Public water system · LA1051005
ActiveWestwego Waterworks
At a glance
Westwego Waterworks (PWSID LA1051005) is an active community water system in Jefferson Parish County, Louisiana. It reports serving 8,534 people through 3,800 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,534
Service connections
3,800
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Westwego Waterworks compare with other water systems in Jefferson Parish County?
By EPA's size categories, Westwego Waterworks is a medium system (3,301 to 10,000 people). Jefferson Parish County has 4 active public water systems, and Westwego Waterworks is the 4th-largest of them by population served. Its population served is well below the county average of 110,247 people per system, and accounts for 1.9% of the 440,987 people reported by systems filed under the county. Across Louisiana, the 1,121 active systems average 4,685 people each. Nationally, the average active community water system reports serving 6,703 people, so Westwego Waterworks is about 27% above that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Louisiana has 815 active community water systems, 73% of the state's 1,121 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 33 Louisiana systems (2.9%) list purchased surface water as their primary source.
Who owns and regulates Westwego Waterworks?
EPA lists Westwego Waterworks as owned by a local government. The LA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 4 of the 4 active systems in Jefferson Parish County (100%) are also owned by a local government.
Does Westwego Waterworks have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2024. The violations listed here began between September 2014 and October 2024. By type: 6 public notice, recordkeeping or other, 3 contaminant level above the legal limit, 1 required treatment not met, 1 reporting and 1 monitoring and reporting. The contaminant or rule involved most often is Consumer Confidence Rule (5 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-01-17 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Westwego Waterworks: frequently asked questions
Who runs Westwego Waterworks?
Westwego Waterworks (PWSID LA1051005) is a community water system owned by a local government. It is regulated by the LA state drinking water program.
How many people does Westwego Waterworks serve?
Westwego Waterworks reports serving 8,534 people through 3,800 service connections in Jefferson Parish County, Louisiana.
Where does Westwego Waterworks get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Westwego Waterworks have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2024. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Westwego Waterworks' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Westwego Waterworks' water quality report?
As a community water system, Westwego Waterworks must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Jefferson Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| E Jefferson Ww District 1 | Jefferson Parish | 275,163 | Community | Surface water |
| W Jefferson Ww District 2 | Jefferson Parish | 140,264 | Community | Surface water |
| Gretna Waterworks | Jefferson Parish | 17,026 | Community | Surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Westwego Waterworks, PWSID LA1051005, Louisiana”, https://aquacensus.com/water-systems/louisiana/westwego-waterworks-la1051005 (data as of October 1, 2026).