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Millersville, MD · 390,397 people served · EPA data 2021–2026

Tap water quality in Millersville, Maryland

Millersville's water systems logged 6 health-based EPA violations in 2021–2026, most recently in 2024 — most often lead and copper rule revisions. Health-based violations mean a federal limit or treatment standard was exceeded; check the systems below and your utility's annual report for specifics.

C+Fair
Millersville water grade: C+
Fair — our A–F grade from this city's EPA compliance record, relative to Maryland and the nation. How we grade →
Health-based violations, 2021–20266
Lead And Copper Rule Revisions6
Glen Burnie-Broadneck290,606 served
Crofton-Odenton62,986 served
Broad Creek26,033 served
Eastern Correctional Institute3,500 served
Maryland quality rank#17 / 51 (85.4/100)
Maryland avg hardness118 PPM (moderately hard)
Want to know what's actually in your Millersville 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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Millersville tap water FAQ

Is tap water safe to drink in Millersville?

Millersville's systems logged 6 health-based violations 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 Millersville's water?

Glen Burnie-Broadneck (serving about 290,606 people); Crofton-Odenton (serving about 62,986 people); Broad Creek (serving about 26,033 people); Eastern Correctional Institute (serving about 3,500 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Millersville?

City-level hardness isn't published in a single federal dataset, but Maryland averages 118 PPM — "moderately hard" on the USGS scale. Your utility's water quality report lists Millersville'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 Millersville?

With 6 health-based violations 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 Millersville 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.