Spills & pollution incidents in the North Pacific Ocean

Oil and chemical spills, groundings and vessel casualties with a pollution threat: NOAA IncidentNews responses since 1957, and spill-response areas broadcast as navigational warnings.

in force
3
last 12 months
33
vs previous 12 (24)
+38%
since 1957
776

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 3

  1. NOAAORR-11212in force2026-08-30
    On August 30, 2026, a sunken 25-foot vessel at Moss Landing, California is discharging diesel, creating a 50 by 100 yard sheen.
    Sunken Vessel At Boat Ramp; Moss Landing, California
  2. NOAAORR-11209in force2026-08-25
    As of August 26, 2026, about 50 dead cormorants are reported along Zuniga Jetty, San Diego, California. Cause unknown, no pollution observed.
    Dead Cormorants; San Diego, California
  3. NOAAORR-11206in force2026-08-21
    In August 2026, the fishing vessel Resolution beached off Point Reyes, California, with 1,000 gallons of diesel fuel aboard, posing an oil threat.
    F/V Resolution; Inverness, California

Longest in force

  1. NOAAORR-11206in force2026-08-21 · 14 d
    In August 2026, the fishing vessel Resolution beached off Point Reyes, California, with 1,000 gallons of diesel fuel aboard, posing an oil threat.
    F/V Resolution; Inverness, California
  2. NOAAORR-11209in force2026-08-25 · 10 d
    As of August 26, 2026, about 50 dead cormorants are reported along Zuniga Jetty, San Diego, California. Cause unknown, no pollution observed.
    Dead Cormorants; San Diego, California
  3. NOAAORR-11212in force2026-08-30 · 5 d
    On August 30, 2026, a sunken 25-foot vessel at Moss Landing, California is discharging diesel, creating a 50 by 100 yard sheen.
    Sunken Vessel At Boat Ramp; Moss Landing, California

By year

57
69
71
76
77
84
85
86
87
88
89
90
91
92
93
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95
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97
98
99
00
01
02
03
04
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08
09
10
11
12
13
14
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16
17
18
19
20
21
22
23
24
25
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the North Pacific Ocean

