Public water system · AR0000042
ActiveMockingbird Hill Water Assoc
At a glance
Mockingbird Hill Water Assoc (PWSID AR0000042) is an active community water system in Newton County, Arkansas. It reports serving 875 people through 350 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
875
Service connections
350
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Mockingbird Hill Water Assoc compare with other water systems in Newton County?
By EPA's size categories, Mockingbird Hill Water Assoc is a small system (501 to 3,300 people). Newton County has 18 active public water systems. Its population served is roughly in line with the county average of 924 people per system, and accounts for 5.3% of the 16,623 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 Mockingbird Hill Water Assoc 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 237 Arkansas systems (28%) list purchased surface water as their primary source.
Who owns and regulates Mockingbird Hill Water Assoc?
EPA lists Mockingbird Hill Water Assoc 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. 14 of the 18 active systems in Newton County (78%) are also owned by a local government.
Does Mockingbird Hill Water Assoc have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025. The violations listed here began between January 2019 and August 2025. By type: 5 monitoring, 3 reporting, 2 public notice, recordkeeping or other and 2 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (9 of them). EPA lists 11 as resolved and 1 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 |
|---|---|---|---|---|
| 2025-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-03-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-03-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-08-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2022-01-01 | Public notice, recordkeeping or otherSample Siting Plan Errors (RTCR) · code 5A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-11-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-06-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | 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.
Mockingbird Hill Water Assoc: frequently asked questions
Who runs Mockingbird Hill Water Assoc?
Mockingbird Hill Water Assoc (PWSID AR0000042) is a community water system owned by a local government. It is regulated by the AR state drinking water program.
How many people does Mockingbird Hill Water Assoc serve?
Mockingbird Hill Water Assoc reports serving 875 people through 350 service connections in Newton County, Arkansas.
Where does Mockingbird Hill Water Assoc get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Mockingbird Hill Water Assoc have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 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 Mockingbird Hill Water Assoc'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, none is health-based, and the most recent began in August 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find Mockingbird Hill Water Assoc's water quality report?
As a community water system, Mockingbird Hill Water Assoc 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 Newton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sw Boone County Water Assoc | Newton + 1 more | 4,558 | Community | Purchased surface water |
| Krooked Kreek Water Assn | Newton + 1 more | 2,250 | Community | Groundwater |
| East Newton County Water Assn | Newton | 1,920 | Community | Purchased surface water |
| Compton Waterworks | Newton | 990 | Community | Purchased surface water |
| Nail-Swain Water Association | Newton | 970 | Community | Purchased surface water |
| Deer Water Association | Newton | 938 | Community | Purchased surface water |
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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, “Mockingbird Hill Water Assoc, PWSID AR0000042, Arkansas”, https://aquacensus.com/water-systems/arkansas/mockingbird-hill-water-assoc-ar0000042 (data as of October 1, 2026).