LAHARPE
Illinois - Community Water System - PWSID: IL0670450
System Information
| PWSID | IL0670450 |
| System Name | LAHARPE |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | LA HARPE |
| ZIP Code | 61450 |
| Address | 303 EAST MAIN STREET |
| Organization | GRAVES, TIMMOTHY |
| Phone | 217-659-7750 |
Population & Service
| Population Served | 1,200 |
| Service Connections | 634 |
Drinking Water Violations (168)
This water system has 168 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 1, 2025 | - | Other | No | No | - | - | - | Resolved | Nov 1, 2025 | - | |
| Nov 1, 2025 | - | Other | No | No | - | - | - | Resolved | Nov 1, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Apr 2, 2025 | - | TT | Yes | No | - | TT | - | Resolved | Oct 15, 2025 | - | |
| Apr 2, 2025 | - | TT | Yes | No | - | TT | - | Resolved | Oct 15, 2025 | - | |
| Apr 2, 2025 | - | TT | Yes | No | - | TT | - | Resolved | Oct 15, 2025 | - | |
| Apr 2, 2025 | - | TT | Yes | No | - | TT | - | Resolved | Oct 15, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 5 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Sep 30, 2021 | - | |
| Aug 1, 2020 | Aug 31, 2020 | MON | No | No | - | - | - | Resolved | Aug 31, 2020 | - | |
| Aug 1, 2020 | Aug 31, 2020 | MON | No | No | - | - | - | Resolved | Aug 31, 2020 | - | |
| Aug 1, 2020 | Aug 31, 2020 | MON | No | No | - | - | - | Resolved | Aug 31, 2020 | - | |
| Aug 1, 2020 | Aug 31, 2020 | MON | No | No | - | - | - | Resolved | Aug 31, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2020 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | No | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | No | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | No | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | No | - | - | - | Resolved | May 31, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | TT | Yes | No | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MR | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MR | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MR | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MR | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MR | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2017 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2017 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | .061 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2016 | - |
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.