MERCEDES, TX · Hidalgo County
CITY OF MERCEDES Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Texas’s official records. Always confirm current status with Texas before making decisions based on this information.
System facts
- System ID (PWSID)
- TX1080007
- System type
- Community Water System
- Population served
- 16,258
- Service connections
- 6,061
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2006 – December 31, 2011
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2006 – December 31, 2011 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 15, 2013State Public Notification requested854 linked violations
Contact
MONTOYA, SR, OSCAR, D
956-565-3114
MERCEDES, TX 78570-0837