Lead Pipe Map

Michigan · population 10,249

Lead pipes in Flat Rock, MI

178 lead or galvanized lines to replace

Most of Flat Rock (population 10,249) gets its water from Flat Rock. That system reported 178 lead and 0 galvanized-requiring-replacement service lines out of 2,997, with 12 more of unknown material.

5.9% of Flat Rock's service lines are lead or galvanized requiring replacement, lower than the Michigan average (9.8%) and higher than the national average (3.1%).

178Lead
0Galvanized, replace
12Unknown material
2,807Non-lead

Latest lead test for Flat Rock (2025): 4.6 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.

Compliance record: EPA lists 1 Lead and Copper Rule violation since 2015 for Flat Rock.

Water systems serving Flat Rock

Water systemLeadGalv.Unknown% lead
Flat RockMain system1780125.9%
WoodhavenServes nearby areas0000%

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 Flat Rock

The counts above cover the whole water system. To see whether your line is lead, look up your address on Flat Rock's official inventory. Utilities had to make these public by October 16, 2024.

Find the official inventory mapFlat Rock details

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.

Pitcher filtersCheapest start. Pick one certified to NSF/ANSI 53 for lead, such as Brita Elite, PUR Plus or ZeroWater.See pitchers Faucet-mount filtersFilters straight from the tap. Look for NSF/ANSI 53 lead reduction on the box.See faucet filters Under-sink systemsBest for families. Carbon block (NSF 53) or reverse osmosis (NSF 58) units rated for lead.See under-sink

Choosing a lead-certified filter · Testing your water · Replacement cost

Nearby cities

Check another water system

Questions

Does Flat Rock, MI have lead pipes?

Yes. Flat Rock, which serves Flat Rock, reported 178 lead and 0 galvanized-requiring-replacement service lines, plus 12 of unknown material.

Who supplies water to Flat Rock?

EPA's service area maps place most of Flat Rock in Flat Rock's service area (PWSID MI0002300). Woodhaven also serves parts of the city or nearby areas.

How do I check whether my Flat Rock home has a lead service line?

Search your address on Flat Rock'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 Flat Rock 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 Flat Rock whether your street is scheduled and whether it covers the private side.