Tsunami Alerts (NTWC) from US National Tsunami Warning Center
@tsunamialertsntwc.bsky.social
Tsunami alerts from the NTWC for the continental U.S. and Canada.
US Coast/AK: @tsunamialertsntwc.bsky.social
Pacific/HI: @tsunamialertsptwc.bsky.social
US Coast/AK: @tsunamialertsntwc.bsky.social
Pacific/HI: @tsunamialertsptwc.bsky.social
#Earthquake
M5.4 earthquake 55 miles SE of Amukta Pass, Alaska 01:36PST Nov 9 Depth 39km: Tsunami NOT expected
M5.4 earthquake 55 miles SE of Amukta Pass, Alaska 01:36PST Nov 9 Depth 39km: Tsunami NOT expected
November 9, 2025 at 9:45 AM
#Earthquake
M5.4 earthquake 55 miles SE of Amukta Pass, Alaska 01:36PST Nov 9 Depth 39km: Tsunami NOT expected
M5.4 earthquake 55 miles SE of Amukta Pass, Alaska 01:36PST Nov 9 Depth 39km: Tsunami NOT expected
#Earthquake
M6.7 earthquake off the east coast of Honshu, Japan 00:03PST Nov 9 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake off the east coast of Honshu, Japan 00:03PST Nov 9 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
November 9, 2025 at 8:19 AM
#Earthquake
M6.7 earthquake off the east coast of Honshu, Japan 00:03PST Nov 9 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake off the east coast of Honshu, Japan 00:03PST Nov 9 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
#Earthquake
M4.1 earthquake 20 miles SE of Kotzebue, Alaska 22:26PST Nov 3 Depth 20km: Tsunami NOT expected
M4.1 earthquake 20 miles SE of Kotzebue, Alaska 22:26PST Nov 3 Depth 20km: Tsunami NOT expected
November 4, 2025 at 6:31 AM
#Earthquake
M4.1 earthquake 20 miles SE of Kotzebue, Alaska 22:26PST Nov 3 Depth 20km: Tsunami NOT expected
M4.1 earthquake 20 miles SE of Kotzebue, Alaska 22:26PST Nov 3 Depth 20km: Tsunami NOT expected
#Earthquake
M5.1 earthquake 45 miles E of Homer, Alaska 10:33PDT Oct 30 Depth 25km: Tsunami NOT expected
M5.1 earthquake 45 miles E of Homer, Alaska 10:33PDT Oct 30 Depth 25km: Tsunami NOT expected
October 30, 2025 at 5:37 PM
#Earthquake
M5.1 earthquake 45 miles E of Homer, Alaska 10:33PDT Oct 30 Depth 25km: Tsunami NOT expected
M5.1 earthquake 45 miles E of Homer, Alaska 10:33PDT Oct 30 Depth 25km: Tsunami NOT expected
October 29, 2025 at 2:07 PM
#Earthquake
M6.8 earthquake near the Leeward Islands, Caribbean Sea 05:38PDT Oct 27 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or th...
M6.8 earthquake near the Leeward Islands, Caribbean Sea 05:38PDT Oct 27 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or th...
October 27, 2025 at 12:52 PM
#Earthquake
M6.8 earthquake near the Leeward Islands, Caribbean Sea 05:38PDT Oct 27 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or th...
M6.8 earthquake near the Leeward Islands, Caribbean Sea 05:38PDT Oct 27 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or th...
