Public water system · LA1083006
ActiveTown of Rayville Water System
At a glance
Town of Rayville Water System (PWSID LA1083006) is an active community water system in Richland Parish County, Louisiana. It reports serving 4,842 people through 1,614 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,842
Service connections
1,614
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Town of Rayville Water System compare with other water systems in Richland Parish County?
By EPA's size categories, Town of Rayville Water System is a medium system (3,301 to 10,000 people). Richland Parish County has 11 active public water systems, and Town of Rayville Water System is the largest of them by population served. Its population served is about 126% above the county average of 2,146 people per system, and accounts for 21% of the 23,607 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 Town of Rayville Water System is about 28% 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. 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 Town of Rayville Water System?
EPA lists Town of Rayville 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. 5 of the 11 active systems in Richland Parish County (45%) are also owned by a local government.
Does Town of Rayville Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2025. The violations listed here began between April 2022 and October 2025. By type: 9 required treatment not met, 2 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved most often is Groundwater Rule (8 of them). EPA lists 10 as unaddressed and 2 as resolved. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. 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 |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Unaddressed |
| 2022-05-17 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2022-04-27 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
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.
Town of Rayville Water System: frequently asked questions
Who runs Town of Rayville Water System?
Town of Rayville Water System (PWSID LA1083006) is a community water system owned by a local government. It is regulated by the LA state drinking water program.
How many people does Town of Rayville Water System serve?
Town of Rayville Water System reports serving 4,842 people through 1,614 service connections in Richland Parish County, Louisiana.
Where does Town of Rayville 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 Town of Rayville Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2025. 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 Town of Rayville 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. Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Town of Rayville Water System's water quality report?
As a community water system, Town of Rayville 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 Richland Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Archibald Water System | Richland Parish | 4,200 | Community | Groundwater |
| Town of Delhi Water Supply | Richland Parish | 4,071 | Community | Groundwater |
| River Road Water System | Richland Parish | 3,510 | Community | Groundwater |
| East Richland Ww District | Richland Parish | 3,120 | Community | Purchased groundwater |
| Start Water System | Richland Parish | 2,514 | Community | Groundwater |
| Village of Mangham Water System | Richland Parish | 927 | 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, “Town of Rayville Water System, PWSID LA1083006, Louisiana”, https://aquacensus.com/water-systems/louisiana/town-of-rayville-water-system-la1083006 (data as of October 1, 2026).