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Jeffersonville, IN · 135,850 people served · EPA data 2021–2026

Tap water quality in Jeffersonville, Indiana

Jeffersonville's water systems logged zero health-based EPA violations in 2021–2026 — water that met every federal health standard on record. Day-to-day quality still varies with pipes and plumbing, but the municipal record here is clean.

AExcellent
Jeffersonville water grade: A
Excellent — our A–F grade from this city's EPA compliance record, relative to Indiana and the nation. How we grade →
Health-based violations, 2021–20260
Federal health standardsall met
Indiana American Water - S. Indiana104,445 served
Watson Rural Water Company15,750 served
Sellersburg Water Department15,655 served
Indiana quality rank#8 / 51 (95.2/100)
Indiana avg hardness298 PPM (very hard)
Want to know what's actually in your Jeffersonville water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

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Jeffersonville tap water FAQ

Is tap water safe to drink in Jeffersonville?

Jeffersonville's community water systems reported no health-based EPA violations in 2021–2026, meaning the water met federal health standards throughout. Home plumbing (especially pre-1986 lead solder or service lines) can still affect what reaches your glass — a home test settles it.

Who supplies Jeffersonville's water?

Indiana American Water - S. Indiana (serving about 104,445 people); Watson Rural Water Company (serving about 15,750 people); Sellersburg Water Department (serving about 15,655 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Jeffersonville?

City-level hardness isn't published in a single federal dataset, but Indiana averages 298 PPM — "very hard" on the USGS scale. Your utility's water quality report lists Jeffersonville's exact hardness, or a $10 test strip tells you in a minute. If it comes back over 120 PPM, see our water softener guidance in the purification calculator.

Do I need a water filter in Jeffersonville?

The municipal record is clean, so filtering in Jeffersonville is about taste, hardness and your own plumbing rather than compliance. A carbon filter fixes chlorine taste; test first if your home predates 1986 (lead solder era).

Want to know what's actually in your Jeffersonville water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

Test your water at home

We may earn a commission if you request quotes through this link. It costs you nothing and never affects the data we publish.