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Flint, MI · 164,379 people served · EPA data 2021–2026

Tap water quality in Flint, Michigan

Flint's water systems logged 1 health-based EPA violation in 2021–2026, most recently in 2024 — a modest record, with lead and copper rule revisions the issue found. For context, Michigan's systems average 1.4 health-based violations each.

C+Fair
Flint water grade: C+
Fair — our A–F grade from this city's EPA compliance record, relative to Michigan and the nation. How we grade →
Health-based violations, 2021–20261
Lead And Copper Rule Revisions1
Flint, City Of81,252 served
Genesee County Water System73,726 served
Beecher Metropolitan District9,400 served
Karegnondi Water Authority1 served
Michigan quality rank#27 / 51 (83.1/100)
Michigan avg hardness140 PPM (hard)
Want to know what's actually in your Flint 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

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Flint tap water FAQ

Is tap water safe to drink in Flint?

Flint's systems logged 1 health-based violation in 2021–2026, most commonly lead and copper rule revisions. A violation is a red flag for a period of time, not a permanent condition — your utility's current Consumer Confidence Report shows today's status, and a certified home test shows what's at your tap.

Who supplies Flint's water?

Flint, City Of (serving about 81,252 people); Genesee County Water System (serving about 73,726 people); Beecher Metropolitan District (serving about 9,400 people); Karegnondi Water Authority (serving about 1 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Flint?

City-level hardness isn't published in a single federal dataset, but Michigan averages 140 PPM — "hard" on the USGS scale. Your utility's water quality report lists Flint'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 Flint?

With 1 health-based violation on record in 2021–2026, a certified filter is reasonable insurance here: reverse osmosis ($150–$1,300 installed, Angi 2026) covers lead, nitrates and PFAS at the tap. Test first ($50–$200) so you buy for what's actually present.

Want to know what's actually in your Flint 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.