ILIFF TOWN OF
Colorado — Community Water System — PWSID: CO0138015
System Information
| PWSID | CO0138015 |
| System Name | ILIFF TOWN OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 20, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Colorado |
| City | ILIFF |
| ZIP Code | 80736 |
| Address | — |
| Organization | ZWIRN, LUJEAN |
| Phone | 970-522-2283 |
Population & Service
| Population Served | 328 |
| Service Connections | 160 |
Drinking Water Violations (16)
This water system has 16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 29, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 24, 2024 | Public Notice Rule and Revised PN Rule |
| May 29, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 24, 2024 | Public Notice Rule and Revised PN Rule |
| Aug 29, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 23, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Feb 24, 2023 | Revised Total Coliform Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Feb 24, 2023 | Revised Total Coliform Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Feb 24, 2023 | Revised Total Coliform Rule |
| Dec 8, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Dec 8, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 8, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Dec 8, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 8, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Dec 8, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 1991 | Mar 31, 1991 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | Benzene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
| Jan 1, 1991 | Mar 31, 1991 | 1,1,1-Trichloroethane | MR | No | Yes | — | 0.2 mg/L | — | Archived | Mar 31, 1991 | Volatile Organic Chemicals |
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.