Public water system · TX2130031
ActiveOak River Ranch
At a glance
Oak River Ranch (PWSID TX2130031) is an active community water system in Somervell County, Texas. It reports serving 99 people through 33 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
99
Service connections
33
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Oak River Ranch compare with other water systems in Somervell County?
By EPA's size categories, Oak River Ranch is a very small system (500 people or fewer). Somervell County has 12 active public water systems. Its population served is well below the county average of 1,049 people per system, and accounts for 0.8% of the 12,585 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 Oak River Ranch 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 Oak River Ranch?
EPA lists Oak River Ranch as privately owned. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 9 of the 12 active systems in Somervell County (75%) are also privately owned.
Does Oak River Ranch have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2025. The violations listed here began between January 2023 and May 2025. By type: 9 monitoring and reporting, 1 public notice, recordkeeping or other, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2025-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | 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.
Oak River Ranch: frequently asked questions
Who runs Oak River Ranch?
Oak River Ranch (PWSID TX2130031) is a community water system privately owned. It is regulated by the TX state drinking water program.
How many people does Oak River Ranch serve?
Oak River Ranch reports serving 99 people through 33 service connections in Somervell County, Texas.
Where does Oak River Ranch 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 Oak River Ranch have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 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 Oak River Ranch'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, one is health-based, and the most recent began in May 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Oak River Ranch's water quality report?
As a community water system, Oak River Ranch 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 Somervell County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Somervell County Water District | Somervell | 3,666 | Community | Surface water |
| City of Glen Rose | Somervell | 2,848 | Community | Purchased surface water |
| Fossil Rim Wildlife Center | Somervell | 1,769 | Non-transient non-community | Groundwater |
| Tpwd Dinosaur Valley State Park | Somervell | 1,700 | Transient non-community | Groundwater |
| Riverbend Retreat Center | Somervell | 827 | Community | Groundwater |
| Camp Arrowhead | Somervell | 525 | 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, “Oak River Ranch, PWSID TX2130031, Texas”, https://aquacensus.com/water-systems/texas/oak-river-ranch-tx2130031 (data as of October 1, 2026).