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

COUNTY WATER-SYSTEM LEDGER

Calcasieu 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.

Systems14active CWS · pop. 2,500+
Population served189,411reported total; may overlap
Current violation flag14.3%2 systems
Serious-violator flag7.1%1 systems

01 / SYSTEMS

Water systems serving Calcasieu 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
City Of Lake Charles Water SystemLA101902979,500Ground waterNo current violation flagged
Sulphur City Of Water SystemLA101904424,489Ground waterNo current violation flagged
Calcasieu Parish Ww District No 1LA101905120,837Ground waterNo current violation flagged
Calcasieu Parish Ww Dist 9 CarlyssLA101911614,502Ground waterNo current violation flagged
Houston River Waterworks District 11LA10191196,915Ground waterNo current violation flagged
Calcasieu Parish Ww District 8LA10191186,834Ground waterNo current violation flagged
Lawco - Dequincy Water SystemLA10190085,370Ground waterNo current violation flagged
Calcasieu Parish Ww District No 4LA10190535,340Ground waterCurrent serious-violator flag
Calcasieu Parish Ww District No 5LA10190845,088Ground waterNo current violation flagged
Westlake City Of Water SystemLA10190544,858Ground waterCurrent health-based flag
Calcasieu Parish Ww District 7LA10191144,791Ground waterNo current violation flagged
Town Of Vinton Water SystemLA10190484,101Ground waterNo current violation flagged
Town Of Iowa Water SystemLA10190263,636Ground waterNo current violation flagged
Calcasieu Ww #14 Ward 5LA10190423,150Ground waterNo current violation flagged

02 / SOURCE MIX

Ground water14 systems · 189,411 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.