Public water system · CO0252459
ActiveCorner Market
At a glance
Corner Market (PWSID CO0252459) is an active transient non-community water system in Rio Blanco County, Texas. It reports serving 254 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; none is health-based, and the most recent began in March 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
254
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Corner Market compare with other water systems in Rio Blanco County?
By EPA's size categories, Corner Market is a very small system (500 people or fewer). Rio Blanco County has 1 active public water system, and Corner Market is the largest of them by population served. Its population served is roughly in line with the county average of 254 people per system, and accounts for 100% of the 254 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 Corner Market is about 77% above 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. 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 Corner Market?
EPA lists Corner Market as privately owned. The CO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 1 active systems in Rio Blanco County (100%) are also privately owned.
Does Corner Market have drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in March 2022. The violations listed here began between April 2010 and March 2022. By type: 6 monitoring and reporting, 1 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Nitrate (4 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2022-03-12 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2021-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2013-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2010-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 8 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.
Corner Market: frequently asked questions
Who runs Corner Market?
Corner Market (PWSID CO0252459) is a transient non-community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Corner Market serve?
Corner Market reports serving 254 people through 1 service connection in Rio Blanco County, Texas.
Where does Corner Market 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 Corner Market have any drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in March 2022. 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 Corner Market'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 8 violations for this system; none is health-based, and the most recent began in March 2022. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Corner Market's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Corner Market 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.
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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, “Corner Market, PWSID CO0252459, Texas”, https://aquacensus.com/water-systems/texas/corner-market-co0252459 (data as of October 1, 2026).