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CHERAW TOWN OF

Colorado — Community Water System — PWSID: CO0145090

System Information

PWSIDCO0145090
System NameCHERAW TOWN OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityCHERAW
ZIP Code81030
Address—
OrganizationPURSEL III, DONALD L
Phone719-241-4092

Population & Service

Population Served254
Service Connections131

Drinking Water Violations (268)

This water system has 268 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
Jul 1, 2025 Sep 30, 2025 Combined Uranium MR No Yes — 30 ug/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MR No Yes — 30 ug/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MR No Yes — 30 ug/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Apr 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2025 Mar 31, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2025 Mar 31, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2025 Radionuclides and Revised Rad Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Oct 17, 2024 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Oct 17, 2024 Lead and Copper Rule Revisions
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jun 9, 2024 — Public Notice Other No No — — — Resolved Aug 23, 2024 Public Notice Rule and Revised PN Rule
Jun 9, 2024 — Public Notice Other No No — — — Resolved Aug 23, 2024 Public Notice Rule and Revised PN Rule
Jun 9, 2024 — Public Notice Other No No — — — Resolved Aug 23, 2024 Public Notice Rule and Revised PN Rule
Feb 16, 2024 — Public Notice Other No No — — — Resolved Feb 27, 2024 Public Notice Rule and Revised PN Rule
Feb 16, 2024 — Public Notice Other No No — — — Resolved Feb 27, 2024 Public Notice Rule and Revised PN Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MCL Yes No 7.5 PCI/L 5 pCi/L 5 Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MCL Yes No 7.5 PCI/L 5 pCi/L 5 Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Radium (-226 and -228) MCL Yes No 7.5 PCI/L 5 pCi/L 5 Resolved Mar 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Gross Alpha, Excl. Radon and U MCL Yes No 15.85 PCI/L 15 pCi/L 15 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Radium (-226 and -228) MCL Yes No 9.85 PCI/L 5 pCi/L 5 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Radium (-226 and -228) MCL Yes No 9.85 PCI/L 5 pCi/L 5 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Radium (-226 and -228) MCL Yes No 9.85 PCI/L 5 pCi/L 5 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Radium (-226 and -228) MCL Yes No 9.85 PCI/L 5 pCi/L 5 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Gross Alpha, Excl. Radon and U MCL Yes No 15.85 PCI/L 15 pCi/L 15 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Radium (-226 and -228) MCL Yes No 9.85 PCI/L 5 pCi/L 5 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Gross Alpha, Excl. Radon and U MCL Yes No 15.85 PCI/L 15 pCi/L 15 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Gross Alpha, Excl. Radon and U MCL Yes No 15.85 PCI/L 15 pCi/L 15 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Gross Alpha, Excl. Radon and U MCL Yes No 15.85 PCI/L 15 pCi/L 15 Resolved Dec 31, 2023 Radionuclides and Revised Rad Rule
Jul 1, 2023 Sep 30, 2023 Combined Radium (-226 and -228) MCL Yes No 11.2 PCI/L 5 pCi/L 5 Resolved Sep 30, 2023 Radionuclides and Revised Rad 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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