County · Ohio
Madison County, Ohio: drinking water records
This overview covers 7 ZIP codes and 14 community water systems in Madison County. It also stands in for 1 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Mid-Ohio WSD - Chrisman Avenue WTP OH4900712 | 10,256 | 60 | 0 | 1 | 2.1 ppb |
| West Jefferson Village PWS OH4902012 | 4,488 | 60 | 0 | 1 | 1.7 ppb |
| Mid-Ohio WSD - Old Springfield Road WTP OH4901012 | 5,176 | 60 | 0 | 0 | 1.5 ppb |
| Mid-Ohio WSD - Jackson Street WTP OH4901112 | 4,467 | 60 | 0 | 0 | 5.3 ppb |
| Choctaw Utilities, INC. OH4900212 | 2,200 | 0 | 0 | 1 | 0.9 ppb |
| South Solon Village PWS OH4901312 | 395 | 0 | 0 | 1 | 1 ppb |
| Mount Sterling Village PWS OH4900812 | 2,059 | 0 | 0 | 0 | 0.7 ppb |
| Green Meadows Mobile Home Park OH4901812 | 730 | 0 | 0 | 0 | 2.2 ppb |
| Jefferson Lodge Mobile Home OH4900612 | 400 | 0 | 0 | 0 | 1.2 ppb |
| Rosedale Bible Institute OH4902112 | 175 | 0 | 0 | 0 | 7.6 ppb |
| Spring Valley MHP OH4901412 | 96 | 0 | 0 | 0 | 0 ppb |
| Plumwood Mobile Home Park OH4901212 | 48 | 0 | 0 | 0 | 0.2 ppb |
| Mid-Ohio WSD - High Free Pike WTP OH4900012 | 45 | 0 | 0 | 0 | 4.6 ppb |
| Picket Fences MHP OH4901512 | 27 | 0 | 0 | 0 | 0.8 ppb |
ZIP reports in Madison County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 43029.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.