Water in Plain City
The 2020 census counted 4,065 people in Plain City, in Union County and Madison County. It is about 17 miles from downtown Columbus.
Drinking water in Plain City comes from Mid-Ohio Regional Water & Sewer District (Plain City system). Two groundwater wells >400 ft deep (Newburg Zone); air oxidation, filtration, ion-exchange softening (2025 CCR)
Mid-Ohio Regional Water & Sewer District (Plain City system) does not publish a hardness figure in the report we reviewed. We test hardness on site in Plain City rather than borrow a number from a neighboring utility.
ZIP codes on file for Plain City are 43064.
What we test in Plain City
The free visit in Plain City checks hardness, chlorine, total dissolved solids, iron, and odor. It is a field test for choosing equipment. It is not a certified lab sample for bacteria, nitrate, lead, or PFAS.
Nearby places
West Jefferson is 11 miles from Plain City, in Madison County. We have not confirmed West Jefferson's public supplier, so that page does not state one.
Galloway is 14 miles from Plain City, in Franklin County. We have not confirmed Galloway's public supplier, so that page does not state one.
Grandview Heights is 15 miles from Plain City, in Franklin County. Water there is City of Columbus water (Columbus Water & Power) - listed contract community. Published hardness: 5.7-7.3 gpg (98-125 mg/L) 2025 annual avg by plant; system avg 115 mg/L.
Sunbury is 22 miles from Plain City, in Delaware County. Water there is Del-Co Water Company, Inc. (per City of Sunbury Utilities page; city bills sewer only). Published hardness: ~7-8 gpg (120-140 mg/L) Del-Co system figure.
More in Plain City
Nearby
Questions people ask
Who supplies drinking water in Plain City?
Mid-Ohio Regional Water & Sewer District (Plain City system). Mid-Ohio Regional Water & Sewer District (Plain City system) does not publish a hardness figure in the report we reviewed. We test hardness on site in Plain City rather than borrow a number from a neighboring utility.
Is the water in Plain City hard?
Plain City does not have a hardness figure we are willing to cite. The supplier's report does not list one. A grains-per-gallon test at the house is the number that matters.
How is Plain City different from West Jefferson?
West Jefferson is 11 miles from Plain City, in Madison County. We have not confirmed West Jefferson's public supplier, so that page does not state one.
Which ZIP codes does the Plain City page cover?
43064. Those come from a named place source, not a guessed centroid. Houses just outside the city limits may be on a different supplier.