Spills · mystery_substance
On the morning of 17JUN2008, an unknown sheen was reported on the beach of robert crown memorial beach, a…
Mystery Tarballs; Alameda, Ca · Alameda, Ca · NOAAORR-7837
- issued
- 2008-06-17 00:00Z
- status
- cancelled 2008-07-01 00:00Z
- self-cancels
- 2008-07-01 00:00Z
- authority
- NOAA OR&R
- sea
- North Pacific Ocean
- position
- 37.763, -122.273
- source
- incidentnews · first seen 2026-09-03 15:09Z
Original warning text
Mystery tarballs; Alameda, CA. Alameda, CA. 1. On the morning of 17JUN2008, an unknown sheen was reported on the beach of Robert Crown Memorial Beach, a bayfront park in Alameda, CA. Subsequent inspection by USCG and CA OSPR field staff revealed dime to quarter-sized, sheening tarballs along a mile of shoreline. Sector San Francisco notified the NOAA SSC shortly after 1700hrs and requested a NOAA hindcast trajectory to narrow down the potential sources for sampling. 2. THREAT: OIL. COMMODITY: POSSIBLE LUBE OIL. TAGS: MYSTERY SUBSTANCE. 3. POSITION 37.763N 122.273W. NOAA INCIDENTNEWS 7837: https://incidentnews.noaa.gov/incident/7837
This area · spills & pollution incidents
246 within 180 nm since 1971 · 13 in the last 12 months · 2 in force now
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- 1900 CA-1, moss landing, ca 95039, USA2026-08-30
- 32CC+C7 inverness, ca, USA2026-08-21
- J444+RW monterey, ca, USA2026-08-13
- 1809 sunset dr, pacific grove, ca 93950, USA2026-08-07
- R685+56 moss landing, ca, USA2026-08-07
- 841 w brannan island rd, isleton, ca 95641, USA2026-07-31
Season · when spills & pollution incidents happen here
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month of issue, all years in the archive
Timeline · 2 messages since 2008-05-14 · closed 2008-07-01
- Sector san francisco notified the noaa ssc at 0140hrs on 14MAY2008 that the tug independence allided with…2008-05-14 → 2008-05-28
- On the morning of 17JUN2008, an unknown sheen was reported on the beach of robert crown memorial beach, a… this message2008-06-17 → 2008-07-01
joined by proximity
Nearby now · within 120 nm
- 32CC+C7 inverness, ca, USASpills · 38.2 nm
- 1900 CA-1, moss landing, ca 95039, USASpills · 61.7 nm
Worldwide now
8 spills & pollution incidents in force · see all
Spills
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. All current spills & pollution incidents →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.