MAROON LAKE
Colorado — Transient Non-Community — PWSID: CO0349502
System Information
| PWSID | CO0349502 |
| System Name | MAROON LAKE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 24, 1991 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | GLENWOOD SPRINGS |
| ZIP Code | 81601 |
| Address | 900 GRAND AVE |
| Organization | ROSS, MICHAEL K |
| Phone | 970-846-6864 |
Population & Service
| Population Served | 550 |
| Service Connections | 5 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 11, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 11, 2023 | — | |
| Jul 11, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 11, 2023 | — | |
| Jul 11, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 11, 2023 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Oct 18, 2018 | — | TT | Yes | No | — | — | — | Resolved | Jun 7, 2019 | — | |
| Oct 18, 2018 | — | TT | Yes | No | — | — | — | Resolved | Jun 7, 2019 | — | |
| Oct 18, 2018 | — | TT | Yes | No | — | — | — | Resolved | Jun 7, 2019 | — | |
| Oct 18, 2018 | — | TT | Yes | No | — | — | — | Resolved | Jun 7, 2019 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Aug 19, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Aug 19, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Aug 19, 2002 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1995 | — | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1995 | — | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.