DWIGHT
Illinois — Community Water System — PWSID: IL1050250
System Information
| PWSID | IL1050250 |
| System Name | DWIGHT |
| 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 | Dec 4, 2025 |
Location & Contact
| State | Illinois |
| City | DWIGHT |
| ZIP Code | 60420 |
| Address | 209 S Prairie Ave |
| Organization | LIVINGSTON, CRISSY |
| Phone | 815-584-3077 |
Population & Service
| Population Served | 4,400 |
| Service Connections | 1,460 |
Drinking Water Violations (30)
This water system has 30 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, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Jul 1, 2023 | Sep 30, 2023 | Arsenic | MCL | Yes | No | 12.6 UG/L | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Arsenic Rule |
| Dec 30, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 27, 2021 | Lead and Copper Rule |
| Dec 30, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 27, 2021 | Lead and Copper Rule |
| Jan 1, 2006 | Jun 30, 2006 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | Jun 30, 2006 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2006 | Lead and Copper Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2000 | Total Coliform Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2000 | Total Coliform Rule |
| Jul 1, 2000 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2001 | Lead and Copper Rule |
| Jul 1, 1999 | Sep 30, 1999 | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Sep 30, 1999 | Lead and Copper Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1994 | Total Coliform Rule |
| Dec 7, 1992 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Dec 27, 1993 | Lead and Copper Rule |
| Dec 7, 1992 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Dec 27, 1993 | Lead and Copper Rule |
| Jun 30, 1977 | Jun 29, 1981 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Jun 29, 1981 | Radionuclides and Revised Rad Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.