Hazard Notification System (HANS) for Volcanoes

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Alaska Volcano Observatory

2026-06-16 19:01:27 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

California Volcano Observatory

2026-06-16 18:14:12 UTC, Weekly Update

Hawaiian Volcano Observatory

2026-06-17 12:50:58 UTC, Information Statement

2026-06-16 18:43:44 UTC, Kilauea Daily Update


Recent Notices

AVO | CalVO | CVO | HVO | NMI | YVO

Alaska Volcano Observatory

2026-06-16 19:01:27 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-15 20:11:10 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-14 18:45:35 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-13 19:11:48 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-12 19:41:18 UTC, Great Sitkin, Kupreanof, Shishaldin Weekly Update

2026-06-11 20:34:35 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-10 18:29:09 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-09 18:15:37 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-08 20:08:46 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-06-07 19:32:31 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-06 19:15:04 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-05 19:45:47 UTC, Great Sitkin, Kupreanof, Shishaldin Weekly Update

2026-06-04 19:24:56 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-03 17:49:11 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-02 20:14:28 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-06-01 20:15:27 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-31 20:12:01 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-30 20:00:57 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-29 20:19:13 UTC, Great Sitkin, Kupreanof, Shishaldin Weekly Update

2026-05-28 20:07:47 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-27 20:03:16 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-26 20:11:33 UTC, Great Sitkin, Kupreanof, Shishaldin Daily Update

2026-05-25 19:02:31 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-24 19:53:13 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-23 18:03:50 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-22 19:49:46 UTC, Great Sitkin, Shishaldin, Kupreanof Weekly Update

2026-05-21 20:15:02 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-20 18:32:45 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-19 19:33:15 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

2026-05-18 19:41:09 UTC, Great Sitkin, Shishaldin, Kupreanof Daily Update

California Volcano Observatory

2026-06-16 18:14:12 UTC, Weekly Update

2026-06-11 16:49:11 UTC, Weekly Update

2026-06-02 17:21:08 UTC, Weekly Update

2026-05-26 19:00:56 UTC, Weekly Update

2026-05-19 18:21:38 UTC, Weekly Update

Cascades Volcano Observatory

2026-06-12 19:22:58 UTC, Cascade Range Weekly Update

2026-06-05 21:06:31 UTC, Cascade Range Weekly Update

2026-05-29 19:00:08 UTC, Cascade Range Weekly Update

2026-05-22 18:32:18 UTC, Cascade Range Weekly Update

Hawaiian Volcano Observatory

2026-06-17 12:50:58 UTC, Information Statement

2026-06-16 18:43:44 UTC, Kilauea Daily Update

2026-06-15 18:44:43 UTC, Kilauea Daily Update

2026-06-15 04:15:18 UTC, Kilauea Status Report YELLOW ADVISORY

2026-06-15 03:16:08 UTC, Kilauea Volcano Activity Notification YELLOW ADVISORY

2026-06-15 03:16:08 UTC, Kilauea Volcano Observatory Notice for Aviation YELLOW ADVISORY

2026-06-15 02:15:43 UTC, Kilauea Status Report ORANGE WATCH

2026-06-14 21:04:31 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-06-14 21:04:31 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-06-14 19:41:26 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-06-14 19:41:26 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-06-14 18:37:43 UTC, Kilauea Daily Update

2026-06-14 14:47:45 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-06-14 14:47:45 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-06-13 18:30:59 UTC, Kilauea Daily Update

2026-06-12 18:47:17 UTC, Kilauea Daily Update

2026-06-11 19:02:42 UTC, Kilauea Daily Update

2026-06-10 19:07:59 UTC, Kilauea Daily Update

2026-06-10 09:14:15 UTC, Information Statement

2026-06-09 18:12:34 UTC, Kilauea Daily Update

2026-06-08 18:36:02 UTC, Kilauea Daily Update

2026-06-07 18:08:53 UTC, Kilauea Daily Update

2026-06-06 18:11:06 UTC, Kilauea Daily Update

2026-06-05 19:00:48 UTC, Kilauea Daily Update

2026-06-04 19:56:38 UTC, Ofu-Olosega, Ta'u Island, Tutuila Island Monthly Update

2026-06-04 19:27:17 UTC, Mauna Loa, Hualalai, Haleakala, Mauna Kea, Kama'ehuakanaloa Monthly Update

2026-06-04 19:02:44 UTC, Kilauea Daily Update

2026-06-03 20:59:51 UTC, Kilauea Daily Update

2026-06-03 04:37:38 UTC, Information Statement

2026-06-02 22:46:55 UTC, Kilauea Daily Update

2026-06-02 01:11:56 UTC, Kilauea Status Report YELLOW ADVISORY

2026-06-01 23:47:07 UTC, Kilauea Volcano Activity Notification YELLOW ADVISORY

2026-06-01 23:47:07 UTC, Kilauea Volcano Observatory Notice for Aviation YELLOW ADVISORY