Archive · 773 cancelled

  1. NOAAORR-71371996-04-12 → 1996-04-26
    On april 3, 1996, the 90-foot derelict F/V maraha sank during a heavy rain storm in asylum slough located on…
    Asylum Slough Oil Spill; Napa, California · Napa, California
  2. NOAAORR-71351996-03-14 → 1996-03-28
    Ilwaco, washington tire fire; fort canby state park, baker bay, washington
  3. NOAAORR-71331996-03-07 → 1996-03-21
    Navy pipeline; san diego, california
    U.S
  4. NOAAORR-71251996-01-21 → 1996-02-04
    On the morning of january 22, 1996, the uscg mso in portland was notified by group north bend that an…
    Port of Newport Pier; Newport, Oregon · Newport, Oregon
  5. NOAAORR-71151995-10-30 → 1995-11-13
    Santa cruz island, california
    F/V Pioneer; Santa Cruz Island, California
  6. NOAAORR-71041995-07-20 → 1995-08-03
    Port of los angeles hydrochloric acid release; wilmington, california
  7. NOAAORR-70971995-05-03 → 1995-05-17
    Santa monica bay, california
    F/V American Heritage; Santa Monica Bay, California
  8. NOAAORR-70881995-03-07 → 1995-03-21
    On march 7, 1995, mso honolulu was notified that a 72-fishing vessel, red october, was sinking in open water…
    F/V Red October; Oahu, Hawaii · Oahu, Hawaii
  9. NOAAORR-70771995-01-16 → 1995-01-30
    Dixon entrance, southeast alaska
    F/V Alaskan Star; Dixon Entrance, Southeast Alaska
  10. NOAAORR-70761995-01-04 → 1995-01-18
    Cape bover, suisun bay, california; san francisco bay, carquinez strait
  11. NOAAORR-70721994-12-22 → 1995-01-05
    San diego, california
    Santa Fe Pacific Pipeline; San Diego, California
  12. NOAAORR-70701994-12-06 → 1994-12-20
    Hyelbos waterway, tacoma, washington
    T/b Conuma River; Hyelbos Waterway, Tacoma, Washington
  13. NOAAORR-70541994-10-26 → 1994-11-09
    The uscg mso puget sound received a report of a fire on the F/V yardarm knot at 0830 on november 8, 1994
    F/V Yardarm Knot Fire/chlorine Release; Seattle, Washington · Seattle, Washington
  14. NOAAORR-70471994-09-23 → 1994-10-07
    Mystery spill, strait of juan de fuca; entrance to strait of juan de fuca, buoy j, puget sound, wa
  15. NOAAORR-70351994-08-10 → 1994-08-24
    Mystery spill, columbia river; clifton channel, columbia river, oregon
  16. NOAAORR-70051994-04-14 → 1994-04-28
    An oil production field leased and operated by the unocal corporation near guadalupe, california, has for…
    Guadalupe Beach; Guadalupe, California · Guadalupe, California
  17. NOAAORR-69971994-03-15 → 1994-03-29
    Tarball impact makah indian reservation; makah indian reservation and olympic national park, olympic…
  18. NOAAORR-69811994-01-25 → 1994-02-08
    Pacheco slough, concord, california
    Pacheco Slough; Pacheco Slough, Concord, California
  19. NOAAORR-69791994-01-10 → 1994-01-24
    M/V ann ping 6; longview, wa
  20. NOAAORR-69781994-01-10 → 1994-01-24
    An ping 6; longview, washington
  21. NOAAORR-69761993-12-25 → 1994-01-08
    Mcgrath lake, ventura, california
    Mcgrath Lake Spill; Mcgrath Lake, Ventura, California
  22. NOAAORR-69491993-06-14 → 1993-06-28
    Coast guard (uscg) marine safety office (mso) honolulu received a report at 1150 on june 14, 1993, of an oil…
    Mystery Spill, Kauai; Kauai, Hi · Kauai, Hi · U.S
  23. NOAAORR-69461993-06-03 → 1993-06-17
    At approximately 0710 pdt thursday 3 june 1993 the M/V central spilled approximately 1500 to 2000 gallons of…
    M/V Central; Longview, Washington · Longview, Washington
  24. NOAAORR-69211993-01-11 → 1993-01-25
    Lincoln beach, or
    Mystery Spill, Lincoln Beach; Lincoln Beach, Or
  25. NOAAORR-69201993-01-06 → 1993-01-20
    Ssc and coast guard surveyed 18 miles of shoreline between beaver creek and gleneden
    Mystery Spill, Gleneden Beach; Gleneden Beach · Gleneden Beach
  26. NOAAORR-69191993-01-04 → 1993-01-18
    Depoe bay, or
    Mystery Spill, Depoe Bay; Depoe Bay, Or
  27. NOAAORR-68931992-08-03 → 1992-08-17
    Unocal 76 tank farm; avila beach, san luis obispo bay, california
  28. NOAAORR-68751992-02-29 → 1992-03-14
    Mystery spill, tarague beach, guam; anderson air force base, guam
  29. NOAAORR-68651992-01-10 → 1992-01-24
    USS kiska; 15 miles southwest of the farallons islands
  30. NOAAORR-68591991-12-28 → 1992-01-11
    Willamette river, portland, oregon
    M/V Tai Chung; Willamette River, Portland, Oregon
  31. NOAAORR-68491991-11-28 → 1991-12-12
    Long beach, california
    M/V Lavaux; Long Beach, California
  32. NOAAORR-68471991-11-20 → 1991-12-04
    Honolulu harbor, hawaii
    T/v Yupex; Honolulu Harbor, Hawaii
  33. NOAAORR-50171991-07-22 → 1991-08-05
    Neah bay, washington
    F/V Tenyo Maru; Neah Bay, Washington
  34. NOAAORR-68201991-07-10 → 1991-07-24
    Los angeles, california
    M/V Zim Canada; Los Angeles, California
  35. NOAAORR-68171991-06-19 → 1991-07-03
    1; palmyra atoll, pacific ocean
    F/V Hui Feng No
  36. NOAAORR-68081991-05-10 → 1991-05-24
    Port hueneme, california
    Unocal Platform Gina; Port Hueneme, California
  37. NOAAORR-67971991-03-17 → 1991-03-31
    El segundo, california
    Chevron El Segundo Mooring; El Segundo, California
  38. NOAAORR-67841991-01-09 → 1991-01-23
    Los angeles, california
    M/V Sammi Superstars; Los Angeles, California
  39. NOAAORR-67751990-12-04 → 1990-12-18
    On sunday, december 2, 1990, 100 miles off puget sound, washington, the tanker vessel keystone canyon,…
    T/v Keystone Canyon; Central California · Central California
  40. NOAAORR-67681990-11-10 → 1990-11-24
    French frigate shoals, hawaii
    M/V Mei Gui Hai; French Frigate Shoals, Hawaii
  41. NOAAORR-67671990-11-06 → 1990-11-20
    Barbers point, hawaii
    T/v Star Connecticut; Barbers Point, Hawaii
  42. NOAAORR-67641990-10-31 → 1990-11-14
    Seal beach, california
    Seal Beach Well Blowout; Seal Beach, California
  43. NOAAORR-67411990-02-23 → 1990-03-09
    Container ship; los angeles, ca
  44. NOAAORR-50001990-02-07 → 1990-02-21
    Huntington beach, california
    T/v American Trader; Huntington Beach, California
  45. NOAAORR-67311989-09-20 → 1989-10-04
    Mystery oil Slick4; san francisco, california
  46. NOAAORR-67301989-09-20 → 1989-10-04
    Mystery oil Slick3; san francisco, california
  47. NOAAORR-66911989-04-17 → 1989-05-01
    Army 87th explosive ordnance detachment; san rafael, california
    U.S
  48. NOAAORR-66901989-04-13 → 1989-04-27
    On april 12, 1989, a fuel line ruptured at the alameda county transit company in emeryville, california,…
    Alameda County Transit Company; Emeryville, California · Emeryville, California
  49. NOAAORR-66891989-04-10 → 1989-04-24
    On april 10, 1989, there was an explosion and fire at chevron's hydrocarbon cracking tower at the richmond…
    Chevron Oil Refinery Richmond; Richmond, Ca · Richmond, Ca
  50. NOAAORR-66851989-03-31 → 1989-04-14
    San francisco, california
    Container Freight Services Terminal; San Francisco, California

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.