Clean Water Act discharge permit · NPDES PR0024660
PRASA RANCHERAS WTP, Yauco, PR: NPDES PR0024660 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 20Pollutants with an effluent exceedance
PRASA RANCHERAS WTP, held by PRASA RANCHERAS FILTER PLANT, holds NPDES permit PR0024660, which discharges to Rancheras Creek. EPA’s file records it issued June 28, 2018 and expiring July 31, 2023. 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 RANCHERAS WTP |
|---|---|
| Permittee as filed | PRASA RANCHERAS FILTER PLANT |
| NPDES ID | PR0024660 |
| 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 | June 28, 2018 |
| Expiration date | July 31, 2023 |
| Address | Yauco, PR 00768 |
| Receiving water | RANCHERAS CREEK |
| Subwatershed | Rio Yauco at Lago Luchetti Dam (HUC 210100040201) |
| 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
- 38With a violation of any kind
- 20With 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 |
|---|---|---|---|---|---|
| Turbidity | 2 | 151 | 131 | July 31, 2012 | |
| Copper, total [as Cu] | 2 | 145 | 124 | July 31, 2012 | 5,433% over the limit |
| Chlorine, total residual | 1 | 109 | 87 | February 28, 2019 | 445% over the limit |
| Iron, total [as Fe] | 0 | 87 | 85 | August 31, 2002 | 32,233% over the limit |
| Phosphorus, total [as P] | 2 | 84 | 59 | June 30, 2020 | 169,900% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 63 | 41 | July 31, 2012 | 7,318% over the limit |
| Phenolics, total recoverable | 0 | 43 | 24 | September 30, 2008 | 47,700% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 43 | 19 | March 31, 2026 | 900% over the limit |
| Lead, total [as Pb] | 0 | 42 | 17 | February 28, 2011 | 104,067% over the limit |
| Sulfide, total [as S] | 0 | 26 | 9 | June 30, 2008 | 6,100% over the limit |
| Zinc, total [as Zn] | 0 | 19 | 7 | September 30, 2006 | 168% over the limit |
| Mercury, total [as Hg] | 2 | 35 | 5 | July 31, 2025 | 1,567% over the limit |
| Oxygen, dissolved [DO] | 1 | 30 | 4 | October 31, 2009 | 26% over the limit |
| Arsenic, total [as As] | 0 | 23 | 4 | September 30, 2008 | 2,067% over the limit |
| Sulfide-hydrogen sulfide [undissociated] | 2 | 4 | 3 | November 30, 2010 | 1,550% over the limit |
| pH | 2 | 46 | 2 | September 30, 2005 | |
| Color [PT-CO units] | 1 | 25 | 2 | April 30, 2018 | |
| Solids, total dissolved- 180 deg. C | 0 | 6 | 2 | April 30, 2001 | 240% over the limit |
| Cadmium, total [as Cd] | 2 | 27 | 1 | January 31, 2003 | 67% over the limit |
| Fluoride, total [as F] | 0 | 13 | 1 | July 31, 2006 | 5,043% over the limit |
| Chromium, total [as Cr] | 0 | 29 | 0 | ||
| Temperature, water deg. centigrade | 1 | 22 | 0 | ||
| Solids, settleable | 1 | 22 | 0 | ||
| Oil & Grease | 0 | 20 | 0 | ||
| Selenium, total [as Se] | 0 | 19 | 0 | ||
| Silver, total [as Ag] | 0 | 18 | 0 | ||
| Cyanide, total [as CN] | 0 | 12 | 0 | ||
| Barium, total [as Ba] | 0 | 12 | 0 | ||
| Boron, total [as B] | 0 | 12 | 0 | ||
| Surfactants [MBAS] | 0 | 12 | 0 | ||
| Ammonia & ammonium- total | 1 | 11 | 0 | ||
| Chromium, hexavalent [as Cr] | 0 | 11 | 0 | ||
| Coliform, fecal general | 0 | 10 | 0 | ||
| Nitrogen, ammonia, total [as NH3] | 0 | 9 | 0 | ||
| Coliform, total general | 0 | 7 | 0 | ||
| Nitrogen, total [as N] | 2 | 4 | 0 | ||
| Pentachlorophenol | 2 | 4 | 0 | ||
| Chloride [as Cl] | 0 | 3 | 0 | ||
| Cyanide, free available | 2 | 0 | 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 PR0024660.
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 PR0024660 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.