Clean Water Act discharge permit · NPDES CAF000006
PLATFORM HARMONY, Pacific Ocean, CA: NPDES CAF000006 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 24Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
PLATFORM HARMONY, held by EXXON MOBIL PLATFORM HARMONY - CAG280000, holds NPDES permit CAF000006, which discharges to Pacific Ocean. EPA’s file records it issued September 15, 2004 and expiring November 30, 2009. 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 | PLATFORM HARMONY |
|---|---|
| Permittee as filed | EXXON MOBIL PLATFORM HARMONY - CAG280000 |
| NPDES ID | CAF000006 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 15, 2004 |
| Expiration date | November 30, 2009 |
| Address | Pacific Ocean, CA 93013 |
| Receiving water | PACIFIC OCEAN |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 24Pollutants on file
- 24Under a numeric limit
- 19With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Oil and grease, hexane extr method | 2 | 16 | 10 | February 29, 2024 | 305% over the limit |
| Sanitary waste, residual chlorine | 2 | 5 | 1 | February 29, 2016 | 100% over the limit |
| Flow | 8 | 16 | 0 | ||
| Well fluids, oil & grease | 2 | 4 | 0 | ||
| Drilling fluids, volume | 2 | 4 | 0 | ||
| Drill cuttings, free oil | 2 | 4 | 0 | ||
| Drilling cuttings, volume | 2 | 4 | 0 | ||
| Well fluids, volume | 2 | 4 | 0 | ||
| LC50 Static 96Hr Acute Mysid. Bahia | 3 | 2 | 0 | ||
| Produced water, flow | 2 | 2 | 0 | ||
| Number of Events | 1 | 2 | 0 | ||
| Flow rate, deck drainage | 1 | 2 | 0 | ||
| Flow rate, domestic | 1 | 2 | 0 | ||
| Cadmium [Cd], in barite, dry weight | 1 | 2 | 0 | ||
| Mercury [Hg], in barite, dry weight | 1 | 2 | 0 | ||
| Drilling fluids, free oil | 1 | 2 | 0 | ||
| Well fluids, free oil | 1 | 2 | 0 | ||
| Sanitary waste, flow | 1 | 2 | 0 | ||
| Chlorine addition rate | 1 | 2 | 0 | ||
| Floating solids or visible foam-visual/days | 17 | 0 | 0 | ||
| Free Oil Visual Sheen | 12 | 0 | 0 | ||
| Oil based fluids, non-aqueous based drilling fluids and cuttings | 1 | 0 | 0 | ||
| Sanitary waste, solids | 1 | 0 | 0 | ||
| Domestic waste, foam and floating solids | 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 CAF000006.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, CAF000006.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
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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 CAF000006 there.
Nearby on the register
- Discharge permits in Pacific Ocean
- Every permit record in Pacific Ocean, A to Z
- Discharge permits in California
- Every permit record in California, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.