Public water system · AR0000886
ActiveE Cass Water Supply Corp
At a glance
E Cass Water Supply Corp (PWSID AR0000886) is an active community water system in Miller County, Texas. It reports serving 150 people through 57 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in April 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
57
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does E Cass Water Supply Corp compare with other water systems in Miller County?
By EPA's size categories, E Cass Water Supply Corp is a very small system (500 people or fewer). Miller County has 2 active public water systems, and E Cass Water Supply Corp is the largest of them by population served. Its population served is about 71% above the county average of 88 people per system, and accounts for 86% of the 175 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so E Cass Water Supply Corp 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. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 5,215 Texas systems (74%) list groundwater as their primary source.
Who owns and regulates E Cass Water Supply Corp?
EPA lists E Cass Water Supply Corp as privately owned. 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. 2 of the 2 active systems in Miller County (100%) are also privately owned.
Does E Cass Water Supply Corp have drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in April 2018. The violations listed here began between March 2009 and April 2018. By type: 2 monitoring and reporting and 1 contaminant level above the legal limit. The contaminants or rules involved are Lead and Copper Rule, Total trihalomethanes (TTHM) and Total coliform bacteria (TCR). EPA lists 3 as resolved. 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 |
|---|---|---|---|---|
| 2018-04-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2012-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2009-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
E Cass Water Supply Corp: frequently asked questions
Who runs E Cass Water Supply Corp?
E Cass Water Supply Corp (PWSID AR0000886) is a community water system privately owned. It is regulated by the AR state drinking water program.
How many people does E Cass Water Supply Corp serve?
E Cass Water Supply Corp reports serving 150 people through 57 service connections in Miller County, Texas.
Where does E Cass Water Supply Corp 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 E Cass Water Supply Corp have any drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in April 2018. 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 E Cass Water Supply Corp'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. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in April 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.
Where can I find E Cass Water Supply Corp's water quality report?
As a community water system, E Cass Water Supply Corp 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 Miller County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Camp Karlton Kemp | Miller | 25 | 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, “E Cass Water Supply Corp, PWSID AR0000886, Texas”, https://aquacensus.com/water-systems/texas/e-cass-water-supply-corp-ar0000886 (data as of October 1, 2026).