Water Quality in 81601 — Glenwood Springs, CO
EPA data for GLENWOOD SPRINGS CITY OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 81601 in Glenwood Springs, Colorado is served by GLENWOOD SPRINGS CITY OF (EPA ID: CO0123314). This system provides water to approximately 9,428 people from surface water sources.
There are 32 community water systems serving this area.
Lead & Copper in Your Water
No Lead & Copper Rule sampling data available for systems serving this ZIP code.
Violation Summary
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 31, 2025 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2025 | Surface Water Treatment Rule | Monitoring | Resolved |
| September 10, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| June 10, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| March 10, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| December 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| September 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| September 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| September 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 14, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 14, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 14, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2023 | E. coli | Monitoring | Resolved |
| July 1, 2023 | E. coli | Monitoring | Resolved |
| June 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| June 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| June 10, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| February 1, 2023 | E. coli | Monitoring | Resolved |
| February 1, 2023 | E. coli | Monitoring | Resolved |
| February 1, 2023 | E. coli | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| E. coli | Microbiological | 17 | No |
| Lead and Copper Rule | Treatment Technique | 16 | No |
| Consumer Confidence Report Rule | Reporting | 4 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Revised Total Coliform Rule | Microbiological | 2 | No |
| Surface Water Treatment Rule | Treatment Technique | 1 | No |
Need help with your water quality?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| GLENWOOD SPRINGS CITY OF | CO0123314 | 9,428 | Surface water |
| ROARING FORK WSD | CO0123125 | 1,912 | Groundwater |
| MITCHELL COOPER DITCH PIPELINE | CO0123510 | 1,028 | Surface water |
| COLORADO MTN COLLEGE SVC | CO0123170 | 715 | Groundwater |
| ELK SPRINGS HOA | CO0123485 | 416 | Groundwater |
What You Can Do
- Review your annual Consumer Confidence Report (CCR) — Your utility publishes this each July
- Test your home’s water — Especially if you have older plumbing (pre-1986) that may contain lead
- Stay informed — Bookmark this page to check for updates on your water quality
Need help with water testing or filtration?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Other Water Quality Reports in Colorado
- 80001 (Arvada) — 16 violations
- 80010 (Aurora) — 14 violations
- 80020 (Broomfield)
- 80022 (Commerce City)
- 80026 (Lafayette) — 19 violations
- 80027 (Louisville)
- 80030 (Westminster) — 67 violations
- 80033 (Wheat Ridge) — 1 violation
- 80101 (Agate) — 124 violations
- 80102 (Bennett) — 11 violations
- 80103 (Byers) — 1 violation
- 80104 (Castle Rock) — 30 violations
- 80110 (Englewood) — 9 violations
- 80120 (Littleton)
- 80134 (Parker) — 22 violations
- 80201 (Denver) — 10 violations
- 80301 (Boulder) — 17 violations
- 80401 (Golden) — 2 violations
- 80437 (Evergreen) — 148 violations
- 80477 (Steamboat Springs) — 141 violations
Nearby Water Quality Reports
- 81611 (Aspen) — 35 mi — 18 violations
- 81224 (Crested Butte) — 50 mi — 8 violations
- 81657 (Vail) — 54 mi
- 80497 (Silverthorne) — 65 mi — 6 violations
- 81625 (Craig) — 70 mi — 115 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for GLENWOOD SPRINGS CITY OF (CO0123314) on EPA.gov.
Frequently Asked Questions
Is the tap water in 81601 safe to drink?
Based on EPA records, the water system serving ZIP code 81601 has only monitoring/reporting violations, which are procedural in nature. However, individual home conditions (old pipes, well water) can affect quality.
Where does 81601’s water come from?
The primary water source for this area is surface water. GLENWOOD SPRINGS CITY OF serves approximately 9,428 people.
How can I get my water tested?
Contact your local water utility for a free water quality report, or hire a certified lab for independent home water testing. The EPA recommends testing annually if you use a private well.
Does 81601 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 81601. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 81601?
Radon zone data is not available for ZIP code 81601. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.