Hazard Notification System (HANS) for Volcanoes

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Last 24 Hours

Alaska Volcano Observatory

2024-12-21 20:01:26 UTC, Great Sitkin, Spurr Daily Update

Hawaiian Volcano Observatory

2024-12-21 18:32:56 UTC, Kilauea Daily Update


Recent Notices

AVO | CalVO | CVO | HVO | NMI | YVO

Alaska Volcano Observatory

2024-12-21 20:01:26 UTC, Great Sitkin, Spurr Daily Update

2024-12-20 20:17:37 UTC, Great Sitkin, Spurr Weekly Update

2024-12-19 19:03:34 UTC, Great Sitkin, Spurr Daily Update

2024-12-18 19:54:19 UTC, Great Sitkin, Spurr Daily Update

2024-12-17 20:01:24 UTC, Great Sitkin, Spurr Daily Update

2024-12-16 19:56:53 UTC, Great Sitkin, Spurr Daily Update

2024-12-15 19:56:51 UTC, Great Sitkin, Spurr Daily Update

2024-12-14 19:38:39 UTC, Great Sitkin, Spurr Daily Update

2024-12-13 20:26:34 UTC, Great Sitkin, Spurr Weekly Update

2024-12-12 21:14:46 UTC, Great Sitkin, Spurr Daily Update

2024-12-11 20:34:55 UTC, Great Sitkin, Spurr Daily Update

2024-12-10 21:28:51 UTC, Great Sitkin, Spurr Daily Update

2024-12-09 21:13:00 UTC, Great Sitkin, Spurr Daily Update

2024-12-08 19:14:56 UTC, Great Sitkin, Spurr Daily Update

2024-12-07 20:41:05 UTC, Great Sitkin, Spurr Daily Update

2024-12-06 20:53:33 UTC, Great Sitkin, Spurr Weekly Update

2024-12-05 20:01:40 UTC, Great Sitkin, Spurr Daily Update

2024-12-04 20:01:18 UTC, Great Sitkin, Spurr Daily Update

2024-12-03 19:43:24 UTC, Great Sitkin, Spurr Daily Update

2024-12-02 20:58:47 UTC, Great Sitkin, Spurr Daily Update

2024-12-01 19:44:58 UTC, Great Sitkin, Spurr Daily Update

2024-11-30 19:41:30 UTC, Great Sitkin, Spurr Daily Update

2024-11-29 19:25:58 UTC, Great Sitkin, Spurr Weekly Update

2024-11-28 20:16:13 UTC, Great Sitkin, Spurr Daily Update

2024-11-27 18:55:30 UTC, Great Sitkin, Spurr Daily Update

2024-11-26 19:20:47 UTC, Great Sitkin, Spurr Daily Update

2024-11-25 20:22:22 UTC, Great Sitkin, Spurr Daily Update

2024-11-24 19:31:49 UTC, Great Sitkin, Spurr Daily Update

2024-11-23 18:51:16 UTC, Great Sitkin, Spurr Daily Update

2024-11-22 20:02:47 UTC, Great Sitkin, Spurr Weekly Update

2024-11-21 20:37:16 UTC, Great Sitkin, Spurr Daily Update

California Volcano Observatory

2024-12-17 16:51:17 UTC, Weekly Update

2024-12-10 18:43:38 UTC, Weekly Update

2024-12-03 18:26:25 UTC, Weekly Update

2024-11-26 17:58:43 UTC, Weekly Update

Cascades Volcano Observatory

2024-12-20 22:20:43 UTC, Cascade Range Weekly Update

2024-12-18 21:47:10 UTC, Newberry Information Statement GREEN NORMAL

2024-12-13 21:03:21 UTC, Cascade Range Weekly Update

2024-12-06 19:30:16 UTC, Cascade Range Weekly Update

2024-11-29 22:44:47 UTC, Cascade Range Weekly Update

2024-11-22 18:39:13 UTC, Cascade Range Weekly Update

Hawaiian Volcano Observatory

2024-12-21 18:32:56 UTC, Kilauea Daily Update

2024-12-20 18:42:59 UTC, Kilauea Daily Update

2024-12-20 07:22:37 UTC, Information Statement

2024-12-19 18:47:10 UTC, Kilauea Daily Update

2024-12-18 19:19:33 UTC, Kilauea Daily Update

2024-12-17 19:10:16 UTC, Kilauea Weekly Update

2024-12-10 20:15:05 UTC, Kilauea Weekly Update

2024-12-05 20:25:03 UTC, Ofu-Olosega, Ta'u Island, Tutuila Island Monthly Update

2024-12-05 20:06:05 UTC, Mauna Loa, Hualalai, Haleakala, Mauna Kea, Kama'ehuakanaloa Monthly Update

