Clean Water Act discharge permit · NPDES PR0022462
PRASA CUBUY WTP, Canovanas, PR: NPDES PR0022462 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 24Pollutants with an effluent exceedance
PRASA CUBUY WTP, held by PRASA Cubuy WTP, holds NPDES permit PR0022462, which discharges to Cubuy River. EPA’s file records it issued November 17, 2017 and expiring January 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PRASA CUBUY WTP |
|---|---|
| Permittee as filed | PRASA Cubuy WTP |
| NPDES ID | PR0022462 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 17, 2017 |
| Expiration date | January 31, 2023 |
| Address | Canovanas, PR 00629 |
| Receiving water | CUBUY RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Rio Canovanas (HUC 210100050413) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 41Pollutants on file
- 15Under a numeric limit
- 41With a violation of any kind
- 24With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Chlorine, total residual | 1 | 226 | 207 | July 31, 2026 | 7,173% over the limit |
| Turbidity | 2 | 156 | 144 | May 31, 2026 | |
| Phosphorus, total [as P] | 2 | 113 | 98 | May 31, 2026 | 6,819,900% over the limit |
| Copper, total [as Cu] | 2 | 105 | 89 | May 31, 2012 | 32,400% over the limit |
| Iron, total [as Fe] | 0 | 89 | 83 | November 30, 1998 | 99,900% over the limit |
| Phenolics, total recoverable | 0 | 77 | 74 | November 30, 2009 | 2,147,483,650% over the limit |
| Color [PT-CO units] | 1 | 65 | 49 | April 30, 2019 | |
| Arsenic, total [as As] | 0 | 43 | 41 | November 30, 2009 | 12,122% over the limit |
| Zinc, total [as Zn] | 0 | 50 | 40 | November 30, 2009 | 660% over the limit |
| Lead, total [as Pb] | 1 | 54 | 35 | November 30, 2025 | 2,687% over the limit |
| Oxygen, dissolved [DO] | 1 | 48 | 32 | November 30, 2021 | 100% over the limit |
| Cadmium, total [as Cd] | 2 | 31 | 27 | November 30, 2006 | 1,727,173% over the limit |
| Manganese, total [as Mn] | 0 | 30 | 27 | November 30, 2009 | 11,880% over the limit |
| pH | 2 | 57 | 21 | July 31, 2021 | |
| Cyanide, total [as CN] | 0 | 12 | 10 | February 29, 2008 | 57,592% over the limit |
| Coliform, total general | 0 | 21 | 8 | July 31, 2009 | 99,999% over the limit |
| Oil & Grease | 0 | 21 | 5 | October 31, 1992 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 18 | 5 | November 30, 2011 | 158% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 31 | 3 | April 30, 2012 | 14,900% over the limit |
| Nitrite + Nitrate total [as N] | 0 | 15 | 3 | November 30, 1997 | 170% over the limit |
| Ammonia & ammonium- total | 1 | 13 | 2 | November 30, 2009 | 12% over the limit |
| Coliform, fecal general | 0 | 26 | 1 | July 31, 2009 | 2,192% over the limit |
| Cyanide, free available | 0 | 5 | 1 | May 31, 2012 | 71% over the limit |
| Coliform, fecal - % samples exceeding limit | 0 | 4 | 1 | January 31, 2009 | 100% over the limit |
| Solids, settleable | 1 | 28 | 0 | ||
| Temperature, water deg. centigrade | 1 | 17 | 0 | ||
| Solids, total dissolved- 180 deg. C | 0 | 15 | 0 | ||
| Sulfate, total [as SO4] | 0 | 14 | 0 | ||
| Chloride [as Cl] | 0 | 12 | 0 | ||
| Fluoride, total [as F] | 0 | 10 | 0 | ||
| Sulfide, total [as S] | 0 | 2 | 0 | ||
| 2-Methyl-4,6-dinitrophenol | 0 | 2 | 0 | ||
| 2-Chlorophenol | 0 | 2 | 0 | ||
| 2,4-Dichlorophenol | 0 | 2 | 0 | ||
| 2,4-Dimethylphenol | 0 | 2 | 0 | ||
| 2,4-Dinitrophenol | 0 | 2 | 0 | ||
| 2,4,6-Trichlorophenol | 0 | 2 | 0 | ||
| Pentachlorophenol | 0 | 2 | 0 | ||
| Whole Effluent Toxicity [WET] - P. promelas | 2 | 1 | 0 | ||
| Whole Effluent Toxicity [WET] - D. magna | 2 | 1 | 0 | ||
| Nitrogen, ammonia, total [as NH3] | 0 | 1 | 0 |
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES PR0022462.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 PR0022462 there.
Nearby on the register
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- Every permit record in Puerto Rico, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.