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Clean Water Act discharge permit · NPDES PR0020745

PRASA OROCOVIS WWTP, Orocovis, PR: NPDES PR0020745 discharge permit, effluent exceedances, inspections, penalties

PRASA OROCOVIS WWTP, held by PRASA OROCOVIS, holds NPDES permit PR0020745, which discharges to Rio Orocovis. EPA’s file records it issued September 29, 2014 and expiring November 30, 2019. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedPRASA OROCOVIS WWTP
Permittee as filedPRASA OROCOVIS
NPDES IDPR0020745
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 29, 2014
Expiration dateNovember 30, 2019
AddressOrocovis, PR 00927
Receiving waterRIO OROCOVIS
Receiving water impaired303(D) Listed
SubwatershedRio Orocovis (HUC 210100020202)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Nitrite + Nitrate total [as N]2171156May 31, 20164,910,752% over the limit
Chlorine, total residual1165153February 28, 20224,445% over the limit
BOD, 5-day, 20 deg. C617248September 30, 20256,270% over the limit
Solids, total suspended617447October 31, 20234,217% over the limit
Arsenic, total [as As]04939November 30, 200915,456% over the limit
Color [PT-CO units]25538October 31, 2007
Coliform, fecal general15230October 31, 20193,990,875% over the limit
BOD, 5-day, percent removal14124September 30, 2025280% over the limit
Solids, suspended percent removal14223March 31, 2009273% over the limit
Coliform, total general13721July 31, 2013159,900% over the limit
Mercury, total [as Hg]23717May 31, 202516,567% over the limit
Phenolics, total recoverable02116October 31, 20045,380% over the limit
pH24913July 31, 2025
Oxygen, dissolved [DO]13013March 31, 200940% over the limit
Surfactants [MBAS]12913November 30, 202199,999% over the limit
Coliform, fecal - % samples exceeding limit12911October 31, 2019400% over the limit
Cyanide, total [as CN]02011February 28, 2006227% over the limit
Nitrogen, ammonia, total [as NH3]13210March 31, 200958,300% over the limit
Solids, total dissolved4279February 28, 2025332% over the limit
Chromium, hexavalent [as Cr]2189December 31, 2024344% over the limit
Flow, in conduit or thru treatment plant3467October 31, 20151,032% over the limit
Phosphorus, total [as P]3237April 30, 202448,951% over the limit
Turbidity1227December 31, 2014
Ammonia, unionized0196September 30, 200756,300% over the limit
Oil & Grease1285September 30, 200647% over the limit
Sulfide-hydrogen sulfide [undissociated]2254December 31, 201438,900% over the limit
Sulfate, total [as SO4]264February 28, 202574% over the limit
Manganese, total [as Mn]0123May 31, 2006156% over the limit
Cyanide, free available1131September 30, 201811% over the limit
Solids, total dissolved- 180 deg. C0111April 30, 200210% over the limit
Temperature, water deg. centigrade1170
Solids, settleable1170
Copper, total [as Cu]3150
Fluoride, total [as F]070
Lead, total [as Pb]070
Zinc, total [as Zn]060
Chromium, total [as Cr]050
Nickel, total [as Ni]050
Silver, total [as Ag]050
Sulfide, total [as S]040
Chromium III020
Enterococci020
Ammonia & ammonium- total020
Nitrogen, total [as N]010
2-Methyl-4,6-dinitrophenol010
Whole effluent toxicity010
2-Chlorophenol010
2,4-Dichlorophenol010
2,4-Dimethylphenol010
2,4-Dinitrophenol010
2,4,6-Trichlorophenol010
Phenol010
Pentachlorophenol010

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

DateWhat EPA recordedAgency
August 3, 2025Wet-weather SSO discharge to waters of the U.S., not permit compliant, no endangermentEP6
February 22, 2017Management Practice Violations - Improper Operation and MaintenanceEP6

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID PR0020745 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.