#Earthquake
M5.0 earthquake 55 miles SE of Dutch Harbor, Alaska 08:48PDT Oct 17 Depth 84km: Tsunami NOT expected
M5.0 earthquake 55 miles SE of Dutch Harbor, Alaska 08:48PDT Oct 17 Depth 84km: Tsunami NOT expected
October 17, 2025 at 3:55 PM
#Earthquake
M5.0 earthquake 55 miles SE of Dutch Harbor, Alaska 08:48PDT Oct 17 Depth 84km: Tsunami NOT expected
M5.0 earthquake 55 miles SE of Dutch Harbor, Alaska 08:48PDT Oct 17 Depth 84km: Tsunami NOT expected
#Earthquake
M6.7 earthquake in Irian Jaya, Indonesia 22:48PDT Oct 15 Depth 70km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake in Irian Jaya, Indonesia 22:48PDT Oct 15 Depth 70km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
October 16, 2025 at 5:59 AM
#Earthquake
M6.7 earthquake in Irian Jaya, Indonesia 22:48PDT Oct 15 Depth 70km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake in Irian Jaya, Indonesia 22:48PDT Oct 15 Depth 70km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
#Earthquake
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
October 16, 2025 at 2:05 AM
#Earthquake
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
#Earthquake
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
October 16, 2025 at 1:59 AM
#Earthquake
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
M6.6 earthquake near the Drake Passage, south of South America 18:42PDT Oct 15 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
#Earthquake
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
An earthquake has occurred; a tsunami is not expected.
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
An earthquake has occurred; a tsunami is not expected.
October 10, 2025 at 8:50 PM
#Earthquake
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
An earthquake has occurred; a tsunami is not expected.
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
An earthquake has occurred; a tsunami is not expected.
#Earthquake
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
October 10, 2025 at 8:44 PM
#Earthquake
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
M7.8 earthquake near the Drake Passage, south of South America 13:29PDT Oct 10 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America sta...
#Earthquake
M6.9 earthquake in Mindanao, Philippine Islands 04:12PDT Oct 10 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.9 earthquake in Mindanao, Philippine Islands 04:12PDT Oct 10 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
October 10, 2025 at 11:26 AM
#Earthquake
M6.9 earthquake in Mindanao, Philippine Islands 04:12PDT Oct 10 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.9 earthquake in Mindanao, Philippine Islands 04:12PDT Oct 10 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
#Earthquake
M7.4 earthquake in Mindanao, Philippine Islands 18:44PDT Oct 9 Depth 23km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M7.4 earthquake in Mindanao, Philippine Islands 18:44PDT Oct 9 Depth 23km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
October 10, 2025 at 1:59 AM
#Earthquake
M7.4 earthquake in Mindanao, Philippine Islands 18:44PDT Oct 9 Depth 23km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M7.4 earthquake in Mindanao, Philippine Islands 18:44PDT Oct 9 Depth 23km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
#Earthquake
M6.7 earthquake in the eastern New Guinea Region, PNG 04:05PDT Oct 7 Depth 107km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake in the eastern New Guinea Region, PNG 04:05PDT Oct 7 Depth 107km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
October 7, 2025 at 11:17 AM
#Earthquake
M6.7 earthquake in the eastern New Guinea Region, PNG 04:05PDT Oct 7 Depth 107km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M6.7 earthquake in the eastern New Guinea Region, PNG 04:05PDT Oct 7 Depth 107km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
#Earthquake
M4.6 earthquake 105 miles SW of El Centro, California 09:53PDT Oct 6 Depth 1km: Tsunami NOT expected
M4.6 earthquake 105 miles SW of El Centro, California 09:53PDT Oct 6 Depth 1km: Tsunami NOT expected
October 6, 2025 at 4:57 PM
#Earthquake
M4.6 earthquake 105 miles SW of El Centro, California 09:53PDT Oct 6 Depth 1km: Tsunami NOT expected
M4.6 earthquake 105 miles SW of El Centro, California 09:53PDT Oct 6 Depth 1km: Tsunami NOT expected
#Earthquake
M7.0 earthquake in Leyte, Philippine Islands 06:59PDT Sep 30 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M7.0 earthquake in Leyte, Philippine Islands 06:59PDT Sep 30 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
September 30, 2025 at 2:14 PM
#Earthquake
M7.0 earthquake in Leyte, Philippine Islands 06:59PDT Sep 30 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
M7.0 earthquake in Leyte, Philippine Islands 06:59PDT Sep 30 Depth 10km
Tsunami NOT expected for the US West Coast, British Columbia, or Alaska...
