar 31, 2020 TTHM MCL Yes No .151 MG/L 0.080 mg/L .08 Resolved Mar 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Mar 31, 2020 TTHM MCL Yes No .151 MG/L 0.080 mg/L .08 Resolved Mar 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Dec 3, 2019 Lead and Copper Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Dec 3, 2019 Lead and Copper Rule
Oct 1, 2019 Dec 31, 2019 TTHM MCL Yes No .159 MG/L 0.080 mg/L .08 Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 TTHM MCL Yes No .159 MG/L 0.080 mg/L .08 Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Dec 3, 2019 Lead and Copper Rule
Jul 1, 2019 Sep 30, 2019 TTHM MCL Yes No .127 MG/L 0.080 mg/L .08 Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Sep 30, 2019 TTHM MCL Yes No .127 MG/L 0.080 mg/L .08 Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MCL Yes No .08928 MG/L 0.080 mg/L .08 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MCL Yes No .08928 MG/L 0.080 mg/L .08 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MCL Yes No .08928 MG/L 0.080 mg/L .08 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MCL Yes No .08928 MG/L 0.080 mg/L .08 Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Apr 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Apr 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 30, 2017 — Revised Total Coliform Rule TT Yes No — — — Resolved Feb 1, 2017 Revised Total Coliform Rule
Jan 30, 2017 — Revised Total Coliform Rule TT Yes No — — — Resolved Feb 1, 2017 Revised Total Coliform Rule
Jan 30, 2017 — Revised Total Coliform Rule TT Yes No — — — Resolved Feb 1, 2017 Revised Total Coliform Rule
Jan 30, 2017 — Revised Total Coliform Rule TT Yes No — — — Resolved Feb 1, 2017 Revised Total Coliform Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Aug 13, 2017 Lead and Copper Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Aug 13, 2017 Lead and Copper Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Aug 13, 2017 Lead and Copper Rule
Dec 25, 2016 — E. COLI MR No Yes — — — Resolved Feb 2, 2017 Ground Water Rule
Oct 1, 2016 Dec 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Dec 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 1, 2015 Jul 31, 2015 Lead and Copper Rule MR No No — TT — Resolved Jul 31, 2015 Lead and Copper Rule
May 1, 2015 Jul 31, 2015 Lead and Copper Rule MR No No — TT — Resolved Jul 31, 2015 Lead and Copper Rule
May 1, 2015 Jul 31, 2015 Lead and Copper Rule MR No No — TT — Resolved Jul 31, 2015 Lead and Copper Rule
Sep 1, 2014 Nov 30, 2014 Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2014 Lead and Copper Rule
Sep 1, 2014 Nov 30, 2014 Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2014 Lead and Copper Rule
Sep 1, 2014 Nov 30, 2014 Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2014 Lead and Copper Rule
Sep 1, 2014 Nov 30, 2014 Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2014 Lead and Copper 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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