EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Jefferson Parish, Louisiana

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems4active CWS · pop. 2,500+
Population served440,987reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Jefferson Parish

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
E Jefferson Ww District 1LA1051001275,163Surface waterNo current violation flagged
W Jefferson Ww District 2LA1051004140,264Surface waterNo current violation flagged
Gretna WaterworksLA105100317,026Surface waterNo current violation flagged
Westwego WaterworksLA10510058,534Surface water purchasedNo current violation flagged

02 / SOURCE MIX

Surface water3 systems · 432,453 served
Surface water purchased1 systems · 8,534 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.