Clean Water Act discharge permit · NPDES CA0102792
BLACK ROCK FISH HATCHERY, Independence, CA: NPDES CA0102792 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 36Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
BLACK ROCK FISH HATCHERY, held by California Department of Fish and Game, holds NPDES permit CA0102792, which discharges to Los Angeles Aqueduct. EPA’s file records it issued July 11, 2012 and expiring July 11, 2017. 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 | BLACK ROCK FISH HATCHERY |
|---|---|
| Permittee as filed | California Department of Fish and Game |
| NPDES ID | CA0102792 |
| 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 | July 11, 2012 |
| Expiration date | July 11, 2017 |
| Address | Independence, CA 93526 |
| Receiving water | Los Angeles Aqueduct |
| Subwatershed | Goodale Creek-Owens Valley (HUC 180901030102) |
| SIC | 0921 – Fish Hatcheries And Preserves |
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
- 36Under a numeric limit
- 12With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Formaldehyde | 4 | 13 | 1 | July 31, 2017 | 1,285% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 35 | 0 | ||
| pH | 12 | 34 | 0 | ||
| Flow, total | 0 | 18 | 0 | ||
| Hardness, total [as CaCO3] | 3 | 8 | 0 | ||
| Manganese, total recoverable | 0 | 8 | 0 | ||
| Hydrogen peroxide | 2 | 6 | 0 | ||
| Potassium permanganate | 2 | 6 | 0 | ||
| Chloramine-T | 2 | 6 | 0 | ||
| PVP-Iodine | 2 | 6 | 0 | ||
| Temperature, water deg. centigrade | 0 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 1 | 0 | ||
| Specific conductance | 6 | 0 | 0 | ||
| Solids, total suspended | 5 | 0 | 0 | ||
| Solids, total dissolved | 4 | 0 | 0 | ||
| Solids, settleable | 3 | 0 | 0 | ||
| Nitrogen, total [as N] | 3 | 0 | 0 | ||
| Nitrogen, nitrate total [as N] | 3 | 0 | 0 | ||
| Phosphate, ortho, dissolved [as P] | 3 | 0 | 0 | ||
| Sulfate, total [as SO4] | 3 | 0 | 0 | ||
| Fluoride, total [as F] | 3 | 0 | 0 | ||
| Arsenic, total recoverable | 3 | 0 | 0 | ||
| Selenium, total recoverable | 3 | 0 | 0 | ||
| Thallium, total recoverable | 3 | 0 | 0 | ||
| Beryllium, total recoverable [as Be] | 3 | 0 | 0 | ||
| Boron, total recoverable | 3 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 3 | 0 | 0 | ||
| Chromium, trivalent [as Cr] | 3 | 0 | 0 | ||
| Nickel, total recoverable | 3 | 0 | 0 | ||
| Silver total recoverable | 3 | 0 | 0 | ||
| Zinc, total recoverable | 3 | 0 | 0 | ||
| Cadmium, total recoverable | 3 | 0 | 0 | ||
| Lead, total recoverable | 3 | 0 | 0 | ||
| Copper, total recoverable | 3 | 0 | 0 | ||
| Antimony, total recoverable | 3 | 0 | 0 | ||
| Mercury, total recoverable | 3 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 0 | 0 | ||
| Chloride [as Cl] | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 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 CA0102792.
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 CA0102792 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.