Public water system · TX1610033
ActiveTidewater Oaks Subdivision
At a glance
Tidewater Oaks Subdivision (PWSID TX1610033) is an active community water system in Matagorda County, Texas. It reports serving 189 people through 63 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
189
Service connections
63
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tidewater Oaks Subdivision compare with other water systems in Matagorda County?
By EPA's size categories, Tidewater Oaks Subdivision is a very small system (500 people or fewer). Matagorda County has 42 active public water systems. Its population served is well below the county average of 941 people per system, and accounts for 0.5% of the 39,524 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 Tidewater Oaks Subdivision 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 Tidewater Oaks Subdivision?
EPA lists Tidewater Oaks Subdivision 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. 26 of the 42 active systems in Matagorda County (62%) are also privately owned.
Does Tidewater Oaks Subdivision have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2025. The violations listed here began between October 2014 and October 2025. By type: 2 public notice, recordkeeping or other, 1 monitoring and 1 monitoring and reporting. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 2 as unaddressed and 2 as resolved. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. 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 |
|---|---|---|---|---|
| 2025-10-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-02-13 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2014-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
All 4 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.
Tidewater Oaks Subdivision: frequently asked questions
Who runs Tidewater Oaks Subdivision?
Tidewater Oaks Subdivision (PWSID TX1610033) is a community water system privately owned. It is regulated by the TX state drinking water program.
How many people does Tidewater Oaks Subdivision serve?
Tidewater Oaks Subdivision reports serving 189 people through 63 service connections in Matagorda County, Texas.
Where does Tidewater Oaks Subdivision 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 Tidewater Oaks Subdivision have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 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 Tidewater Oaks Subdivision'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 4 violations for this system; none is health-based, and the most recent began in October 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 Tidewater Oaks Subdivision's water quality report?
As a community water system, Tidewater Oaks Subdivision 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 Matagorda County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Bay City | Matagorda | 18,061 | Community | Groundwater |
| City of Palacios | Matagorda | 4,700 | Community | Groundwater |
| Caney Creek MUD of Matagorda County | Matagorda | 2,764 | Community | Groundwater |
| Matagorda WSC | Matagorda | 1,746 | Community | Groundwater |
| Matagorda County Wcid 6 | Matagorda | 1,518 | Community | Groundwater |
| Markham MUD | Matagorda | 1,400 | 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, “Tidewater Oaks Subdivision, PWSID TX1610033, Texas”, https://aquacensus.com/water-systems/texas/tidewater-oaks-subdivision-tx1610033 (data as of October 1, 2026).