2024-12-04 01:06:50 UTC, Information Statement

2024-12-03 22:08:05 UTC, Kilauea Weekly Update

2024-11-30 19:26:58 UTC, Information Statement

2024-11-26 18:49:06 UTC, Kilauea Weekly Update

Northern Mariana Islands Volcano Observatory

2024-12-20 00:50:30 UTC, Ahyi Seamount Weekly Update

2024-12-13 00:08:08 UTC, Ahyi Seamount Weekly Update

2024-12-06 00:39:34 UTC, Ahyi Seamount Weekly Update

2024-11-29 01:00:09 UTC, Ahyi Seamount Weekly Update

2024-11-21 22:45:53 UTC, Ahyi Seamount Weekly Update

Yellowstone Volcano Observatory

2024-12-02 19:40:43 UTC, Yellowstone Monthly Update

Elevated Volcanoes

Alaska Volcano Observatory

Great Sitkin 2024-12-21 20:01:26 UTC ORANGE WATCH
Spurr 2024-12-21 20:01:26 UTC YELLOW ADVISORY

Hawaiian Volcano Observatory

Kilauea 2024-12-21 18:32:56 UTC YELLOW ADVISORY

Northern Mariana Islands Volcano Observatory

Ahyi Seamount 2024-12-20 00:50:30 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
Aniakchak 2024-07-08 20:52:29 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 2024-07-08 21:06:48 UTC GREEN NORMAL
Dutton 2019-09-06 18:29:39 UTC GREEN NORMAL
Edgecumbe 2024-02-09 19:57:42 UTC GREEN NORMAL
Fisher 2024-05-13 23:43:30 UTC GREEN NORMAL
Gareloi 2024-03-05 20:50:34 UTC GREEN NORMAL
Great Sitkin 2024-12-21 20:01:26 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 2024-11-18 08:09:31 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 2024-08-30 19:02:18 UTC GREEN NORMAL
Snowy Mountain 2022-03-18 23:33:23 UTC GREEN NORMAL
Spurr 2024-12-21 20:01:26 UTC YELLOW ADVISORY
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
Westdahl 2024-05-13 23:43:30 UTC GREEN NORMAL
Wrangell 2024-10-01 18:04:56 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 2024-12-20 22:20:43 UTC GREEN NORMAL
Crater Lake UTC GREEN NORMAL
Glacier Peak UTC GREEN NORMAL
Mount Adams 2024-10-03 19:37:15 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 2024-12-18 21:47:10 UTC GREEN NORMAL
Three Sisters 2022-01-31 20:45:17 UTC GREEN NORMAL

Hawaiian Volcano Observatory

Haleakala 2024-12-05 20:06:05 UTC GREEN NORMAL
Hualalai 2024-12-05 20:06:05 UTC GREEN NORMAL
Kilauea 2024-12-21 18:32:56 UTC YELLOW ADVISORY
Mauna Kea 2024-12-05 20:06:05 UTC GREEN NORMAL
Mauna Loa 2024-12-05 20:06:05 UTC GREEN NORMAL
Ofu-Olosega 2024-12-05 20:25:03 UTC GREEN NORMAL
Ta'u Island 2024-12-05 20:25:03 UTC GREEN NORMAL
Tutuila Island 2024-12-05 20:25:03 UTC GREEN NORMAL

Northern Mariana Islands Volcano Observatory

Ahyi Seamount 2024-12-20 00:50:30 UTC YELLOW ADVISORY

Yellowstone Volcano Observatory

Yellowstone 2024-12-02 19:40:43 UTC GREEN NORMAL