2026-06-01 19:18:35 UTC, Kilauea Daily Update

2026-06-01 17:13:28 UTC, Kilauea Status Report ORANGE WATCH

2026-06-01 15:44:34 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-06-01 15:44:34 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-06-01 14:47:34 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-06-01 14:47:34 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-05-31 18:06:16 UTC, Kilauea Daily Update

2026-05-31 03:49:28 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-05-31 03:49:28 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-05-30 18:19:16 UTC, Kilauea Daily Update

2026-05-29 18:49:11 UTC, Kilauea Daily Update

2026-05-28 18:57:03 UTC, Kilauea Daily Update

2026-05-27 16:58:51 UTC, Kilauea Daily Update

2026-05-26 19:19:52 UTC, Kilauea Daily Update

2026-05-25 19:00:13 UTC, Kilauea Daily Update

2026-05-24 19:10:23 UTC, Kilauea Daily Update

2026-05-23 19:14:18 UTC, Kilauea Daily Update

2026-05-23 08:42:49 UTC, Information Statement

2026-05-22 19:25:38 UTC, Kilauea Daily Update

2026-05-21 19:22:34 UTC, Kilauea Daily Update

2026-05-20 19:19:23 UTC, Kilauea Daily Update

2026-05-19 19:56:32 UTC, Kilauea Daily Update

2026-05-18 18:20:32 UTC, Kilauea Daily Update

Northern Mariana Islands

2026-06-11 21:59:33 UTC, Weekly Update

2026-06-11 20:01:16 UTC, Information Statement

2026-06-05 00:11:29 UTC, Weekly Update

2026-05-28 23:19:23 UTC, Weekly Update

2026-05-21 23:15:54 UTC, Weekly Update

Yellowstone Volcano Observatory

2026-06-01 16:55:15 UTC, Yellowstone Monthly Update

Elevated Volcanoes

Alaska Volcano Observatory

Great Sitkin 2026-06-16 19:01:27 UTC ORANGE WATCH
Kupreanof 2026-06-16 19:01:27 UTC YELLOW ADVISORY
Shishaldin 2026-06-16 19:01:27 UTC YELLOW ADVISORY

Hawaiian Volcano Observatory

Kilauea 2026-06-16 18:43:44 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 2026-05-05 22:31:29 UTC GREEN NORMAL
Atka volcanic complex 2026-04-13 23:47:50 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 2026-03-09 19:18:33 UTC GREEN NORMAL
Gareloi 2024-03-05 20:50:34 UTC GREEN NORMAL
Great Sitkin 2026-06-16 19:01:27 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 2026-03-16 00:47:22 UTC GREEN NORMAL
Korovin 2020-12-04 20:29:15 UTC GREEN NORMAL
Kupreanof 2026-06-16 19:01:27 UTC YELLOW ADVISORY
Little Sitkin 2022-07-14 22:40:33 UTC GREEN NORMAL
Mageik 2023-01-11 23:08:56 UTC GREEN NORMAL
Makushin 2020-12-16 00:59:56 UTC GREEN NORMAL
Martin 2023-01-11 23:08:56 UTC GREEN NORMAL
Novarupta 2022-03-18 23:33:23 UTC GREEN NORMAL
Okmok 2026-01-30 02:55:41 UTC GREEN NORMAL
Pavlof 2026-01-23 21:37:59 UTC GREEN NORMAL
Redoubt 2010-04-23 20:27:31 UTC GREEN NORMAL
Semisopochnoi 2026-02-27 20:55:44 UTC GREEN NORMAL
Shishaldin 2026-06-16 19:01:27 UTC YELLOW ADVISORY
Snowy Mountain 2022-03-18 23:33:23 UTC GREEN NORMAL
Spurr 2025-08-22 19:07:53 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
Westdahl 2026-03-09 19:18:33 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 2026-06-12 19:22:58 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 2025-08-25 22:38:40 UTC GREEN NORMAL
Mount St. Helens 2025-09-16 17:42:02 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 2026-06-04 19:27:17 UTC GREEN NORMAL
Hualalai 2026-06-04 19:27:17 UTC GREEN NORMAL
Kilauea 2026-06-16 18:43:44 UTC YELLOW ADVISORY
Mauna Kea 2026-06-04 19:27:17 UTC GREEN NORMAL
Mauna Loa 2026-06-04 19:27:17 UTC GREEN NORMAL
Ofu-Olosega 2026-06-04 19:56:38 UTC GREEN NORMAL
Ta'u Island 2026-06-04 19:56:38 UTC GREEN NORMAL
Tutuila Island 2026-06-04 19:56:38 UTC GREEN NORMAL

Yellowstone Volcano Observatory

Yellowstone 2026-06-01 16:55:15 UTC GREEN NORMAL