Public water system · LA1001007
ActiveCity of Rayne Water System
At a glance
City of Rayne Water System (PWSID LA1001007) is an active community water system in Acadia Parish County, Louisiana. It reports serving 10,908 people through 3,636 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
10,908
Service connections
3,636
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Rayne Water System compare with other water systems in Acadia Parish County?
By EPA's size categories, City of Rayne Water System is a large system (10,001 to 100,000 people). Acadia Parish County has 12 active public water systems, and City of Rayne Water System is the 2nd-largest of them by population served. Its population served is about twice the county average of 5,277 people per system, and accounts for 17% of the 63,321 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 Rayne Water System is about 63% 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. 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 Rayne Water System?
EPA lists City of Rayne 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. 6 of the 12 active systems in Acadia Parish County (50%) are also owned by a local government.
Does City of Rayne Water System have drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2023. The violations listed here began between October 1994 and October 2023. By type: 4 monitoring and reporting, 4 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2023-10-25 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2012-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1997-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1995-03-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1994-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 9 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 Rayne Water System: frequently asked questions
Who runs City of Rayne Water System?
City of Rayne Water System (PWSID LA1001007) 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 Rayne Water System serve?
City of Rayne Water System reports serving 10,908 people through 3,636 service connections in Acadia Parish County, Louisiana.
Where does City of Rayne 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 Rayne Water System have any drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2023. 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 Rayne 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 9 violations for this system; 4 are health-based, and the most recent began in October 2023. 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 Rayne Water System's water quality report?
As a community water system, City of Rayne 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 Acadia Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lawco - Crowley Water System | Acadia Parish | 17,733 | Community | Groundwater |
| Mire Branch Water Corporation | Acadia Parish | 9,480 | Community | Groundwater |
| Egan Water Corporation | Acadia Parish | 5,337 | Community | Groundwater |
| South Rayne Water Corporation | Acadia Parish | 4,254 | Community | Groundwater |
| Town of Church Point Water System | Acadia Parish | 4,176 | Community | Groundwater |
| North of Crowley Water Corporation | Acadia Parish | 4,020 | 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 Rayne Water System, PWSID LA1001007, Louisiana”, https://aquacensus.com/water-systems/louisiana/city-of-rayne-water-system-la1001007 (data as of October 1, 2026).