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MANZANOLA TOWN OF

Colorado — Community Water System — PWSID: CO0145450

System Information

PWSIDCO0145450
System NameMANZANOLA 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
CityMANZANOLA
ZIP Code81058
Address—
OrganizationADAMS, SHIRLEY
Phone719-462-5544

Population & Service

Population Served497
Service Connections218

Drinking Water Violations (369)

This water system has 369 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 4, 2025 — Public Notice Other No No — — — Resolved Oct 2, 2025 Public Notice Rule and Revised PN Rule
Jul 4, 2025 — Public Notice Other No No — — — Resolved Oct 2, 2025 Public Notice Rule and Revised PN Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No 37 UG/L 30 ug/L 30 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No 37 UG/L 30 ug/L 30 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No 37 UG/L 30 ug/L 30 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Apr 4, 2025 — Public Notice Other No No — — — Resolved Oct 2, 2025 Public Notice Rule and Revised PN Rule
Apr 4, 2025 — Public Notice Other No No — — — Resolved Oct 2, 2025 Public Notice Rule and Revised PN Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 39.1 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 39.1 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 39.1 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Oct 1, 2024 — Public Notice Other No No — — — Resolved Dec 29, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2024 — Public Notice Other No No — — — Resolved Dec 29, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2024 Dec 31, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 17.91 PCI/L 15 pCi/L 15 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 Dec 31, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 17.91 PCI/L 15 pCi/L 15 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 — Public Notice Other No No — — — Resolved Dec 29, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2024 Dec 31, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 17.91 PCI/L 15 pCi/L 15 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Aug 2, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Aug 2, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Aug 2, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Aug 2, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MCL Yes No 7.03 PCI/L 5 pCi/L 5 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.34 PCI/L 15 pCi/L 15 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MCL Yes No 7.03 PCI/L 5 pCi/L 5 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.34 PCI/L 15 pCi/L 15 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.34 PCI/L 15 pCi/L 15 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MCL Yes No 7.03 PCI/L 5 pCi/L 5 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.6425 PCI/L 15 pCi/L 15 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 — Public Notice Other No No — — — Resolved Jul 9, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 Jun 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.6425 PCI/L 15 pCi/L 15 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Gross Alpha, Excl. Radon and U MCL Yes No 20.6425 PCI/L 15 pCi/L 15 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L 5 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L 5 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 — Public Notice Other No No — — — Resolved Jul 9, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 Jun 30, 2024 Combined Radium (-226 and -228) MCL Yes No 6.85 PCI/L 5 pCi/L 5 Archived Jun 30, 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

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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