Public water system · LA1061017
ActiveCity of Ruston Water System
At a glance
City of Ruston Water System (PWSID LA1061017) is an active community water system in Lincoln Parish County, Louisiana. It reports serving 22,468 people through 8,391 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in November 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
22,468
Service connections
8,391
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Ruston Water System compare with other water systems in Lincoln Parish County?
By EPA's size categories, City of Ruston Water System is a large system (10,001 to 100,000 people). Lincoln Parish County has 22 active public water systems, and City of Ruston Water System is the largest of them by population served. Its population served is about 8.1 times the county average of 2,760 people per system, and accounts for 37% of the 60,724 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 Ruston Water System is about 3.4 times 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 966 Louisiana systems (86%) list groundwater as their primary source.
Who owns and regulates City of Ruston Water System?
EPA lists City of Ruston 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. 11 of the 22 active systems in Lincoln Parish County (50%) are also owned by a local government.
Does City of Ruston Water System have drinking water violations?
EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in November 2010. The violations listed here began between May 1992 and November 2010. By type: 4 contaminant level above the legal limit, 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 4 as resolved and 3 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 |
|---|---|---|---|---|
| 2010-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1996-07-15 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1992-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1992-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 7 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 Ruston Water System: frequently asked questions
Who runs City of Ruston Water System?
City of Ruston Water System (PWSID LA1061017) 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 Ruston Water System serve?
City of Ruston Water System reports serving 22,468 people through 8,391 service connections in Lincoln Parish County, Louisiana.
Where does City of Ruston Water System get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does City of Ruston Water System have any drinking water violations?
EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in November 2010. 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 Ruston 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 7 violations for this system; 4 are health-based, and the most recent began in November 2010. 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 Ruston Water System's water quality report?
As a community water system, City of Ruston 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 Lincoln Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Grambling State University Ws | Lincoln Parish | 6,000 | Community | Groundwater |
| Town of Grambling Water System | Lincoln Parish | 4,949 | Community | Groundwater |
| Wesley Chapel Water System | Lincoln Parish | 4,080 | Community | Groundwater |
| Greater Ward 1 Waterworks District | Lincoln Parish | 3,333 | Community | Groundwater |
| Culbertson Water System | Lincoln Parish | 3,300 | Community | Groundwater |
| Lincoln Parish Waterworks District #3 | Lincoln Parish | 2,730 | 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 Ruston Water System, PWSID LA1061017, Louisiana”, https://aquacensus.com/water-systems/louisiana/city-of-ruston-water-system-la1061017 (data as of October 1, 2026).