BUTLER CO. WATER DISTRICT 2 PWS
Ohio — Community Water System — PWSID: OH0900303
System Information
| PWSID | OH0900303 |
| System Name | BUTLER CO. WATER DISTRICT 2 PWS |
| 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 | Jan 30, 1981 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Ohio |
| City | HAMILTON |
| ZIP Code | 45011 |
| Address | BUTLER COUNTY SEWER AND WATER |
| Organization | WILLIAMS, JIM |
| Phone | 513-887-3929 |
Population & Service
| Population Served | 116,572 |
| Service Connections | 43,457 |
Drinking Water Violations (26)
This water system has 26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 14, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Dec 31, 2024 | Public Notice Rule and Revised PN Rule |
| Aug 14, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Dec 31, 2024 | Public Notice Rule and Revised PN Rule |
| Apr 1, 2023 | Jun 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2021 | Dec 31, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2021 | Dec 31, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2021 | Dec 31, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2021 | Dec 31, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Feb 6, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 19, 2020 | Consumer Confidence Rule |
| Feb 6, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 19, 2020 | Consumer Confidence Rule |
| Aug 1, 1997 | Aug 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | Total Coliform Rule |
| Aug 1, 1997 | Aug 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | Total Coliform Rule |
| Aug 1, 1997 | Aug 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | Total Coliform Rule |
| Aug 1, 1997 | Aug 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | Total Coliform Rule |
| Aug 1, 1997 | Aug 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| Sep 1, 1995 | Sep 30, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | Total Coliform Rule |
| — | — | — | 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.