LAFAYETTE CITY OF
Colorado — Community Water System — PWSID: CO0107473
System Information
| PWSID | CO0107473 |
| System Name | LAFAYETTE CITY OF |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 20, 1979 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | LAFAYETTE |
| ZIP Code | 80026 |
| Address | 1290 S PUBLIC ROAD |
| Organization | ARTHUR, JEFF |
| Phone | 303-661-1282 |
Population & Service
| Population Served | 28,700 |
| Service Connections | 9,666 |
Drinking Water Violations (268)
This water system has 268 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2025 | — | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2025 | — | |
| Jul 1, 2025 | — | RPT | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2025 | — | RPT | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2025 | — | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2025 | — | RPT | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 12, 2025 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 14, 2021 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 14, 2021 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 14, 2021 | — | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2020 | — | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2020 | — | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2020 | — | |
| Nov 8, 2019 | — | Other | No | No | — | — | — | Resolved | Dec 20, 2019 | — | |
| Nov 8, 2019 | — | Other | No | No | — | — | — | Resolved | Dec 20, 2019 | — | |
| Nov 8, 2019 | — | Other | No | No | — | — | — | Resolved | Dec 20, 2019 | — | |
| Jan 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | — | |
| Jan 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | — | |
| Jan 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | — | |
| Jan 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2017 | — |
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.