Lead Pipe Map

Louisiana · population 2,872

Lead pipes in DeQuincy, LA

27 lead or galvanized lines to replace

Most of DeQuincy (population 2,872) gets its water from Lawco - Dequincy Water System. That system reported 0 lead and 27 galvanized-requiring-replacement service lines out of 2,627, with 1,794 more of unknown material.

1.0% of Lawco - Dequincy Water System's service lines are lead or galvanized requiring replacement, about the same as the Louisiana average (1.0%) and lower than the national average (3.1%).

0Lead
27Galvanized, replace
1,794Unknown material
806Non-lead

Latest lead test for Lawco - Dequincy Water System (Jan 2023–Dec 2025): 0.6 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.

Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Lawco - Dequincy Water System.

Water systems serving DeQuincy

Water systemLeadGalv.Unknown% lead
Lawco - Dequincy Water SystemMain system0271,7941.0%
Calcasieu Parish WW District 7Also serves parts of the city0000%

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 DeQuincy

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

Find the official inventory mapLawco - Dequincy 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 DeQuincy, LA have lead pipes?

Yes. Lawco - Dequincy Water System, which serves DeQuincy, reported 0 lead and 27 galvanized-requiring-replacement service lines, plus 1,794 of unknown material.

Who supplies water to DeQuincy?

EPA's service area maps place most of DeQuincy in Lawco - Dequincy Water System's service area (PWSID LA1019008). Calcasieu Parish WW District 7 also serves parts of the city or nearby areas.

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

Search your address on Lawco - Dequincy 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 DeQuincy 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 Lawco - Dequincy Water System whether your street is scheduled and whether it covers the private side.