What does 'people served' mean?

People served refers to the total population that receives water service from the utility. This number represents the estimated number of residents within the utility's service area.

Why are utilities listed by city?

Utilities are listed by their primary city of operation to help users find water services in their local area. Some utilities may serve multiple cities or unincorporated areas within a region.

How can I get more details about a utility?

Click on any utility name or the 'View Profile' button to access the full utility profile page, which includes detailed information, contact details, and compliance data.

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Drinking Water Utilities in Louisiana

Q: How many drinking water utilities are in Louisiana?

Louisiana has 80 drinking water utilities serving more than 10,000 people listed in this directory.

Browse utilities serving more than 10,000 people by location and population served.

Utilities listed

Total people served

3,521,451

Largest utility

Baton Rouge Water Company

579,714 people

Coverage

100%

with population data

Louisiana has 80 drinking water utilities serving more than 10,000 people in this directory. The largest utility by population served is Baton Rouge Water Company, serving 579,714 people. Utilities are listed with their city location and population served.

People Served:

01,000,000

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Utility Name	City	People Served	Action
Baton Rouge Water Company	Baton Rouge	579,714	View Profile
New Orleans Carrollton Waterworks	New Orleans	291,044	View Profile
Jefferson Parish	Jefferson	275,163	View Profile
Shreveport Water System	Shreveport	201,000	View Profile
West Jefferson Waterworks District 2	Jefferson	188,770	View Profile
Lafayette Utilities Water System	Lafayette	156,516	View Profile
Schriever Water Treatment Service Area	Houma	105,852	View Profile
City of Lake Charles Water System	Lake Charles	85,000	View Profile
Lafourche Water District 1	Lockport	81,609	View Profile
Bossier City Water System	Bossier City	76,685	View Profile
Ward II Water District	Denham Springs	73,506	View Profile
City of Alexandria Water System	Alexandria	66,798	View Profile
New Iberia Water System (lAWCO)	Baton Rouge	60,123	View Profile
Tangipahoa Parish Water District	Hammond	59,529	View Profile
Monroe Water System	Monroe	57,000	View Profile
St Charles Water District 1 East Bank	Luling	52,879	View Profile
New Orleans Algiers Water Works	New Orleans	52,785	View Profile
St Bernard Parish Waterworks	Chalmette	44,000	View Profile
Slidell Water Supply	Slidell	35,544	View Profile
St John Water District 3	Laplace	31,965	View Profile
Natchitoches Water System	Natchitoches	29,334	View Profile
City of Denham Springs Water System	Denham Springs	25,725	View Profile
Zachary Water System	Zachary	25,503	View Profile
Water Works District #1 of Vermilion	Maurice	23,490	View Profile
Beauregard Water Works District #3	Longville	23,100	View Profile
Ruston Water System	Ruston	22,468	View Profile
Assumption Parish Waterworks District 1	Napoleonville	21,366	View Profile
City of Hammond Water System	Hammond	21,135	View Profile
Calcasieu Parish WW District No 1	Lake Charles	20,837	View Profile
Sulphur Water System	Sulphur	20,632	View Profile
City of Pineville Water System	Pineville	20,315	View Profile
Rapides Parish Waterworks District 3	Tioga	19,983	View Profile
City of Opelousas Water System	Opelousas	19,764	View Profile
Belle Chasse Water District	Belle Chasse	19,644	View Profile
Bastrop Water System	Bastrop	18,105	View Profile
Gretna Waterworks	Gretna	17,802	View Profile
Crowley Water System (LAWCO)	Baton Rouge	17,754	View Profile
St Tam Parish - Briarwood Terrace	Covington	17,536	View Profile
City of Youngsville Purchase Ws	Youngsville	17,319	View Profile
City of Gonzales Water System	Gonzales	16,806	View Profile
Minden Water System	Minden	16,281	View Profile
Covington Water Supply	Covington	16,185	View Profile
LPWDN North Region	Lafayette	16,092	View Profile
West Monroe Water System	West Monroe	16,005	View Profile
Blanchard Water System	Blanchard	15,882	View Profile
Walker Water System	Walker	15,813	View Profile
Thibodaux Waterworks	Thibodaux	15,810	View Profile
Eunice Water System (LAWCO)	Baton Rouge	15,588	View Profile
East Feliciana Rural Water	Ethel	14,829	View Profile
West Hwy 80 Ark Road WS	West Monroe	14,649	View Profile

Showing 1 to 50 of 80 utilities

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Top Drinking Water Utilities in Louisiana by Population Served

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Frequently Asked Questions

Definitions

People served: Total population supplied with water by the utility system.
Drinking water utility: A public water system that provides potable (safe to drink) water to residential and commercial customers through a distribution network.