Velarion Records

Clean Water Act discharge permit · NPDES PR0025453

PRASA VIEQUES WWTP, Vieques, PR: NPDES PR0025453 discharge permit, effluent exceedances, inspections, penalties

PRASA VIEQUES WWTP holds NPDES permit PR0025453. EPA’s file records it issued September 28, 2016 and expiring November 30, 2021. 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 VIEQUES WWTP
Permittee as filedPRASA VIEQUES WWTP
NPDES IDPR0025453
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 28, 2016
Expiration dateNovember 30, 2021
AddressVieques, PR 00765
Other EPA IDs (FRS)RCRA handler PRD000691618

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
Coliform, fecal general06663November 30, 201611,999,899% over the limit
Nitrite + Nitrate total [as N]05343October 31, 201582,789% over the limit
Enterococci: group D, MF trans, M-E, EIA04843January 31, 20134,437,043% over the limit
Coliform, total general04138March 31, 2016252,490% over the limit
Cyanide, free available24232December 31, 20201,549,900% over the limit
Enterococci44220October 31, 202120,660% over the limit
Sulfide-hydrogen sulfide [undissociated]13012August 31, 202399,900% over the limit
Arsenic, total [as As]0119December 31, 200743% over the limit
Coliform, fecal - % samples exceeding limit0119September 30, 2015400% over the limit
BOD, 5-day, 20 deg. C10777November 30, 2025102% over the limit
Mercury, total [as Hg]2177June 30, 201912,508% over the limit
Turbidity2166February 28, 2025
Chlorine, total residual1146May 31, 2017560% over the limit
BOD, 5-day, percent removal1136May 31, 202533% over the limit
Solids, suspended percent removal1136December 31, 2019553% over the limit
Solids, total suspended6715July 31, 202627% over the limit
pH2215December 31, 2012
Surfactants [MBAS]1145May 31, 2023357% over the limit
Silver, total [as Ag]2113October 31, 201026,499,900% over the limit
Zinc, total [as Zn]2113September 30, 201459% over the limit
Copper, total [as Cu]2112September 30, 2014401% over the limit
Oxygen, dissolved [DO]1112December 31, 2012100% over the limit
Lead, total [as Pb]2101September 30, 201410% over the limit
Temperature, water deg. centigrade1101December 31, 20222% over the limit
Flow, in conduit or thru treatment plant4230
Nitrogen, total [as N]2130
Oil & Grease180
Solids, settleable170
Cadmium, total [as Cd]020
Whole Effluent Toxicity [WET] - M. beryllina110
Whole Effluent Toxicity [WET] - Americamysis bahia (formerly Mysidopsis bahia)110
Color [PT-CO units]010
Nickel, total [as Ni]010

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, 2026PR: Failure to submit noncompliance report - CSO, SSO, or Bypass [40 CFR 122.41(l)(6) & (m)(3)(ii)]EP6
July 28, 2026Dry-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangermentEP6
April 9, 2026Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
April 5, 2026Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangermentEP6
March 10, 2026Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
February 4, 2026Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangermentEP6
September 24, 2025Wet-weather SSO discharge to waters of the U.S., not permit compliant, no endangermentEP6
August 29, 2025Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
August 28, 2025Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
August 28, 2025PR: Failure to submit noncompliance report - CSO, SSO, or Bypass [40 CFR 122.41(l)(6) & (m)(3)(ii)]EP6
August 27, 2025Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
August 25, 2025Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
August 22, 2025Dry-weather SSO discharge to waters of the U.S. that may endanger health or the environmentEP6
August 22, 2025Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
March 20, 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 PR0025453 there.

Nearby on the register

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

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