Clean Water Act discharge permit · NPDES CA0107409
POINT LOMA WWTP, San Diego, CA: NPDES CA0107409 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 110Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
POINT LOMA WWTP, held by San Diego, City of, holds NPDES permit CA0107409, which discharges to Pacific Ocean. EPA’s file records it issued June 16, 2010 and expiring July 31, 2015. 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 | POINT LOMA WWTP |
|---|---|
| Permittee as filed | San Diego, City of |
| NPDES ID | CA0107409 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | June 16, 2010 |
| Expiration date | July 31, 2015 |
| Address | San Diego, CA 92106 |
| Receiving water | PACIFIC OCEAN |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | ICIS-AIR source CASDS0000607300614 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 173Pollutants on file
- 110Under a numeric limit
- 173With a violation of any kind
- 9With 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; the 60 with the most exceedances of 173 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, suspended percent removal | 1 | 129 | 27 | June 30, 2026 | 320% over the limit |
| Solids, settleable | 5 | 551 | 21 | June 30, 2026 | 167% over the limit |
| Solids, total suspended | 5 | 503 | 9 | June 30, 2026 | 113% over the limit |
| Turbidity | 5 | 533 | 5 | June 30, 2026 | |
| Oil and grease | 7 | 737 | 4 | May 31, 2022 | 76% over the limit |
| BOD, 5-day, percent removal | 1 | 11 | 2 | December 31, 2022 | 4% over the limit |
| Heptachlor | 3 | 341 | 1 | July 31, 2004 | 10% over the limit |
| Chlordane [tech mix. and metabolites] | 4 | 301 | 1 | July 31, 2013 | 27,560% over the limit |
| Chlordane, CA Ocean Plan definition | 0 | 93 | 1 | July 31, 2004 | 640% over the limit |
| Hexachlorocyclohexane, total | 7 | 658 | 0 | ||
| Cyanide, total [as CN] | 7 | 645 | 0 | ||
| Phenols, chlorinated | 7 | 627 | 0 | ||
| Endosulfan, total | 7 | 624 | 0 | ||
| Endrin | 7 | 624 | 0 | ||
| Phenolic compounds, unchlorinated | 7 | 577 | 0 | ||
| Nitrogen, ammonia total [as N] | 7 | 575 | 0 | ||
| Arsenic, total recoverable | 7 | 565 | 0 | ||
| Cadmium, total recoverable | 7 | 565 | 0 | ||
| Selenium, total recoverable | 7 | 561 | 0 | ||
| Silver total recoverable | 7 | 561 | 0 | ||
| Lead, total recoverable | 7 | 549 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 539 | 0 | ||
| Zinc, total recoverable | 7 | 519 | 0 | ||
| Copper, total recoverable | 7 | 519 | 0 | ||
| Nickel, total recoverable | 7 | 518 | 0 | ||
| Mercury, total recoverable | 7 | 502 | 0 | ||
| pH | 4 | 451 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 450 | 0 | ||
| Solids, volatile suspended | 4 | 433 | 0 | ||
| Solids, total dissolved | 4 | 432 | 0 | ||
| DDT/DDD/DDE, sum of p,p' & o,p' isomers | 4 | 393 | 0 | ||
| Dieldrin | 4 | 393 | 0 | ||
| Aldrin | 4 | 391 | 0 | ||
| Chromium, hexavalent [as Cr] | 7 | 389 | 0 | ||
| Toxaphene | 4 | 389 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 4 | 389 | 0 | ||
| Chlorine, total residual | 5 | 375 | 0 | ||
| Benzidine | 3 | 366 | 0 | ||
| Methylene chloride | 3 | 361 | 0 | ||
| 3,3'-Dichlorobenzidine | 3 | 348 | 0 | ||
| 1,4-Dichlorobenzene | 3 | 347 | 0 | ||
| Tributyltin | 3 | 346 | 0 | ||
| Tetrachloroethylene | 3 | 346 | 0 | ||
| Di-n-butyl phthalate | 3 | 344 | 0 | ||
| Beryllium, total recoverable [as Be] | 3 | 343 | 0 | ||
| N-Nitrosodimethylamine [NDMA] | 3 | 343 | 0 | ||
| 1,2-Diphenylhydrazine | 3 | 342 | 0 | ||
| Hexachlorocyclopentadiene | 3 | 342 | 0 | ||
| Thallium, total recoverable | 3 | 341 | 0 | ||
| Isophorone | 3 | 340 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 3 | 340 | 0 | ||
| Benzene | 3 | 339 | 0 | ||
| Acrolein | 3 | 339 | 0 | ||
| Acrylonitrile | 3 | 339 | 0 | ||
| Bis[2-chloroethyl] ether | 3 | 339 | 0 | ||
| Bis[2-chloroethoxy]methane | 3 | 339 | 0 | ||
| Hexachlorobutadiene | 3 | 339 | 0 | ||
| Hexachloroethane | 3 | 339 | 0 | ||
| 1,1,1-Trichloroethane | 3 | 339 | 0 | ||
| 1,1,2-Trichloroethane | 3 | 339 | 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 CA0107409.
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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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.