Public water system · TX1012196
ActiveHarris County Pct 1 Tom Bass I
At a glance
Harris County Pct 1 Tom Bass I (PWSID TX1012196) is an active transient non-community water system in Harris County, Texas. It reports serving 450 people through 8 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
450
Service connections
8
Primary source
SWP
Purchased surface water
System type
TNCWS
Transient non-community water system
System record
How does Harris County Pct 1 Tom Bass I compare with other water systems in Harris County?
By EPA's size categories, Harris County Pct 1 Tom Bass I is a very small system (500 people or fewer). Harris County has 1,246 active public water systems. Its population served is well below the county average of 4,849 people per system, and accounts for less than 0.1% of the 6,041,784 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Harris County Pct 1 Tom Bass I is about 3.1 times that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Texas has 1,622 active transient non-community water systems, 23% of the state's 7,078 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 1,192 Texas systems (17%) list purchased surface water as their primary source.
Who owns and regulates Harris County Pct 1 Tom Bass I?
EPA lists Harris County Pct 1 Tom Bass I as owned by a local government. 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. 508 of the 1,246 active systems in Harris County (41%) are also owned by a local government.
Does Harris County Pct 1 Tom Bass I have drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2024. The violations listed here began between December 2002 and January 2024. By type: 5 monitoring and reporting, 4 public notice, recordkeeping or other, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Public Notice (4 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2024-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2009-09-28 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2009-07-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2009-05-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2005-06-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2005-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-04-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2002-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 11 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.
Harris County Pct 1 Tom Bass I: frequently asked questions
Who runs Harris County Pct 1 Tom Bass I?
Harris County Pct 1 Tom Bass I (PWSID TX1012196) is a transient non-community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Harris County Pct 1 Tom Bass I serve?
Harris County Pct 1 Tom Bass I reports serving 450 people through 8 service connections in Harris County, Texas.
Where does Harris County Pct 1 Tom Bass I get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Harris County Pct 1 Tom Bass I have any drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2024. 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 Harris County Pct 1 Tom Bass I'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 11 violations for this system; 1 is health-based, and the most recent began in January 2024. For current results, consult EPA ECHO, or the TX state drinking water program.
Where can I find Harris County Pct 1 Tom Bass I's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Harris County Pct 1 Tom Bass I is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Harris County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Houston | Harris | 2,970,543 | Community | Surface water |
| City of Pasadena | Harris | 152,000 | Community | Purchased surface water |
| Clear Lake City Water Authority | Harris | 89,702 | Community | Purchased surface water |
| City of Baytown | Harris | 86,004 | Community | Purchased surface water |
| City of Houston Ud 5 - Kingwood | Harris | 80,073 | Community | Groundwater |
| Harris County MUD 165 | Harris | 40,503 | 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, “Harris County Pct 1 Tom Bass I, PWSID TX1012196, Texas”, https://aquacensus.com/water-systems/texas/harris-county-pct-1-tom-bass-i-tx1012196 (data as of October 1, 2026).