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FRONTON

PR — Community Water System — PWSID: PR0003012

System Information

PWSIDPR0003012
System NameFRONTON
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region02
Serves SchoolNo
WholesalerNo
First ReportedMar 1, 1980
Last ReportedDec 23, 2025

Location & Contact

StatePR
CityCIALES
ZIP Code00638
AddressCARR. 146 KM. 15.8 INT.
OrganizationFRONTON
Phone787-620-2277

Population & Service

Population Served2,862
Service Connections1,072

Drinking Water Violations (377)

This water system has 377 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, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 11, 2022 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Aug 7, 2020 Consumer Confidence Rule
May 1, 2019 May 31, 2019 Surface Water Treatment Rule MR No No — — — Archived May 31, 2019 Surface Water Treatment Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 13, 2019 Consumer Confidence Rule
Oct 1, 2018 Oct 31, 2018 Surface Water Treatment Rule MR No Yes — — — Archived Oct 31, 2018 Surface Water Treatment Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 13, 2019 Consumer Confidence Rule
Sep 1, 2018 Sep 30, 2018 Surface Water Treatment Rule MR No Yes — — — Archived Sep 30, 2018 Surface Water Treatment Rule
Aug 1, 2018 Aug 31, 2018 Surface Water Treatment Rule MR No Yes — — — Archived Aug 31, 2018 Surface Water Treatment Rule
Jul 1, 2018 Jul 31, 2018 Surface Water Treatment Rule MR No Yes — — — Archived Jul 31, 2018 Surface Water Treatment Rule
Jun 1, 2018 Jun 30, 2018 Surface Water Treatment Rule MR No Yes — — — Archived Jun 30, 2018 Surface Water Treatment Rule
Feb 1, 2018 Feb 28, 2018 Surface Water Treatment Rule TT Yes No — — — Archived Feb 28, 2018 Surface Water Treatment Rule
Jan 1, 2018 Mar 31, 2018 OXAMYL MR No Yes — 0.2 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Carbofuran MR No Yes — 0.04 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Carbofuran MR No Yes — 0.04 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 LASSO MR No Yes — — — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 LASSO MR No Yes — — — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Endrin MR No Yes — 0.002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Endothall MR No Yes — 0.1 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Glyphosate MR No Yes — 0.7 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Glyphosate MR No Yes — 0.7 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 OXAMYL MR No Yes — 0.2 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Endrin MR No Yes — 0.002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Diquat MR No Yes — 0.02 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Endothall MR No Yes — 0.1 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Dalapon MR No Yes — 0.2 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Diquat MR No Yes — 0.02 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Jan 31, 2018 E. COLI MR No No — — — Resolved Jan 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Jan 1, 2018 Mar 31, 2018 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Jan 31, 2018 E. COLI MR No No — — — Resolved Jan 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Jan 1, 2018 Mar 31, 2018 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Dalapon MR No Yes — 0.2 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals
Jan 1, 2018 Mar 31, 2018 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2018 Synthetic Organic Chemicals

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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