Clean Water Act discharge permit · NPDES PR0022829
PRASA HUMACAO-LAS PIEDRAS WTP, Humacao, PR: NPDES PR0022829 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 20Pollutants under a numeric limit
- 18Pollutants with an effluent exceedance
PRASA HUMACAO-LAS PIEDRAS WTP holds NPDES permit PR0022829, which discharges to Humacao River. EPA’s file records it issued September 29, 2015 and expiring January 31, 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 filed | PRASA HUMACAO-LAS PIEDRAS WTP |
|---|---|
| Permittee as filed | PRASA HUMACAO-LAS PIEDRAS WTP |
| NPDES ID | PR0022829 |
| 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 | September 29, 2015 |
| Expiration date | January 31, 2021 |
| Address | Humacao, PR 00661 |
| Receiving water | HUMACAO RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Rio Humacao at mouth (HUC 210100050105) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 37Pollutants on file
- 20Under a numeric limit
- 35With a violation of any kind
- 18With 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 |
|---|---|---|---|---|---|
| Copper, total [as Cu] | 2 | 141 | 123 | September 30, 2021 | 1,385,614% over the limit |
| Chlorine, total residual | 1 | 138 | 122 | August 31, 2019 | 99,900% over the limit |
| Lead, total [as Pb] | 2 | 96 | 80 | February 28, 2010 | 266,567% over the limit |
| Turbidity | 3 | 82 | 65 | June 30, 2016 | |
| Oil & Grease | 2 | 47 | 42 | April 30, 2005 | 45,233% over the limit |
| Phosphorus, total [as P] | 2 | 24 | 21 | May 31, 2013 | 99,750% over the limit |
| Cadmium, total [as Cd] | 2 | 30 | 16 | May 31, 2014 | 6,650% over the limit |
| Cyanide, total [as CN] | 0 | 24 | 14 | August 31, 2013 | 37,995% over the limit |
| BOD, 5-day, 20 deg. C | 1 | 31 | 12 | March 31, 2021 | 4,534% over the limit |
| Zinc, total [as Zn] | 2 | 28 | 10 | November 30, 2021 | 13,164% over the limit |
| Manganese, total [as Mn] | 0 | 18 | 9 | July 31, 2003 | 2,468% over the limit |
| Phenolics, total recoverable | 0 | 18 | 9 | July 31, 2005 | 76,500% over the limit |
| Sulfide, total [as S] | 0 | 16 | 7 | May 31, 2001 | 64,900% over the limit |
| Arsenic, total [as As] | 0 | 8 | 7 | December 31, 2009 | 3,567% over the limit |
| Sulfide-hydrogen sulfide [undissociated] | 0 | 4 | 4 | July 31, 2010 | 99,900% over the limit |
| Oxygen, dissolved [DO] | 1 | 21 | 2 | August 31, 2022 | 54% over the limit |
| Temperature, water deg. centigrade | 1 | 18 | 2 | March 31, 2023 | 732% over the limit |
| Coliform, fecal general | 0 | 18 | 2 | January 31, 2005 | 99,999% over the limit |
| pH | 2 | 32 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 16 | 0 | ||
| Solids, settleable | 1 | 16 | 0 | ||
| Color [PT-CO units] | 1 | 7 | 0 | ||
| Nitrogen, ammonia, total [as NH3] | 0 | 7 | 0 | ||
| Ammonia & ammonium- total | 0 | 5 | 0 | ||
| Whole Effluent Toxicity [WET] - P. promelas | 1 | 3 | 0 | ||
| Whole Effluent Toxicity [WET] - D. magna | 1 | 3 | 0 | ||
| Fluoride, total [as F] | 0 | 3 | 0 | ||
| Solids, total dissolved | 2 | 1 | 0 | ||
| 2-Chlorophenol | 0 | 1 | 0 | ||
| 2,4-Dichlorophenol | 0 | 1 | 0 | ||
| 2,4-Dimethylphenol | 0 | 1 | 0 | ||
| 2,4-Dinitrophenol | 0 | 1 | 0 | ||
| 2,4,6-Trichlorophenol | 0 | 1 | 0 | ||
| Pentachlorophenol | 0 | 1 | 0 | ||
| Phenols | 0 | 1 | 0 | ||
| Sulfate, total [as SO4] | 2 | 0 | 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 PR0022829.
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 PR0022829 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.