Public water system · AL0000833
ActiveLimestone County Water & Sewer Auth.
At a glance
Limestone County Water & Sewer Auth. (PWSID AL0000833) is an active community water system in Limestone County, Alabama. It reports serving 90,900 people through 27,500 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, 4 are health-based, and the most recent began in January 2025.
This page covers its drinking water system only; sewer and wastewater service are not part of EPA's drinking water records.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
90,900
Service connections
27,500
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Limestone County Water & Sewer Auth. compare with other water systems in Limestone County?
By EPA's size categories, Limestone County Water & Sewer Auth. is a large system (10,001 to 100,000 people). Limestone County has 4 active public water systems, and Limestone County Water & Sewer Auth. is the largest of them by population served. Its population served is about 162% above the county average of 34,640 people per system, and accounts for 66% of the 138,558 people reported by systems filed under the county. Across Alabama, the 576 active systems average 11,028 people each. Nationally, the average active community water system reports serving 6,703 people, so Limestone County Water & Sewer Auth. is about 14 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. Alabama has 505 active community water systems, 88% of the state's 576 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 78 Alabama systems (14%) list surface water as their primary source.
Who owns and regulates Limestone County Water & Sewer Auth.?
EPA lists Limestone County Water & Sewer Auth. as owned by a local government. The AL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 3 of the 4 active systems in Limestone County (75%) are also owned by a local government.
Does Limestone County Water & Sewer Auth. have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2025. The violations listed here began between October 1996 and January 2025. By type: 5 monitoring and reporting, 4 contaminant level above the legal limit, 2 reporting and 1 monitoring. The contaminant or rule involved most often is Haloacetic acids (HAA5) (4 of them). EPA lists 10 as resolved and 2 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 |
|---|---|---|---|---|
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2023-01-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-03-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) adipatecode 2035 | No | Resolved |
| 2020-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2011-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Archived |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) adipatecode 2035 | No | Archived |
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.
Limestone County Water & Sewer Auth.: frequently asked questions
Who runs Limestone County Water & Sewer Auth.?
Limestone County Water & Sewer Auth. (PWSID AL0000833) is a community water system owned by a local government. It is regulated by the AL state drinking water program.
How many people does Limestone County Water & Sewer Auth. serve?
Limestone County Water & Sewer Auth. reports serving 90,900 people through 27,500 service connections in Limestone County, Alabama.
Where does Limestone County Water & Sewer Auth. 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 Limestone County Water & Sewer Auth. have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 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 Limestone County Water & Sewer Auth.'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, 4 are health-based, and the most recent began in January 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the AL state drinking water program.
Where can I find Limestone County Water & Sewer Auth.'s water quality report?
As a community water system, Limestone County Water & Sewer Auth. 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 Limestone County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Athens,the Water Works Bd of the City of | Limestone | 43,431 | Community | Surface water |
| Ardmore Water System | Limestone | 3,903 | Community | Purchased surface water |
| Swan Creek Community | Limestone | 324 | Community | Purchased surface water |
Related pages
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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, “Limestone County Water & Sewer Auth., PWSID AL0000833, Alabama”, https://aquacensus.com/water-systems/alabama/limestone-county-water-sewer-auth-al0000833 (data as of October 1, 2026).