Drinking Water Compliance OS

GUAYANILLA, PR · Guayanilla Municipio County

GUAYANILLA URBANO 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 Puerto Rico’s official records. Always confirm current status with Puerto Rico before making decisions based on this information.

System facts

System ID (PWSID)
PR0004054
System type
Community Water System
Population served
7,986
Service connections
2,991
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2020 – August 4, 2020

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2019 – March 31, 2019

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2018 – August 13, 2019

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Benzene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Styrene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Toluene

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    January 1, 2015 – March 31, 2015

    Resolved
  • Monitoring, Routine (IDSE)

    TTHM

    January 1, 2015 – March 31, 2015

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2014 – August 12, 2014

    Resolved
  • Monitoring, Routine (IDSE)

    TTHM

    July 1, 2014 – September 30, 2014

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    April 1, 2014 – April 30, 2014

    Resolved
  • Monitoring, Regular

    Methoxychlor

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Endrin

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Methoxychlor

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Toxaphene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Dalapon

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Diquat

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Endothall

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Glyphosate

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    OXAMYL

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Simazine

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Picloram

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Dinoseb

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Carbofuran

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Atrazine

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    LASSO

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    2,4-D

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Chlordane

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Endrin

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Toxaphene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Dalapon

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Diquat

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Endothall

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Glyphosate

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    OXAMYL

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Simazine

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Picloram

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Dinoseb

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Carbofuran

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Atrazine

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    LASSO

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    2,4-D

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Chlordane

    July 1, 2012 – September 30, 2012

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    July 1, 2012 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toluene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Styrene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2005 – June 30, 2005

    Archived
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2005 – June 30, 2005

    Archived
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – March 31, 2005

    Archived
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – March 31, 2005

    Archived
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – March 31, 2005

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 2002 – August 31, 2002

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 1999 – August 31, 1999

    Archived
  • Monitoring, Regular

    CYANIDE

    October 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    September 1, 1998 – September 30, 1998

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    January 1, 1998 – January 31, 1998

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    September 1, 1980 – September 30, 1980

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

GUAYANILLA URBANO

787-620-2277

GUAYANILLA, PR 00656