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SYLVAN LAKE STATE PARK

Colorado — Transient Non-Community — PWSID: CO0219729

System Information

PWSIDCO0219729
System NameSYLVAN LAKE STATE PARK
System TypeTransient Non-Community
Water SourceGround Water Under Influence
Activity StatusActive
Owner TypeState
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityEAGLE
ZIP Code81631
Address—
OrganizationTENNANT, CHRIS
Phone970-328-2021

Population & Service

Population Served255
Service Connections18

Drinking Water Violations (38)

This water system has 38 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
Sep 24, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Sep 24, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Sep 10, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Aug 27, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Aug 13, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jul 30, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jul 16, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jun 1, 2025 Jun 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2025 Revised Total Coliform Rule
Jun 1, 2025 Jun 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2025 Revised Total Coliform Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2025 Surface Water Treatment Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2025 Surface Water Treatment Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jul 4, 2024 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Aug 1, 2008 Aug 31, 2008 Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Surface Water Treatment Rule
Aug 1, 2008 Aug 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2008 Aug 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2008 Aug 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2008 Aug 31, 2008 Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Surface Water Treatment Rule
Aug 1, 2008 Aug 31, 2008 Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2008 Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2008 Jul 31, 2008 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2008 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2008 — Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2008 Surface Water Treatment Rule
May 1, 2007 May 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2007 Total Coliform Rule
May 1, 2004 May 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2004 Total Coliform Rule
May 1, 1991 May 31, 1991 Coliform (TCR) MR No Yes — 5% of samples — Archived May 31, 1991 Total Coliform 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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