Public water system · AR0000377
ActiveJoiner Rural Water
At a glance
Joiner Rural Water (PWSID AR0000377) is an active community water system in Mississippi County, Arkansas. It reports serving 343 people through 137 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, 3 are health-based, and the most recent began in April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
343
Service connections
137
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Joiner Rural Water compare with other water systems in Mississippi County?
By EPA's size categories, Joiner Rural Water is a very small system (500 people or fewer). Mississippi County has 21 active public water systems. Its population served is well below the county average of 1,982 people per system, and accounts for 0.8% of the 41,629 people reported by systems filed under the county. Across Arkansas, the 853 active systems average 3,592 people each. Nationally, the average active community water system reports serving 6,703 people, so Joiner Rural Water is well 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. Arkansas has 660 active community water systems, 77% of the state's 853 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 461 Arkansas systems (54%) list groundwater as their primary source.
Who owns and regulates Joiner Rural Water?
EPA lists Joiner Rural Water as owned by a local government. The AR state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 21 of the 21 active systems in Mississippi County (100%) are also owned by a local government.
Does Joiner Rural Water have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in April 2026. The violations listed here began between September 2021 and April 2026. By type: 4 reporting, 3 required treatment not met, 3 public notice, recordkeeping or other, 1 monitoring and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (4 of them). EPA lists 8 as resolved and 4 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-04-30 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2026-04-30 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Unaddressed |
| 2025-06-01 | Required treatment not metPublic Education · code 65 | Lead and Copper Rulecode 5000 | Yes | Unaddressed |
| 2024-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-08-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2022-10-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-12-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-11-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-10-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-09-01 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
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.
Joiner Rural Water: frequently asked questions
Who runs Joiner Rural Water?
Joiner Rural Water (PWSID AR0000377) is a community water system owned by a local government. It is regulated by the AR state drinking water program.
How many people does Joiner Rural Water serve?
Joiner Rural Water reports serving 343 people through 137 service connections in Mississippi County, Arkansas.
Where does Joiner Rural Water 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 Joiner Rural Water have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in April 2026. 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 Joiner Rural Water'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, 3 are health-based, and the most recent began in April 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find Joiner Rural Water's water quality report?
As a community water system, Joiner Rural Water 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 Mississippi County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Blytheville Waterworks | Mississippi | 12,981 | Community | Groundwater |
| Osceola Waterworks | Mississippi | 6,053 | Community | Groundwater |
| Manila Waterworks | Mississippi | 4,165 | Community | Groundwater |
| Gosnell Water Association | Mississippi | 3,083 | Community | Groundwater |
| Buffalo Island Reg Water Dist | Mississippi + 2 more | 3,055 | Community | Purchased surface water |
| Leachville Waterworks | Mississippi | 2,030 | 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, “Joiner Rural Water, PWSID AR0000377, Arkansas”, https://aquacensus.com/water-systems/arkansas/joiner-rural-water-ar0000377 (data as of October 1, 2026).