Lead Pipe Map

Louisiana · population 2,817

Lead pipes in Mamou, LA

1,610 lines still unidentified

Most of Mamou (population 2,817) gets its water from Town of Mamou Water System. It reported no confirmed lead service lines, but 1,610 of 1,610 lines are still listed as unknown material, so lead hasn't been ruled out.

0% of Town of Mamou Water System's service lines are lead or galvanized requiring replacement, lower than the Louisiana average (1.0%) and lower than the national average (3.1%).

0Lead
0Galvanized, replace
1,610Unknown material
0Non-lead

Latest lead test for Town of Mamou Water System (Jan 2026–Jun 2026): 7 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.

Compliance record: EPA lists 2 Lead and Copper Rule violations since 2015 for Town of Mamou Water System.

Water systems serving Mamou

Water systemLeadGalv.Unknown% lead
Town of Mamou Water SystemMain system001,6100%
Reddell Vidrine Water DistrictServes nearby areas008530%

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 Mamou

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

Find the official inventory mapTown of Mamou Water System 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 Mamou, LA have lead pipes?

None are confirmed, but Town of Mamou Water System still lists 1,610 service lines as unknown material.

Who supplies water to Mamou?

EPA's service area maps place most of Mamou in Town of Mamou Water System's service area (PWSID LA1039005). Reddell Vidrine Water District also serves parts of the city or nearby areas.

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

Search your address on Town of Mamou Water System'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 Mamou 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 Town of Mamou Water System whether your street is scheduled and whether it covers the private side.