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MCCLAVE WA INC

Colorado — Community Water System — PWSID: CO0106500

System Information

PWSIDCO0106500
System NameMCCLAVE WA INC
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityMCCLAVE
ZIP Code81057
Address—
OrganizationMARSH, LORETTA
Phone719-931-1501

Population & Service

Population Served378
Service Connections155

Drinking Water Violations (207)

This water system has 207 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, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2024 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jul 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jul 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jul 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2023 Jun 30, 2023 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jun 30, 2023 Synthetic Organic Chemicals
Apr 1, 2023 Jun 30, 2023 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jun 30, 2023 Synthetic Organic Chemicals
Apr 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2023 Jun 30, 2023 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jun 30, 2023 Synthetic Organic Chemicals
Apr 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2023 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2022 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2022 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2022 — Public Notice Other No No — — — Resolved Jun 24, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MCL Yes No 6.67 PCI/L 5 pCi/L 5 Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MCL Yes No 6.67 PCI/L 5 pCi/L 5 Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MCL Yes No 6.67 PCI/L 5 pCi/L 5 Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MCL Yes No 6.67 PCI/L 5 pCi/L 5 Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MCL Yes No 6.67 PCI/L 5 pCi/L 5 Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Radium (-226 and -228) MCL Yes No 6.8 PCI/L 5 pCi/L 5 Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Radium (-226 and -228) MCL Yes No 6.8 PCI/L 5 pCi/L 5 Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Radium (-226 and -228) MCL Yes No 6.8 PCI/L 5 pCi/L 5 Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Radium (-226 and -228) MCL Yes No 6.8 PCI/L 5 pCi/L 5 Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Radium (-226 and -228) MCL Yes No 6.8 PCI/L 5 pCi/L 5 Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Jul 1, 2021 Sep 30, 2021 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L 5 Resolved Sep 30, 2021 Radionuclides and Revised Rad Rule
Jul 1, 2021 Sep 30, 2021 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L 5 Resolved Sep 30, 2021 Radionuclides and Revised Rad Rule
Jul 1, 2021 Sep 30, 2021 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L 5 Resolved Sep 30, 2021 Radionuclides and Revised Rad Rule
Jul 1, 2021 Sep 30, 2021 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L 5 Resolved Sep 30, 2021 Radionuclides and Revised Rad Rule
Jul 1, 2021 Sep 30, 2021 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L 5 Resolved Sep 30, 2021 Radionuclides and Revised Rad Rule
Apr 1, 2021 Jun 30, 2021 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L — Resolved Jun 30, 2021 Radionuclides and Revised Rad Rule
Apr 1, 2021 Jun 30, 2021 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L — Resolved Jun 30, 2021 Radionuclides and Revised Rad Rule
Apr 1, 2021 Jun 30, 2021 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L — Resolved Jun 30, 2021 Radionuclides and Revised Rad Rule
Apr 1, 2021 Jun 30, 2021 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L — Resolved Jun 30, 2021 Radionuclides and Revised Rad Rule
Apr 1, 2021 Jun 30, 2021 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L — Resolved Jun 30, 2021 Radionuclides and Revised Rad Rule
Jan 1, 2021 Dec 31, 2021 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2021 Nitrate Rule
Jan 1, 2021 Dec 31, 2021 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2021 Nitrate 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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