Clean Water Act discharge permit · NPDES PR0025216
PRASA LAS DELICIAS WTP, Ciales, PR: NPDES PR0025216 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 19Pollutants with an effluent exceedance
PRASA LAS DELICIAS WTP, held by PRASA LAS DELICIAS FILTER PLT., holds NPDES permit PR0025216, which discharges to Cialitos River. EPA’s file records it issued April 7, 2017 and expiring June 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PRASA LAS DELICIAS WTP |
|---|---|
| Permittee as filed | PRASA LAS DELICIAS FILTER PLT. |
| NPDES ID | PR0025216 |
| 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 | April 7, 2017 |
| Expiration date | June 30, 2022 |
| Address | Ciales, PR 00638 |
| Receiving water | CIALITOS RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Rio Cialitos (HUC 210100020209) |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 39Pollutants on file
- 18Under a numeric limit
- 39With a violation of any kind
- 19With 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 | 168 | 154 | February 28, 2013 | 3,900% over the limit |
| Copper, total [as Cu] | 2 | 138 | 122 | July 31, 2010 | 99,999% over the limit |
| Arsenic, total [as As] | 2 | 101 | 93 | July 31, 2010 | 16,011% over the limit |
| Phenolics, total recoverable | 0 | 94 | 86 | June 30, 2008 | 99,999% over the limit |
| Turbidity | 2 | 102 | 84 | October 31, 2022 | |
| Manganese, total [as Mn] | 0 | 80 | 70 | May 31, 2008 | 11,500% over the limit |
| Lead, total [as Pb] | 2 | 79 | 67 | March 31, 2022 | 3,018% over the limit |
| Cadmium, total [as Cd] | 2 | 74 | 61 | January 31, 2017 | 4,150% over the limit |
| Mercury, total [as Hg] | 1 | 74 | 59 | April 30, 2010 | 144,900% over the limit |
| Cyanide, total [as CN] | 0 | 26 | 15 | September 30, 2006 | 1,592% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 56 | 13 | April 30, 2010 | 120% over the limit |
| Phosphorus, total [as P] | 2 | 13 | 10 | December 31, 2025 | 219% over the limit |
| Sulfide, total [as S] | 0 | 21 | 9 | April 30, 2002 | 13,900% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 23 | 5 | December 31, 2024 | 136% over the limit |
| Oxygen, dissolved [DO] | 1 | 20 | 3 | April 30, 2015 | 100% over the limit |
| pH | 2 | 36 | 2 | March 31, 2004 | |
| Temperature, water deg. centigrade | 1 | 19 | 2 | July 31, 2007 | 689% over the limit |
| Color [PT-CO units] | 0 | 13 | 1 | August 31, 2005 | |
| Cyanide, free available | 2 | 2 | 1 | October 31, 2013 | 1,449% over the limit |
| Ammonia & ammonium- total | 1 | 20 | 0 | ||
| Coliform, fecal general | 0 | 20 | 0 | ||
| Solids, settleable | 1 | 18 | 0 | ||
| Fluoride, total [as F] | 0 | 10 | 0 | ||
| Sulfate, total [as SO4] | 2 | 9 | 0 | ||
| Oil & Grease | 0 | 9 | 0 | ||
| Coliform, fecal - % samples exceeding limit | 0 | 9 | 0 | ||
| Solids, total dissolved | 1 | 5 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 4 | 0 | ||
| Phenol | 0 | 3 | 0 | ||
| Nitrogen, ammonia, total [as NH3] | 0 | 3 | 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 | ||
| Surfactants [MBAS] | 0 | 2 | 0 | ||
| Pentachlorophenol | 0 | 2 | 0 | ||
| Sulfide-hydrogen sulfide [undissociated] | 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 PR0025216.
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.
Watch this permit
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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 PR0025216 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.