Water Quality in 80026 — Lafayette, CO
EPA data for LAFAYETTE CITY OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 80026 in Lafayette, Colorado is served by LAFAYETTE CITY OF (EPA ID: CO0107473). This system provides water to approximately 28,700 people from surface water sources.
There are 8 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 1, 2025 | E. coli | Monitoring | Resolved |
| July 1, 2025 | E. coli | Monitoring | Resolved |
| July 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| July 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| May 17, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| April 12, 2025 | Chlorine residual | Health-based | Resolved |
| February 1, 2025 | E. coli | Monitoring | Unresolved |
| February 1, 2025 | E. coli | Monitoring | Resolved |
| February 1, 2025 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| February 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| January 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| January 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Monitoring | Unresolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Monitoring | Resolved |
| January 1, 2025 | Total Trihalomethanes (TTHM) | Monitoring | Unresolved |
| January 1, 2025 | Total Trihalomethanes (TTHM) | 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 | 4 | No |
| Consumer Confidence Report Rule | Reporting | 4 | No |
| Revised Total Coliform Rule | Microbiological | 4 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Surface Water Treatment Rule | Treatment Technique | 1 | No |
| Chlorine residual | Disinfectant | 1 | Yes |
| Lead and Copper 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 |
|---|---|---|---|
| LAFAYETTE CITY OF | CO0107473 | 28,700 | Surface water |
| ARBORDALE ACRES MHP | CO0107118 | 901 | Surface water |
| BOULDER RIDGE MHP | CO0107153 | 897 | Surface water |
| SAN LAZARO MFCTD HOUSING COMMUNITY | CO0107701 | 844 | Surface water |
| CHEYENNE MOUNTAIN ESTATES MHP | CO0121176 | 472 | Surface water |
What You Can Do
- Request your water system’s Consumer Confidence Report (CCR) — Your utility is required to publish this annually
- Consider a home water test — Independent testing can reveal issues in your specific plumbing
- Install a certified water filter — NSF-certified filters can address specific contaminants
- Contact your water provider — Ask about current treatment and any ongoing remediation
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)
- 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
- 80497 (Silverthorne) — 6 violations
Nearby Water Quality Reports
- 80027 (Louisville) — 3 mi
- 80020 (Broomfield) — 5 mi
- 80301 (Boulder) — 7 mi — 17 violations
- 80030 (Westminster) — 12 mi — 67 violations
- 80501 (Longmont) — 12 mi — 4 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for LAFAYETTE CITY OF (CO0107473) on EPA.gov.
Frequently Asked Questions
Is the tap water in 80026 safe to drink?
Lafayette’s water system has recorded 1 health-based violation in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
Where does 80026’s water come from?
The primary water source for this area is surface water. LAFAYETTE CITY OF serves approximately 28,700 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 80026 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 80026. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 80026?
Radon zone data is not available for ZIP code 80026. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.