September 27, 2025 at 10:20 PM
#Earthquake
M5.9 earthquake off the coast of Oregon 23:45PDT Sep 25 Depth 14km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
M5.9 earthquake off the coast of Oregon 23:45PDT Sep 25 Depth 14km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
September 26, 2025 at 6:51 AM
#Earthquake
M5.9 earthquake off the coast of Oregon 23:45PDT Sep 25 Depth 14km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
M5.9 earthquake off the coast of Oregon 23:45PDT Sep 25 Depth 14km: Tsunami NOT expected
An earthquake has occurred; a tsunami is not expected.
#Earthquake
M6.4 earthquake in Venezuela 20:51PDT Sep 24 Depth 22km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
M6.4 earthquake in Venezuela 20:51PDT Sep 24 Depth 22km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
September 25, 2025 at 4:09 AM
#Earthquake
M6.4 earthquake in Venezuela 20:51PDT Sep 24 Depth 22km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
M6.4 earthquake in Venezuela 20:51PDT Sep 24 Depth 22km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
#Earthquake
M6.1 earthquake in Venezuela 15:21PDT Sep 24 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
M6.1 earthquake in Venezuela 15:21PDT Sep 24 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
September 24, 2025 at 10:34 PM
#Earthquake
M6.1 earthquake in Venezuela 15:21PDT Sep 24 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
M6.1 earthquake in Venezuela 15:21PDT Sep 24 Depth 10km
Tsunami NOT expected for the US east coast, the Gulf of America states, or the eastern coast of Canada...
#Earthquake
M4.3 earthquake 70 miles SW of Sacramento, California 02:56PDT Sep 22 Depth 9km: Tsunami NOT expected
M4.3 earthquake 70 miles SW of Sacramento, California 02:56PDT Sep 22 Depth 9km: Tsunami NOT expected
September 22, 2025 at 10:01 AM
#Earthquake
M4.3 earthquake 70 miles SW of Sacramento, California 02:56PDT Sep 22 Depth 9km: Tsunami NOT expected
M4.3 earthquake 70 miles SW of Sacramento, California 02:56PDT Sep 22 Depth 9km: Tsunami NOT expected
#Earthquake
M5.5 earthquake 125 miles E of Amchitka, Alaska 02:30PDT Sep 21 Depth 35km: Tsunami NOT expected
M5.5 earthquake 125 miles E of Amchitka, Alaska 02:30PDT Sep 21 Depth 35km: Tsunami NOT expected
September 21, 2025 at 9:37 AM
#Earthquake
M5.5 earthquake 125 miles E of Amchitka, Alaska 02:30PDT Sep 21 Depth 35km: Tsunami NOT expected
M5.5 earthquake 125 miles E of Amchitka, Alaska 02:30PDT Sep 21 Depth 35km: Tsunami NOT expected
#Earthquake
M7.8 earthquake 260 miles SW of Bering I., Komandorski 11:58PDT Sep 18 Depth 10km
Do not re-occupy hazard zones until local emergency officials indicate it is ...
M7.8 earthquake 260 miles SW of Bering I., Komandorski 11:58PDT Sep 18 Depth 10km
Do not re-occupy hazard zones until local emergency officials indicate it is ...
September 18, 2025 at 9:08 PM
#Earthquake
M7.8 earthquake 260 miles SW of Bering I., Komandorski 11:58PDT Sep 18 Depth 10km
Do not re-occupy hazard zones until local emergency officials indicate it is ...
M7.8 earthquake 260 miles SW of Bering I., Komandorski 11:58PDT Sep 18 Depth 10km
Do not re-occupy hazard zones until local emergency officials indicate it is ...
September 18, 2025 at 8:11 PM