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 | Dec 4, 2025 |
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 (31)
This water system has 31 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, 2024 | Sep 30, 2024 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 | Sep 30, 2024 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 | Sep 30, 2024 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 | Sep 30, 2024 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | Lead and Copper Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | Lead and Copper Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | Lead and Copper Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | Lead and Copper Rule |
| Aug 1, 1995 | Aug 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | Total Coliform Rule |
| Aug 1, 1995 | Aug 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | Total Coliform Rule |
| Aug 1, 1995 | Aug 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1995 | Total Coliform Rule |
| Oct 1, 1993 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 1994 | Lead and Copper Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.