Public water system · TX1630041
ActiveOld Hwy 90 N Ridge W System
At a glance
Old Hwy 90 N Ridge W System (PWSID TX1630041) is an active community water system in Medina County, Texas. It reports serving 246 people through 82 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, none is health-based, and the most recent began in July 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
246
Service connections
82
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Old Hwy 90 N Ridge W System compare with other water systems in Medina County?
By EPA's size categories, Old Hwy 90 N Ridge W System is a very small system (500 people or fewer). Medina County has 32 active public water systems. Its population served is well below the county average of 2,764 people per system, and accounts for 0.3% of the 88,450 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 Old Hwy 90 N Ridge W 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 Old Hwy 90 N Ridge W System?
EPA lists Old Hwy 90 N Ridge W 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. 12 of the 32 active systems in Medina County (38%) are also privately owned.
Does Old Hwy 90 N Ridge W System have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2014. The violations listed here began between January 2012 and July 2014. By type: 12 monitoring and reporting. 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 |
|---|---|---|---|---|
| 2014-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2014-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2013-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2012-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | 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.
Old Hwy 90 N Ridge W System: frequently asked questions
Who runs Old Hwy 90 N Ridge W System?
Old Hwy 90 N Ridge W System (PWSID TX1630041) is a community water system privately owned. It is regulated by the TX state drinking water program.
How many people does Old Hwy 90 N Ridge W System serve?
Old Hwy 90 N Ridge W System reports serving 246 people through 82 service connections in Medina County, Texas.
Where does Old Hwy 90 N Ridge W 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 Old Hwy 90 N Ridge W System have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2014. 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 Old Hwy 90 N Ridge W 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, none is health-based, and the most recent began in July 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Old Hwy 90 N Ridge W System's water quality report?
As a community water system, Old Hwy 90 N Ridge W 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 Medina County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Benton City WSC | Medina | 32,000 | Community | Groundwater |
| Yancey WSC | Medina | 12,186 | Community | Groundwater |
| City of Hondo | Medina | 11,044 | Community | Groundwater |
| East Medina County Sud Unit 1 | Medina | 6,153 | Community | Groundwater |
| City of Devine | Medina | 4,335 | Community | Groundwater |
| City of Castroville | Medina | 3,913 | 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, “Old Hwy 90 N Ridge W System, PWSID TX1630041, Texas”, https://aquacensus.com/water-systems/texas/old-hwy-90-n-ridge-w-system-tx1630041 (data as of October 1, 2026).