Hazard Notification System (HANS) for Volcanoes
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Alaska Volcano Observatory
2025-07-14 20:07:01 UTC, Great Sitkin, Spurr Daily UpdateCascades Volcano Observatory
2025-07-14 18:43:51 UTC, Mount Rainier Status Report GREEN NORMALHawaiian Volcano Observatory
2025-07-14 19:02:01 UTC, Kilauea Daily UpdateRecent Notices
AVO | CalVO | CVO | HVO | NMI | YVOAlaska Volcano Observatory
2025-07-14 20:07:01 UTC, Great Sitkin, Spurr Daily Update2025-07-13 18:52:47 UTC, Great Sitkin, Spurr Daily Update
2025-07-12 19:03:42 UTC, Great Sitkin, Spurr Daily Update
2025-07-11 21:17:35 UTC, Great Sitkin, Spurr Weekly Update
2025-07-10 18:58:25 UTC, Great Sitkin, Spurr Daily Update
2025-07-09 19:00:24 UTC, Great Sitkin, Spurr Daily Update
2025-07-08 18:23:06 UTC, Great Sitkin, Spurr Daily Update
2025-07-07 19:32:10 UTC, Great Sitkin, Spurr Daily Update
2025-07-06 17:18:23 UTC, Great Sitkin, Spurr Daily Update
2025-07-05 18:13:45 UTC, Great Sitkin, Spurr Daily Update
2025-07-04 17:37:25 UTC, Great Sitkin, Spurr, Iliamna Weekly Update
2025-07-03 19:35:40 UTC, Great Sitkin, Spurr Daily Update
2025-07-02 19:01:21 UTC, Great Sitkin, Spurr Daily Update
2025-07-01 19:52:51 UTC, Great Sitkin, Spurr Daily Update
2025-07-01 19:41:44 UTC, Iliamna Volcano Observatory Notice for Aviation GREEN NORMAL
2025-07-01 19:41:44 UTC, Iliamna Volcano Activity Notification GREEN NORMAL
2025-06-30 19:38:21 UTC, Great Sitkin, Spurr Daily Update
2025-06-29 21:30:06 UTC, Great Sitkin, Spurr Daily Update
2025-06-28 20:14:30 UTC, Great Sitkin, Spurr Daily Update
2025-06-27 18:50:22 UTC, Great Sitkin, Spurr Weekly Update
2025-06-26 20:06:47 UTC, Great Sitkin, Spurr Daily Update
2025-06-25 19:46:18 UTC, Great Sitkin, Spurr Daily Update
2025-06-24 20:06:23 UTC, Great Sitkin, Spurr Daily Update
2025-06-23 19:54:12 UTC, Great Sitkin, Spurr Daily Update
2025-06-22 18:36:20 UTC, Spurr, Great Sitkin Daily Update
2025-06-20 21:05:26 UTC, Spurr, Great Sitkin Weekly Update
2025-06-19 19:11:06 UTC, Spurr, Great Sitkin Daily Update
2025-06-18 19:30:57 UTC, Spurr, Great Sitkin Daily Update
2025-06-17 19:43:09 UTC, Spurr, Great Sitkin Daily Update
2025-06-16 20:15:56 UTC, Spurr, Great Sitkin, Iliamna Daily Update
2025-06-15 18:37:23 UTC, Spurr, Great Sitkin Daily Update
2025-06-15 18:19:47 UTC, Iliamna Information Statement UNASSIGNED UNASSIGNED
2025-06-14 17:57:59 UTC, Spurr, Great Sitkin Daily Update
California Volcano Observatory
2025-07-08 17:36:56 UTC, Weekly Update2025-07-01 16:37:25 UTC, Weekly Update
2025-06-24 17:37:25 UTC, Weekly Update
2025-06-17 16:06:25 UTC, Weekly Update
Cascades Volcano Observatory
2025-07-14 18:43:51 UTC, Mount Rainier Status Report GREEN NORMAL2025-07-13 15:03:03 UTC, Mount Rainier Status Report GREEN NORMAL
2025-07-12 15:06:54 UTC, Mount Rainier Status Report GREEN NORMAL
2025-07-11 20:07:21 UTC, Cascade Range Weekly Update
2025-07-11 16:12:22 UTC, Mount Rainier Status Report GREEN NORMAL
2025-07-10 16:25:51 UTC, Mount Rainier Status Report GREEN NORMAL
2025-07-09 16:30:48 UTC, Mount Rainier Status Report GREEN NORMAL
2025-07-08 16:26:42 UTC, Mount Rainier Information Statement GREEN NORMAL
2025-07-03 23:46:48 UTC, Cascade Range Weekly Update
2025-06-27 22:02:13 UTC, Cascade Range Weekly Update
2025-06-20 17:19:02 UTC, Cascade Range Weekly Update
Hawaiian Volcano Observatory
2025-07-14 19:02:01 UTC, Kilauea Daily Update2025-07-13 19:06:31 UTC, Kilauea Daily Update
2025-07-12 19:31:18 UTC, Kilauea Daily Update
2025-07-11 19:13:12 UTC, Kilauea Daily Update
2025-07-10 19:24:27 UTC, Kilauea Daily Update
2025-07-09 23:49:51 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-07-09 23:49:51 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-07-09 19:15:08 UTC, Kilauea Daily Update
2025-07-09 15:11:51 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-07-09 15:11:51 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-07-08 18:32:01 UTC, Kilauea Daily Update
