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EL ROSARIO

PR — Community Water System — PWSID: PR0003423

System Information

PWSIDPR0003423
System NameEL ROSARIO
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region02
Serves SchoolNo
WholesalerNo
First ReportedMar 1, 1980
Last ReportedDec 23, 2025

Location & Contact

StatePR
CitySAN GERMAN
ZIP Code00683
AddressCARR. 348 KM. 0 HM. 1
OrganizationEL ROSARIO
Phone787-620-2277

Population & Service

Population Served2,358
Service Connections883

Drinking Water Violations (115)

This water system has 115 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 4, 2022 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Aug 7, 2020 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 13, 2019 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 13, 2019 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 13, 2019 Consumer Confidence Rule
Jan 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Feb 11, 2021 Lead and Copper Rule
Jan 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Feb 11, 2021 Lead and Copper Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Sep 25, 2014 Consumer Confidence Rule
Jul 1, 2010 Sep 30, 2010 LASSO MR No Yes — — — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 LASSO MR No Yes — — — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,4-D MR No Yes — 0.07 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,4-D MR No Yes — 0.07 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Carbofuran MR No Yes — 0.04 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Carbofuran MR No Yes — 0.04 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Endothall MR No Yes — 0.1 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Endothall MR No Yes — 0.1 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Oct 1, 2009 Dec 31, 2009 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 2009 Synthetic Organic Chemicals
Jun 1, 2009 Jun 30, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2009 Total Coliform Rule
Jan 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved Feb 11, 2021 Lead and Copper Rule
Jan 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved Feb 11, 2021 Lead and Copper Rule
Jan 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved Feb 11, 2021 Lead and Copper Rule
Jul 1, 2006 Sep 30, 2006 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2006 Nitrate Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts 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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