Hazard Notification System (HANS) for Volcanoes

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Last 24 Hours

Alaska Volcano Observatory

2024-04-26 19:47:02 UTC, Great Sitkin, Shishaldin Weekly Update

Cascades Volcano Observatory

2024-04-26 19:46:16 UTC, Cascade Range Weekly Update

Hawaiian Volcano Observatory

2024-04-26 20:23:25 UTC, Kilauea Daily Update


Recent Notices

AVO | CalVO | CVO | HVO | NMI | YVO

Alaska Volcano Observatory

2024-04-26 19:47:02 UTC, Great Sitkin, Shishaldin Weekly Update

2024-04-25 19:45:52 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-24 19:50:24 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-23 18:55:48 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-22 18:51:31 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-21 19:05:10 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-20 18:22:58 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-19 19:24:42 UTC, Great Sitkin, Shishaldin Weekly Update

2024-04-18 19:09:04 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-17 19:23:00 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-16 19:01:24 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-15 20:51:07 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-14 18:08:54 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-13 19:22:59 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-12 20:28:24 UTC, Great Sitkin, Shishaldin Weekly Update

2024-04-11 20:10:35 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-10 18:42:42 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-09 19:21:27 UTC, Great Sitkin, Shishaldin Daily Update

2024-04-09 15:34:55 UTC, Atka volcanic complex Volcano Observatory Notice for Aviation GREEN NORMAL

2024-04-09 15:34:55 UTC, Atka volcanic complex Volcano Activity Notification GREEN NORMAL

2024-04-08 19:38:45 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-07 20:20:22 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-06 20:41:43 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-05 20:10:36 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Weekly Update

2024-04-05 00:30:17 UTC, Spurr Information Statement GREEN NORMAL

2024-04-04 20:13:56 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-03 19:28:04 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-02 19:28:33 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2024-04-01 19:07:20 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Daily Update

2024-03-31 18:54:14 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Daily Update

2024-03-30 19:31:15 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Daily Update

2024-03-29 17:25:49 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Weekly Update

2024-03-28 21:11:59 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Daily Update

2024-03-28 05:06:18 UTC, Atka volcanic complex Volcano Observatory Notice for Aviation YELLOW ADVISORY

2024-03-28 05:06:18 UTC, Atka volcanic complex Volcano Activity Notification YELLOW ADVISORY

2024-03-27 21:59:19 UTC, Great Sitkin, Shishaldin Daily Update

California Volcano Observatory

2024-04-24 12:48:20 UTC, Weekly Update

2024-04-16 14:53:16 UTC, Weekly Update

2024-04-09 16:07:07 UTC, Weekly Update

2024-04-02 04:55:03 UTC, Weekly Update

Cascades Volcano Observatory

2024-04-26 19:46:16 UTC, Cascade Range Weekly Update

2024-04-19 21:35:50 UTC, Cascade Range Weekly Update

2024-04-12 18:53:13 UTC, Cascade Range Weekly Update

2024-04-05 19:49:54 UTC, Cascade Range Weekly Update

2024-03-29 18:52:10 UTC, Cascade Range Weekly Update

Hawaiian Volcano Observatory

2024-04-26 20:23:25 UTC, Kilauea Daily Update

2024-04-25 20:23:31 UTC, Kilauea Daily Update

2024-04-24 19:29:21 UTC, Kilauea Daily Update

2024-04-23 18:59:20 UTC, Kilauea Daily Update

2024-04-22 18:43:43 UTC, Kilauea Daily Update

2024-04-21 20:21:25 UTC, Kilauea Daily Update

2024-04-20 21:28:25 UTC, Kilauea Daily Update

2024-04-16 21:13:26 UTC, Kilauea Weekly Update

2024-04-09 18:46:10 UTC, Kilauea Weekly Update

2024-04-04 18:20:34 UTC, Mauna Loa, Hualalai, Haleakala, Mauna Kea, Kama'ehuakanaloa Monthly Update

2024-04-04 18:08:24 UTC, Ofu-Olosega, Ta'u Island, Tutuila Island Monthly Update

2024-04-02 18:57:55 UTC, Kilauea Weekly Update

Northern Mariana Islands Volcano Observatory

2024-04-25 23:23:57 UTC, Weekly Update

2024-04-18 19:59:04 UTC, Weekly Update

2024-04-11 23:06:45 UTC, Ahyi Seamount Weekly Update

2024-04-09 17:46:52 UTC, Ahyi Seamount Volcano Activity Notification UNASSIGNED UNASSIGNED

2024-04-09 17:46:52 UTC, Ahyi Seamount Volcano Observatory Notice for Aviation UNASSIGNED UNASSIGNED

2024-04-05 14:05:34 UTC, Ahyi Seamount Weekly Update

2024-03-28 22:25:35 UTC, Ahyi Seamount Weekly Update

Yellowstone Volcano Observatory

2024-04-01 18:16:04 UTC, Yellowstone Monthly Update

Elevated Volcanoes

Alaska Volcano Observatory

Great Sitkin 2024-04-26 19:47:02 UTC ORANGE WATCH
Shishaldin 2024-04-26 19:47:02 UTC YELLOW ADVISORY

