Public water system · AR0000258
ActiveMt Pleasant Waterworks
At a glance
Mt Pleasant Waterworks (PWSID AR0000258) is an active community water system in Izard County, Arkansas. It reports serving 1,338 people through 563 service connections. Its primary water source is groundwater under influence of surface water, 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 August 2002.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,338
Service connections
563
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Mt Pleasant Waterworks compare with other water systems in Izard County?
By EPA's size categories, Mt Pleasant Waterworks is a small system (501 to 3,300 people). Izard County has 9 active public water systems, and Mt Pleasant Waterworks is the 5th-largest of them by population served. Its population served is roughly in line with the county average of 1,465 people per system, and accounts for 10% of the 13,182 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 Mt Pleasant Waterworks 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 11 Arkansas systems (1.3%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Mt Pleasant Waterworks?
EPA lists Mt Pleasant Waterworks 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. 7 of the 9 active systems in Izard County (78%) are also owned by a local government.
Does Mt Pleasant Waterworks have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2002. The violations listed here began between August 1995 and August 2002. By type: 5 monitoring and reporting, 4 public notice, recordkeeping or other and 3 required treatment not met. The contaminant or rule involved most often is Surface Water Treatment Rule (12 of them). EPA lists 11 as archived and 1 as resolved. 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. 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 |
|---|---|---|---|---|
| 2002-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 1999-05-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1999-04-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1999-02-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1999-02-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Archived |
| 1999-02-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1997-11-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Archived |
| 1997-11-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1997-08-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1997-08-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Archived |
| 1995-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 1995-08-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Surface Water Treatment Rulecode 0200 | 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.
Mt Pleasant Waterworks: frequently asked questions
Who runs Mt Pleasant Waterworks?
Mt Pleasant Waterworks (PWSID AR0000258) is a community water system owned by a local government. It is regulated by the AR state drinking water program.
How many people does Mt Pleasant Waterworks serve?
Mt Pleasant Waterworks reports serving 1,338 people through 563 service connections in Izard County, Arkansas.
Where does Mt Pleasant Waterworks get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Mt Pleasant Waterworks 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 August 2002. 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 Mt Pleasant Waterworks' 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 August 2002. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find Mt Pleasant Waterworks' water quality report?
As a community water system, Mt Pleasant Waterworks 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 Izard County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Melbourne Waterworks | Izard | 4,126 | Community | Groundwater |
| Horseshoe Bend Waterworks | Izard | 3,217 | Community | Groundwater |
| Calico Rock Waterworks | Izard | 1,726 | Community | Groundwater under influence of surface water |
| Oxford Waterworks | Izard | 1,402 | Community | Groundwater |
| Ar Dept of Correction Izard Co | Izard | 907 | Community | Groundwater |
| Guion Water Department | Izard | 249 | Community | Purchased surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Mt Pleasant Waterworks, PWSID AR0000258, Arkansas”, https://aquacensus.com/water-systems/arkansas/mt-pleasant-waterworks-ar0000258 (data as of October 1, 2026).