Public water system · LA1075004
ActiveDalcour Waterworks District
At a glance
Dalcour Waterworks District (PWSID LA1075004) is an active community water system in Plaquemines Parish County, Louisiana. It reports serving 1,248 people through 416 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 11 are health-based, and the most recent began in October 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,248
Service connections
416
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Dalcour Waterworks District compare with other water systems in Plaquemines Parish County?
By EPA's size categories, Dalcour Waterworks District is a small system (501 to 3,300 people). Plaquemines Parish County has 5 active public water systems, and Dalcour Waterworks District is the 3rd-largest of them by population served. Its population served is well below the county average of 6,456 people per system, and accounts for 3.9% of the 32,282 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 Dalcour Waterworks District is well below 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 53 Louisiana systems (4.7%) list surface water as their primary source.
Who owns and regulates Dalcour Waterworks District?
EPA lists Dalcour Waterworks District 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. 5 of the 5 active systems in Plaquemines Parish County (100%) are also owned by a local government.
Does Dalcour Waterworks District have drinking water violations?
Of the 12 most recent violations in EPA's records, 11 are health-based, and the most recent began in October 2019. The violations listed here began between July 2015 and October 2019. By type: 11 required treatment not met and 1 monitoring and reporting. The contaminant or rule involved most often is Carbon, total (11 of them). EPA lists 11 as resolved and 1 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-10-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2019-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Archived |
| 2018-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2018-04-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2018-01-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2017-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-10-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2016-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2016-04-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2016-01-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2015-10-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Resolved |
| 2015-07-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | 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.
Dalcour Waterworks District: frequently asked questions
Who runs Dalcour Waterworks District?
Dalcour Waterworks District (PWSID LA1075004) is a community water system owned by a local government. It is regulated by the LA state drinking water program.
How many people does Dalcour Waterworks District serve?
Dalcour Waterworks District reports serving 1,248 people through 416 service connections in Plaquemines Parish County, Louisiana.
Where does Dalcour Waterworks District get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Dalcour Waterworks District have any drinking water violations?
Of the 12 most recent violations in EPA's records, 11 are health-based, and the most recent began in October 2019. 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 Dalcour Waterworks District's 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, 11 are health-based, and the most recent began in October 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Dalcour Waterworks District's water quality report?
As a community water system, Dalcour Waterworks District 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 Plaquemines Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Belle Chasse Water District | Plaquemines Parish | 19,644 | Community | Surface water |
| Port Sulphur Water District | Plaquemines Parish | 10,308 | Community | Surface water |
| Pointe A La Hache Water System | Plaquemines Parish | 882 | Community | Surface water |
| Woodland Industrial Park Water System | Plaquemines Parish | 200 | Non-transient non-community | Purchased 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, “Dalcour Waterworks District, PWSID LA1075004, Louisiana”, https://aquacensus.com/water-systems/louisiana/dalcour-waterworks-district-la1075004 (data as of October 1, 2026).