THREE COUNTY PWD
Illinois — Community Water System — PWSID: IL1195450
System Information
| PWSID | IL1195450 |
| System Name | THREE COUNTY PWD |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 10, 1987 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | NEW DOUGLAS |
| ZIP Code | 62074 |
| Address | 406 N 4th St |
| Organization | ZWERK, NANCY |
| Phone | 217-456-8231 |
Population & Service
| Population Served | 3,575 |
| Service Connections | 1,430 |
Drinking Water Violations (46)
This water system has 46 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 | TT | Yes | No | — | — | — | Archived | Dec 31, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | TT | Yes | No | — | — | — | Archived | Nov 30, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | TT | Yes | No | — | — | — | Archived | Nov 30, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Oct 31, 2025 | TT | Yes | No | — | — | — | Archived | Oct 31, 2025 | — | |
| Oct 1, 2025 | Oct 31, 2025 | TT | Yes | No | — | — | — | Archived | Oct 31, 2025 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Oct 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | — | |
| Oct 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | — | |
| Oct 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | — | |
| Oct 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | — | |
| Aug 1, 1995 | Aug 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | — | |
| Aug 1, 1995 | Aug 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | — | |
| Aug 1, 1995 | Aug 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Oct 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1994 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
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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.