GREELEY CITY OF
Colorado — Community Water System — PWSID: CO0162321
System Information
| PWSID | CO0162321 |
| System Name | GREELEY 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 | GREELEY |
| ZIP Code | 80631 |
| Address | 1001 11TH AVE 2ND FLR |
| Organization | JACKSON, MICHAELA |
| Phone | 970-350-9836 |
Population & Service
| Population Served | 132,310 |
| Service Connections | 30,250 |
Drinking Water Violations (49)
This water system has 49 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 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | 1.0 mg/L | — | Archived | Jul 31, 2025 | — | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | 1.0 mg/L | — | Archived | Jul 31, 2025 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Oct 16, 2024 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Oct 16, 2024 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Oct 16, 2024 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jun 30, 2023 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jun 30, 2023 | — | |
| Jun 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jun 30, 2023 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | May 31, 2021 | — | |
| Jul 1, 2020 | Dec 31, 2020 | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2020 | Dec 31, 2020 | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2020 | Dec 31, 2020 | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | — | — | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | — | — | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | — | — | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | — | — | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Oct 3, 2006 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Oct 3, 2006 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Dec 1, 2002 | Dec 31, 2002 | MR | No | No | — | 1.0 mg/L | — | Resolved | Dec 31, 2002 | — | |
| Dec 1, 2002 | Dec 31, 2002 | MR | No | No | — | 1.0 mg/L | — | Resolved | Dec 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | No | — | 1.0 mg/L | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | Jul 31, 2002 | — | |
| May 1, 2002 | May 31, 2002 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | May 31, 2002 | — | |
| May 1, 2002 | May 31, 2002 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | May 31, 2002 | — | |
| May 1, 2002 | May 31, 2002 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | May 31, 2002 | — | |
| May 1, 2002 | May 31, 2002 | MR | No | Yes | — | 0.8 mg/L | — | Resolved | May 31, 2002 | — |
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.