Public water system · TX0200139
ActiveRiver Oaks
At a glance
River Oaks (PWSID TX0200139) is an active community water system in Brazoria County, Texas. It reports serving 141 people through 47 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in May 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
141
Service connections
47
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does River Oaks compare with other water systems in Brazoria County?
By EPA's size categories, River Oaks is a very small system (500 people or fewer). Brazoria County has 309 active public water systems. Its population served is well below the county average of 1,277 people per system, and accounts for less than 0.1% of the 394,490 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 River Oaks 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 River Oaks?
EPA lists River Oaks 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. 250 of the 309 active systems in Brazoria County (81%) are also privately owned.
Does River Oaks have drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in May 2025. The violations listed here began between April 2014 and May 2025. By type: 3 monitoring and reporting, 1 public notice, recordkeeping or other, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 6 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 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2018-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2014-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 6 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.
River Oaks: frequently asked questions
Who runs River Oaks?
River Oaks (PWSID TX0200139) is a community water system privately owned. It is regulated by the TX state drinking water program.
How many people does River Oaks serve?
River Oaks reports serving 141 people through 47 service connections in Brazoria County, Texas.
Where does River Oaks 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 River Oaks have any drinking water violations?
EPA's records list 6 violations for this system; 1 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 River Oaks' 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 6 violations for this system; 1 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 River Oaks' water quality report?
As a community water system, River Oaks 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 Brazoria County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Pearland | Brazoria | 125,828 | Community | Surface water |
| City of Lake Jackson | Brazoria | 27,314 | Community | Purchased surface water |
| City of Alvin | Brazoria | 26,244 | Community | Groundwater |
| City of Angleton | Brazoria | 19,429 | Community | Purchased surface water |
| City of Clute | Brazoria | 10,604 | Community | Purchased surface water |
| City of Freeport | Brazoria | 10,594 | 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, “River Oaks, PWSID TX0200139, Texas”, https://aquacensus.com/water-systems/texas/river-oaks-tx0200139 (data as of October 1, 2026).