RIO GRANDE, TX · Starr County

CITY OF RIO GRANDE CITY Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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): TX2140018
System type: Community Water System
Population served: 18,912
Service connections: 7,337
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2023 – November 13, 2023
Resolved
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
July 1, 2023 – July 31, 2023
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
July 1, 2023 – July 31, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – March 17, 2021
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Dalapon
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Picloram
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
2,4-D
January 1, 2020 – December 31, 2022
Archived
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
2,4-D
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2017 – December 31, 2019
Archived
Public Notification Violation for NPDWR Violation
—
Public Notice
December 18, 2014 – April 8, 2015
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
September 29, 2014 – December 4, 2014
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2014 – December 31, 2022
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
November 1, 2009 – November 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 1996 – March 31, 1996
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 1995 – December 31, 1995
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
July 1, 2023 – November 13, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2023 – July 31, 2023	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
July 1, 2023 – July 31, 2023	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
July 1, 2020 – March 17, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dalapon	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Picloram	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	2,4-D	—	Archived
December 1, 2018 – December 31, 2018	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	2,4-D	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	Carbofuran	—	Archived
December 18, 2014 – April 8, 2015	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 29, 2014 – December 4, 2014	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Nitrite	—	Archived
November 1, 2009 – November 30, 2009	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – March 31, 1996	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 1995 – December 31, 1995	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 1, 1980Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

FALCON, GILBERTO

956-487-0672

RIO GRANDE, TX 78582-9460