Michigan · population 79,735
Lead pipes in Flint, MI
842 lead or galvanized lines to replace
Most of Flint (population 79,735) gets its water from City of Flint. That system reported 722 lead and 120 galvanized-requiring-replacement service lines out of 36,039, with 3,283 more of unknown material.
2.3% of City of Flint's service lines are lead or galvanized requiring replacement, lower than the Michigan average (9.8%) and about the same as the national average (3.1%).
- Lead 2.0%
- Galvanized (replace) 0.3%
- Unknown 9.1%
- Non-lead 89%
Latest lead test for City of Flint (Jan 2026–Jun 2026): 3 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 3 Lead and Copper Rule violations since 2015 for City of Flint.
Water systems serving Flint
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of FlintMain system | 722 | 120 | 3,283 | 2.3% |
| Genesee County Water SystemServes nearby areas | 0 | 0 | 0 | 0% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Flint
The counts above cover the whole water system. To see whether your line is lead, look up your address on City of Flint's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Burtonno lead reported
- Mount Morris122 lead + galv. lines
- Grand Blancno lead reported
- Swartz Creekno lead reported
- Flushing5 lead + galv. lines
- Davisonno lead reported
- Goodrichno lead reported
- Lindenno lead reported
Check another water system
Questions
Does Flint, MI have lead pipes?
Yes. City of Flint, which serves Flint, reported 722 lead and 120 galvanized-requiring-replacement service lines, plus 3,283 of unknown material.
Who supplies water to Flint?
EPA's service area maps place most of Flint in City of Flint's service area (PWSID MI0002310). Genesee County Water System also serves parts of the city or nearby areas.
How do I check whether my Flint home has a lead service line?
Search your address on City of Flint's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Flint be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask City of Flint whether your street is scheduled and whether it covers the private side.