Water Quality in 81230 — Gunnison, CO
EPA data for GUNNISON CITY OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 81230 in Gunnison, Colorado is served by GUNNISON CITY OF (EPA ID: CO0126325). This system provides water to approximately 9,610 people from groundwater sources.
There are 4 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 2, 2025 | Stage 2 DBP Rule | Monitoring | Unresolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | 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 |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 4 | No |
| Lead and Copper Rule | Treatment Technique | 4 | No |
| Surface Water Treatment Rule | Treatment Technique | 2 | No |
| Contaminant 2326 | Other | 1 | No |
| Consumer Confidence Report Rule | Reporting | 1 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
| E. coli | Microbiological | 1 | No |
| Stage 2 DBP 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 |
|---|---|---|---|
| GUNNISON CITY OF | CO0126325 | 9,610 | Groundwater |
| GUNNISON COUNTY WSD | CO0126220 | 800 | Surface water |
| ANTELOPE HILLS ASSOC | CO0126117 | 265 | Surface water |
| NORTH VALLEY SUBDIVISION UTILITY COMPANY | CO0126580 | 79 | 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
- 81224 (Crested Butte) — 22 mi — 8 violations
- 81611 (Aspen) — 45 mi — 18 violations
- 81401 (Montrose) — 51 mi — 1 violation
- 81601 (Glenwood Springs) — 71 mi — 44 violations
- 81657 (Vail) — 83 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for GUNNISON CITY OF (CO0126325) on EPA.gov.
Frequently Asked Questions
Is the tap water in 81230 safe to drink?
Based on EPA records, the water system serving ZIP code 81230 has only monitoring/reporting violations, which are procedural in nature. However, individual home conditions (old pipes, well water) can affect quality.
Where does 81230’s water come from?
The primary water source for this area is groundwater. GUNNISON CITY OF serves approximately 9,610 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 81230 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 81230. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 81230?
Radon zone data is not available for ZIP code 81230. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.