2025-07-07 19:27:09 UTC, Kilauea Daily Update
2025-07-06 16:40:07 UTC, Kilauea Daily Update
2025-07-05 18:30:06 UTC, Kilauea Daily Update
2025-07-04 17:15:37 UTC, Kilauea Daily Update
2025-07-03 20:45:05 UTC, Ofu-Olosega, Ta'u Island, Tutuila Island Monthly Update
2025-07-03 20:06:03 UTC, Mauna Loa, Hualalai, Haleakala, Mauna Kea, Kama'ehuakanaloa Monthly Update
2025-07-03 18:50:08 UTC, Kilauea Daily Update
2025-07-02 19:20:59 UTC, Kilauea Daily Update
2025-07-01 18:52:21 UTC, Kilauea Daily Update
2025-06-30 19:04:00 UTC, Kilauea Daily Update
2025-06-30 06:20:06 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-30 06:20:06 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-29 19:31:07 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-29 19:31:07 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-28 20:05:23 UTC, Kilauea Daily Update
2025-06-28 18:50:19 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-28 18:50:19 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-27 18:24:49 UTC, Kilauea Daily Update
2025-06-26 19:59:33 UTC, Kilauea Daily Update
2025-06-25 20:27:58 UTC, Kilauea Daily Update
2025-06-24 19:46:38 UTC, Kilauea Daily Update
2025-06-23 19:21:43 UTC, Kilauea Daily Update
2025-06-22 19:11:16 UTC, Kilauea Daily Update
2025-06-21 20:06:24 UTC, Kilauea Daily Update
2025-06-20 20:58:41 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-20 20:58:41 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-20 12:10:34 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-20 12:10:34 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-20 09:54:33 UTC, Kilauea Volcano Activity Notification ORANGE WATCH
2025-06-20 09:54:33 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH
2025-06-19 18:13:56 UTC, Kilauea Daily Update
2025-06-18 19:33:37 UTC, Kilauea Daily Update
2025-06-17 18:38:48 UTC, Kilauea Daily Update
2025-06-16 18:49:49 UTC, Kilauea Daily Update
2025-06-15 18:36:15 UTC, Kilauea Daily Update
2025-06-14 18:13:01 UTC, Kilauea Daily Update
Northern Mariana Islands
2025-07-10 22:18:24 UTC, Ahyi Seamount Weekly Update2025-07-03 21:25:38 UTC, Ahyi Seamount Weekly Update
2025-06-27 00:53:36 UTC, Ahyi Seamount Weekly Update
2025-06-19 19:54:45 UTC, Ahyi Seamount Weekly Update
Yellowstone Volcano Observatory
2025-07-01 16:27:58 UTC, Yellowstone Monthly UpdateElevated Volcanoes
Alaska Volcano Observatory
Great Sitkin 2025-07-14 20:07:01 UTC ORANGE WATCHSpurr 2025-07-14 20:07:01 UTC YELLOW ADVISORY
Hawaiian Volcano Observatory
Kilauea 2025-07-14 19:02:01 UTC ORANGE WATCHNorthern Mariana Islands
Ahyi Seamount 2025-07-10 22:18:24 UTC YELLOW ADVISORYCommon Alerting Protocol RSS Feed
Monitored Volcanoes
Alaska Volcano Observatory
Akutan 2019-09-06 18:29:39 UTC GREEN NORMALAlaskan Volcanoes 2010-08-20 20:39:48 UTC GREEN NORMAL
Aniakchak 2024-07-08 20:52:29 UTC GREEN NORMAL
Atka volcanic complex 2025-05-05 20:00:48 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 2025-07-14 20:07:01 UTC ORANGE WATCH
Griggs 2022-03-18 23:33:23 UTC GREEN NORMAL
Iliamna 2025-07-04 17:37:25 UTC GREEN NORMAL
Isanotski UTC GREEN NORMAL
Kanaga 2024-02-27 20:55:59 UTC GREEN NORMAL
Katmai 2025-04-11 20:23:15 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
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 2025-07-14 20:07:01 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 NORMALCoso 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 2025-07-11 20:07:21 UTC GREEN NORMALCrater 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 2025-07-14 18:43:51 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 2025-07-03 20:06:03 UTC GREEN NORMALHualalai 2025-07-03 20:06:03 UTC GREEN NORMAL
Kilauea 2025-07-14 19:02:01 UTC ORANGE WATCH
Mauna Kea 2025-07-03 20:06:03 UTC GREEN NORMAL
Mauna Loa 2025-07-03 20:06:03 UTC GREEN NORMAL
Ofu-Olosega 2025-07-03 20:45:05 UTC GREEN NORMAL
Ta'u Island 2025-07-03 20:45:05 UTC GREEN NORMAL
Tutuila Island 2025-07-03 20:45:05 UTC GREEN NORMAL