Hawaiian Volcano Observatory

Kilauea 2024-04-26 20:23:25 UTC YELLOW ADVISORY


Common Alerting Protocol RSS Feed

Monitored Volcanoes

Alaska Volcano Observatory

Akutan 2019-09-06 18:29:39 UTC GREEN NORMAL
Alaskan Volcanoes 2010-08-20 20:39:48 UTC GREEN NORMAL
Atka volcanic complex 2024-04-09 15:34:55 UTC GREEN NORMAL
Augustine 2019-09-06 18:29:39 UTC GREEN NORMAL
Cleveland 2023-08-25 19:30:10 UTC GREEN NORMAL
Dutton 2019-09-06 18:29:39 UTC GREEN NORMAL
Edgecumbe 2024-02-09 19:57:42 UTC GREEN NORMAL
Gareloi 2024-03-05 20:50:34 UTC GREEN NORMAL
Great Sitkin 2024-04-26 19:47:02 UTC ORANGE WATCH
Griggs 2022-03-18 23:33:23 UTC GREEN NORMAL
Iliamna 2023-06-09 19:53:51 UTC GREEN NORMAL
Isanotski UTC GREEN NORMAL
Kanaga 2024-02-27 20:55:59 UTC GREEN NORMAL
Katmai 2023-12-06 03:48:47 UTC GREEN NORMAL
Korovin 2020-12-04 20:29:15 UTC GREEN NORMAL
Little Sitkin 2022-07-14 22:40:33 UTC GREEN NORMAL
Mageik 2023-01-11 23:08:56 UTC GREEN NORMAL
Makushin 2020-09-08 21:52:54 UTC GREEN NORMAL
Martin 2023-01-11 23:08:56 UTC GREEN NORMAL
Novarupta 2022-03-18 23:33:23 UTC GREEN NORMAL
Okmok 2021-12-10 23:02:42 UTC GREEN NORMAL
Pavlof 2023-01-20 20:29:55 UTC GREEN NORMAL
Redoubt 2010-04-23 20:27:31 UTC GREEN NORMAL
Semisopochnoi 2023-08-04 22:57:33 UTC GREEN NORMAL
Shishaldin 2024-04-26 19:47:02 UTC YELLOW ADVISORY
Snowy Mountain 2022-03-18 23:33:23 UTC GREEN NORMAL
Spurr 2024-04-05 00:30:17 UTC GREEN NORMAL
Takawangha 2024-01-29 23:13:47 UTC GREEN NORMAL
Tanaga 2024-01-29 23:13:47 UTC GREEN NORMAL
Trident 2024-01-10 20:04:36 UTC GREEN NORMAL
Ugashik-Peulik 2022-10-19 23:05:08 UTC GREEN NORMAL
Ukinrek Maars 2022-10-19 23:05:08 UTC GREEN NORMAL
Veniaminof 2021-07-09 21:30:29 UTC GREEN NORMAL

California Volcano Observatory

Clear Lake Volcanic Field UTC GREEN NORMAL
Coso Volcanic Field 2019-07-11 23:36:44 UTC GREEN NORMAL
Lassen Volcanic Center 2009-11-18 16:05:08 UTC GREEN NORMAL
Long Valley Caldera 2012-01-13 01:46:31 UTC GREEN NORMAL
Mammoth Mountain UTC GREEN NORMAL
Medicine Lake volcano UTC GREEN NORMAL
Mono Lake Volcanic Field UTC GREEN NORMAL
Mono-Inyo Craters UTC GREEN NORMAL
Mount Shasta UTC GREEN NORMAL
Salton Buttes UTC GREEN NORMAL
Ubehebe Craters UTC GREEN NORMAL

Cascades Volcano Observatory

Cascade Range 2024-04-26 19:46:16 UTC GREEN NORMAL
Crater Lake UTC GREEN NORMAL
Glacier Peak UTC GREEN NORMAL
Mount Adams UTC GREEN NORMAL
Mount Baker UTC GREEN NORMAL
Mount Hood 2021-06-06 04:38:06 UTC GREEN NORMAL
Mount Jefferson UTC GREEN NORMAL
Mount Rainier UTC GREEN NORMAL
Mount St. Helens 2023-10-30 22:53:25 UTC GREEN NORMAL
Newberry 2022-04-04 18:31:38 UTC GREEN NORMAL
Three Sisters 2022-01-31 20:45:17 UTC GREEN NORMAL

Hawaiian Volcano Observatory

Haleakala 2024-04-04 18:20:34 UTC GREEN NORMAL
Hualalai 2024-04-04 18:20:34 UTC GREEN NORMAL
Kilauea 2024-04-26 20:23:25 UTC YELLOW ADVISORY
Mauna Kea 2024-04-04 18:20:34 UTC GREEN NORMAL
Mauna Loa 2024-04-04 18:20:34 UTC GREEN NORMAL
Ofu-Olosega 2024-04-04 18:08:24 UTC GREEN NORMAL
Ta'u Island 2024-04-04 18:08:24 UTC GREEN NORMAL
Tutuila Island 2024-04-04 18:08:24 UTC GREEN NORMAL

Yellowstone Volcano Observatory

Yellowstone 2024-04-01 18:16:04 UTC GREEN NORMAL