Spills · marine_mammal

Sacramento river, ca

Wayward Humpback Whales; Sacramento River, Ca · NOAAORR-7639

issued
2007-05-15 00:00Z
status
cancelled 2007-05-29 00:00Z
self-cancels
2007-05-29 00:00Z
authority
NOAA OR&R
sea
North Pacific Ocean
position
38.563, -121.552
source
incidentnews · first seen 2026-09-03 15:09Z

Original warning text

Wayward Humpback Whales; Sacramento River, CA.
Sacramento River, CA.
1. On 14 May 2007, two humpback whales (Megaptera novaeangliae) were observed within the Sacramento River upstream of Rio Vista, CA. NOAA's National Marine Fisheries Services, The Marine Mammal Center, the U.S. Coast Guard, California Department of Fish and Game, and the Governor's Office of Emergency Services responded and coordinated rescue operations. By 27MAY2007, the whales had moved downstream of the Rio Vista Bridge, lingered near the Benicia Bridge on 28MAY and continued on to the Pacific on 29MAY.
2. THREAT: OTHER. COMMODITY: NOT APPLICABLE. TAGS: MARINE MAMMAL.
3. POSITION 38.562N 121.552W. NOAA INCIDENTNEWS 7639: https://incidentnews.noaa.gov/incident/7639

This area · spills & pollution incidents

239 within 180 nm since 1971 · 13 in the last 12 months · 2 in force now

71
75
80
85
90
95
00
05
10
15
20
25
26

Season · when spills & pollution incidents happen here

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

month of issue, all years in the archive

Nearby now · within 120 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.