Public water system · TX0360065
ActiveOlsen Estates Water System
At a glance
Olsen Estates Water System (PWSID TX0360065) is an active community water system in Chambers County, Texas. It reports serving 174 people through 58 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, 2 are health-based, and the most recent began in August 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
174
Service connections
58
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Olsen Estates Water System compare with other water systems in Chambers County?
By EPA's size categories, Olsen Estates Water System is a very small system (500 people or fewer). Chambers County has 55 active public water systems. Its population served is well below the county average of 1,019 people per system, and accounts for 0.3% of the 56,029 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 Olsen Estates Water System 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 Olsen Estates Water System?
EPA lists Olsen Estates Water System 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. 38 of the 55 active systems in Chambers County (69%) are also privately owned.
Does Olsen Estates Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in August 2021. The violations listed here began between February 2015 and August 2021. By type: 5 public notice, recordkeeping or other, 5 monitoring and reporting and 2 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule (6 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 |
|---|---|---|---|---|
| 2021-08-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-08-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-04-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2021-03-31 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2018-10-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2018-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-02-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-02-13 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | 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.
Olsen Estates Water System: frequently asked questions
Who runs Olsen Estates Water System?
Olsen Estates Water System (PWSID TX0360065) is a community water system privately owned. It is regulated by the TX state drinking water program.
How many people does Olsen Estates Water System serve?
Olsen Estates Water System reports serving 174 people through 58 service connections in Chambers County, Texas.
Where does Olsen Estates Water System 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 Olsen Estates Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in August 2021. 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 Olsen Estates Water System'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, 2 are health-based, and the most recent began in August 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Olsen Estates Water System's water quality report?
As a community water system, Olsen Estates Water System 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 Chambers County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Mont Belvieu | Chambers | 12,864 | Community | Groundwater |
| Tbcd Winnie Stowell | Chambers | 8,397 | Community | Surface water |
| Gray Utility Service | Chambers | 8,004 | Community | Groundwater |
| Tbcd West Treatment Plant | Chambers | 7,695 | Community | Surface water |
| Cedar Port Navigation and Improvement Di | Chambers | 2,500 | Non-transient non-community | Purchased surface water |
| Chambers County MUD 1 | Chambers | 2,500 | Community | Purchased surface water |
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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, “Olsen Estates Water System, PWSID TX0360065, Texas”, https://aquacensus.com/water-systems/texas/olsen-estates-water-system-tx0360065 (data as of October 1, 2026).