Public water system · AR0000070
ActiveHampton Waterworks
At a glance
Hampton Waterworks (PWSID AR0000070) is an active community water system in Calhoun County, Arkansas. It reports serving 1,906 people through 646 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in August 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,906
Service connections
646
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hampton Waterworks compare with other water systems in Calhoun County?
By EPA's size categories, Hampton Waterworks is a small system (501 to 3,300 people). Calhoun County has 7 active public water systems, and Hampton Waterworks is the largest of them by population served. Its population served is about twice the county average of 965 people per system, and accounts for 28% of the 6,758 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 Hampton 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 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 Hampton Waterworks?
EPA lists Hampton 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. 5 of the 7 active systems in Calhoun County (71%) are also owned by a local government.
Does Hampton Waterworks have drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in August 2022. The violations listed here began between August 1998 and August 2022. By type: 3 monitoring and reporting, 2 contaminant level above the legal limit, 1 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 4 as archived and 3 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 |
|---|---|---|---|---|
| 2022-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1999-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1998-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1998-08-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 7 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.
Hampton Waterworks: frequently asked questions
Who runs Hampton Waterworks?
Hampton Waterworks (PWSID AR0000070) is a community water system owned by a local government. It is regulated by the AR state drinking water program.
How many people does Hampton Waterworks serve?
Hampton Waterworks reports serving 1,906 people through 646 service connections in Calhoun County, Arkansas.
Where does Hampton Waterworks 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 Hampton Waterworks have any drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in August 2022. 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 Hampton 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. EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in August 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find Hampton Waterworks' water quality report?
As a community water system, Hampton 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 Calhoun County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Calhoun County Water Assn | Calhoun | 1,591 | Community | Groundwater |
| Shumaker Public Service Co | Calhoun | 1,399 | Community | Groundwater |
| Thornton Waterworks | Calhoun | 900 | Community | Groundwater |
| Locust Bayou Water Association | Calhoun | 531 | Community | Purchased groundwater |
| Harrell Waterworks | Calhoun | 296 | Community | Groundwater |
| Georgia Pacific Wood Products LLC | Calhoun | 135 | Non-transient non-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, “Hampton Waterworks, PWSID AR0000070, Arkansas”, https://aquacensus.com/water-systems/arkansas/hampton-waterworks-ar0000070 (data as of October 1, 2026).