Public water system · LA1009011
ActiveCity of Marksville Water System
At a glance
City of Marksville Water System (PWSID LA1009011) is an active community water system in Avoyelles Parish County, Louisiana. It reports serving 7,593 people through 2,531 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in January 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,593
Service connections
2,531
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does City of Marksville Water System compare with other water systems in Avoyelles Parish County?
By EPA's size categories, City of Marksville Water System is a medium system (3,301 to 10,000 people). Avoyelles Parish County has 17 active public water systems, and City of Marksville Water System is the largest of them by population served. Its population served is about 144% above the county average of 3,107 people per system, and accounts for 14% of the 52,812 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 City of Marksville Water System is about 13% 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 groundwater means the system buys groundwater from another public water system rather than drawing its own. 69 Louisiana systems (6.2%) list purchased groundwater as their primary source.
Who owns and regulates City of Marksville Water System?
EPA lists City of Marksville Water System 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. 13 of the 17 active systems in Avoyelles Parish County (76%) are also owned by a local government.
Does City of Marksville Water System have drinking water violations?
EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in January 2019. The violations listed here began between July 1991 and January 2019. By type: 5 contaminant level above the legal limit, 3 monitoring and reporting, 2 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 8 as archived and 3 as resolved. 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. 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 |
|---|---|---|---|---|
| 2019-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Archived |
| 2017-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-04-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2003-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1994-05-15 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1993-10-15 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-11-15 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-07-15 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 11 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.
City of Marksville Water System: frequently asked questions
Who runs City of Marksville Water System?
City of Marksville Water System (PWSID LA1009011) is a community water system owned by a local government. It is regulated by the LA state drinking water program.
How many people does City of Marksville Water System serve?
City of Marksville Water System reports serving 7,593 people through 2,531 service connections in Avoyelles Parish County, Louisiana.
Where does City of Marksville Water System get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does City of Marksville Water System have any drinking water violations?
EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in January 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 City of Marksville Water System'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. EPA's records list 11 violations for this system; 5 are health-based, and the most recent began in January 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 City of Marksville Water System's water quality report?
As a community water system, City of Marksville Water System 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 Avoyelles Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Fifth Ward Water System | Avoyelles Parish | 5,676 | Community | Groundwater |
| Town of Bunkie Water System | Avoyelles Parish | 5,169 | Community | Groundwater |
| Village of Plaucheville Water System | Avoyelles Parish | 4,233 | Community | Groundwater |
| Avoyelles Parish Waterworks District 1 | Avoyelles Parish | 3,900 | Community | Groundwater |
| Brouillette Water System Inc. | Avoyelles Parish | 3,732 | Community | Groundwater |
| Avoyelles Ward One Water System Inc. | Avoyelles Parish | 3,726 | Community | Groundwater |
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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, “City of Marksville Water System, PWSID LA1009011, Louisiana”, https://aquacensus.com/water-systems/louisiana/city-of-marksville-water-system-la1009011 (data as of October 1, 2026).