Public water system · TX0150191
ActiveOur Lady of the Lake University
At a glance
Our Lady of the Lake University (PWSID TX0150191) is an active non-transient non-community water system in Bexar County, Texas. It reports serving 550 people through 11 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 April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
550
Service connections
11
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Our Lady of the Lake University compare with other water systems in Bexar County?
By EPA's size categories, Our Lady of the Lake University is a small system (501 to 3,300 people). Bexar County has 77 active public water systems. Its population served is well below the county average of 37,744 people per system, and accounts for less than 0.1% of the 2,906,298 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Our Lady of the Lake University is about 28% above that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Texas has 862 active non-transient non-community water systems, 12% 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 Our Lady of the Lake University?
EPA lists Our Lady of the Lake University 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. 50 of the 77 active systems in Bexar County (65%) are also privately owned.
Does Our Lady of the Lake University have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2026. The violations listed here began between February 2016 and April 2026. By type: 5 public notice, recordkeeping or other, 4 monitoring and reporting, 2 required treatment not met and 1 reporting. The contaminant or rule involved most often is Public Notice (5 of them). EPA lists 10 as resolved and 2 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-04-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | 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 |
| 2021-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2021-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2018-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2018-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2017-01-14 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-12-01 | Required treatment not metPublic Education · code 65 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2016-02-08 | 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.
Our Lady of the Lake University: frequently asked questions
Who runs Our Lady of the Lake University?
Our Lady of the Lake University (PWSID TX0150191) is a non-transient non-community water system privately owned. It is regulated by the TX state drinking water program.
How many people does Our Lady of the Lake University serve?
Our Lady of the Lake University reports serving 550 people through 11 service connections in Bexar County, Texas.
Where does Our Lady of the Lake University 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 Our Lady of the Lake University 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 April 2026. 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 Our Lady of the Lake University'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 April 2026. For current results, consult EPA ECHO, or the TX state drinking water program.
Where can I find Our Lady of the Lake University's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Our Lady of the Lake University is a non-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 Bexar County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| San Antonio Water System | Bexar | 2,643,729 | Community | Purchased surface water |
| Jbsa Sam Houston | Bexar | 37,563 | Community | Groundwater |
| City of Converse | Bexar | 29,709 | Community | Purchased surface water |
| East Central Sud | Bexar | 26,137 | Community | Purchased surface water |
| Jbsa Lackland | Bexar | 20,907 | Community | Groundwater |
| City of Universal City | Bexar | 20,119 | 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, “Our Lady of the Lake University, PWSID TX0150191, Texas”, https://aquacensus.com/water-systems/texas/our-lady-of-the-lake-university-tx0150191 (data as of October 1, 2026).