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CITY OF RIO GRANDE CITY

Texas — Community Water System — PWSID: TX2140018

System Information

PWSIDTX2140018
System NameCITY OF RIO GRANDE CITY
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerYes
First ReportedMar 14, 1980
Last ReportedJan 6, 2026

Location & Contact

StateTexas
CityRIO GRANDE
ZIP Code78582-9460
Address5332 E US HIGHWAY 83
OrganizationFALCON, GILBERTO
Phone956-487-0672

Population & Service

Population Served18,912
Service Connections7,337

Drinking Water Violations (69)

This water system has 69 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 13, 2023 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 13, 2023 Consumer Confidence Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 Jul 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 1, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 1, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 1, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 1, 2021 Lead and Copper Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Mar 17, 2021 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Mar 17, 2021 Consumer Confidence Rule
Jan 1, 2020 Dec 31, 2022 Dalapon MR No Yes — 0.2 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Dinoseb MR No Yes — 0.007 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 OXAMYL MR No Yes — 0.2 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Carbofuran MR No Yes — 0.04 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Aldicarb MR No Yes — — — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Picloram MR No Yes — 0.5 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 2,4-D MR No Yes — 0.07 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Aldicarb sulfoxide MR No Yes — — — Archived Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Aldicarb sulfone MR No Yes — — — Archived Dec 31, 2022 Synthetic Organic Chemicals
Dec 1, 2018 Dec 31, 2018 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2018 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2018 Dec 31, 2018 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2018 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2018 Dec 31, 2018 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2018 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2018 Dec 31, 2018 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2018 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2017 Dec 31, 2019 Aldicarb MR No Yes — — — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Aldicarb sulfoxide MR No Yes — — — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Dalapon MR No Yes — 0.2 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Aldicarb sulfone MR No Yes — — — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Dinoseb MR No Yes — 0.007 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 2,4,5-TP MR No Yes — 0.05 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 OXAMYL MR No Yes — 0.2 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 2,4-D MR No Yes — 0.07 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Picloram MR No Yes — 0.5 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Carbofuran MR No Yes — 0.04 mg/L — Archived Dec 31, 2019 Synthetic Organic Chemicals
Mar 1, 2015 Mar 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2015 Total Coliform Rule
Dec 18, 2014 — Public Notice Other No No — — — Resolved Apr 8, 2015 Public Notice Rule and Revised PN Rule
Dec 18, 2014 — Public Notice Other No No — — — Resolved Apr 8, 2015 Public Notice Rule and Revised PN Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2014 Total Coliform Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2014 Total Coliform Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2014 Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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