Lead Pipe Map

Louisiana · population 17,185

Lead pipes in Gretna, LA

7,595 lines still unidentified

Most of Gretna (population 17,185) gets its water from Gretna Waterworks. It reported no confirmed lead service lines, but 7,595 of 7,620 lines are still listed as unknown material, so lead hasn't been ruled out.

0% of Gretna Waterworks'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
7,595Unknown material
25Non-lead

Latest lead test for Gretna Waterworks (Jan 2021–Dec 2023): not detected 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 Gretna Waterworks.

Water systems serving Gretna

Water systemLeadGalv.Unknown% lead
Gretna WaterworksMain system007,5950%
W Jefferson WW District 2Also serves parts of the city0058,7660%

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 Gretna

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

Find the official inventory mapGretna Waterworks 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 Gretna, LA have lead pipes?

None are confirmed, but Gretna Waterworks still lists 7,595 service lines as unknown material.

Who supplies water to Gretna?

EPA's service area maps place most of Gretna in Gretna Waterworks's service area (PWSID LA1051003). W Jefferson WW District 2 also serves parts of the city or nearby areas.

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

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