Hazard Notification System (HANS) for Volcanoes

Home | VONAs | Volcano Notice Search | Resources


USGS Volcano Notifications

Back

Last 24 Hours

Alaska Volcano Observatory

2026-05-02 18:43:55 UTC, Great Sitkin, Shishaldin Daily Update

Hawaiian Volcano Observatory

2026-05-02 19:10:32 UTC, Kilauea Daily Update


Recent Notices

AVO | CalVO | CVO | HVO | NMI | YVO

Alaska Volcano Observatory

2026-05-02 18:43:55 UTC, Great Sitkin, Shishaldin Daily Update

2026-05-01 18:59:20 UTC, Great Sitkin, Shishaldin Weekly Update

2026-04-30 18:42:22 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-29 19:44:16 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-28 20:00:04 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-27 20:55:53 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-26 20:43:59 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-25 20:56:29 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-24 20:04:21 UTC, Great Sitkin, Shishaldin Weekly Update

2026-04-23 20:36:10 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-22 19:15:22 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-21 19:08:36 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-20 19:59:32 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-19 19:05:06 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-18 18:23:50 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-17 18:24:49 UTC, Great Sitkin, Shishaldin Weekly Update

2026-04-16 17:31:59 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-15 18:18:10 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-14 18:13:25 UTC, Great Sitkin, Shishaldin Daily Update

2026-04-13 23:47:50 UTC, Atka volcanic complex Volcano Activity Notification GREEN NORMAL

2026-04-13 23:47:50 UTC, Atka volcanic complex Volcano Observatory Notice for Aviation GREEN NORMAL

2026-04-13 19:20:40 UTC, Great Sitkin, Shishaldin, Atka volcanic complex Daily Update

2026-04-12 18:19:51 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-11 18:29:51 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-10 19:37:12 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Weekly Update

2026-04-09 19:24:36 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-08 19:39:08 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-07 20:58:49 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-06 20:05:36 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-05 19:37:35 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-04 19:04:03 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

2026-04-03 19:03:11 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Weekly Update

2026-04-02 18:57:12 UTC, Atka volcanic complex, Great Sitkin, Shishaldin Daily Update

California Volcano Observatory

2026-04-28 18:11:51 UTC, Weekly Update

2026-04-21 17:06:55 UTC, Weekly Update

2026-04-14 17:39:43 UTC, Weekly Update

2026-04-07 17:29:41 UTC, Weekly Update

Cascades Volcano Observatory

2026-05-01 18:32:01 UTC, Cascade Range Weekly Update

2026-04-24 19:44:14 UTC, Cascade Range Weekly Update

2026-04-17 21:34:31 UTC, Cascade Range Weekly Update

2026-04-10 19:05:49 UTC, Cascade Range Weekly Update

2026-04-03 18:15:50 UTC, Cascade Range Weekly Update

Hawaiian Volcano Observatory

2026-05-02 19:10:32 UTC, Kilauea Daily Update

2026-05-01 18:53:48 UTC, Kilauea Daily Update

2026-04-30 18:29:19 UTC, Kilauea Daily Update

2026-04-29 19:30:04 UTC, Kilauea Daily Update

2026-04-28 18:54:10 UTC, Kilauea Daily Update

2026-04-27 19:09:58 UTC, Kilauea Daily Update

2026-04-26 18:47:22 UTC, Kilauea Daily Update

2026-04-25 18:25:16 UTC, Kilauea Daily Update

2026-04-24 18:59:28 UTC, Kilauea Daily Update

2026-04-23 21:24:31 UTC, Kilauea Status Report YELLOW ADVISORY

2026-04-23 20:13:48 UTC, Kilauea Volcano Activity Notification YELLOW ADVISORY

2026-04-23 20:13:48 UTC, Kilauea Volcano Observatory Notice for Aviation YELLOW ADVISORY

2026-04-23 18:53:49 UTC, Kilauea Daily Update

2026-04-23 16:35:33 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-04-23 16:35:33 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-04-23 12:12:16 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-04-23 12:12:16 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-04-22 18:58:55 UTC, Kilauea Daily Update

2026-04-22 01:33:47 UTC, Kilauea Information Statement ORANGE WATCH

2026-04-21 18:43:26 UTC, Kilauea Daily Update

2026-04-21 07:16:39 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-04-21 07:16:39 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-04-20 17:53:51 UTC, Kilauea Daily Update

2026-04-19 18:27:57 UTC, Kilauea Daily Update

2026-04-18 18:48:25 UTC, Kilauea, Kilauea Daily Update

2026-04-17 17:16:01 UTC, Kilauea, Kilauea Daily Update

2026-04-16 19:00:46 UTC, Kilauea Daily Update

2026-04-15 17:48:26 UTC, Kilauea Daily Update

2026-04-14 19:00:08 UTC, Kilauea Daily Update

2026-04-13 18:33:01 UTC, Kilauea Daily Update

2026-04-12 17:30:40 UTC, Kilauea Daily Update

2026-04-12 17:20:23 UTC, Information Statement

2026-04-11 17:25:14 UTC, Kilauea Daily Update

2026-04-10 19:25:15 UTC, Kilauea Daily Update

2026-04-10 06:52:54 UTC, Kilauea Status Report YELLOW ADVISORY

2026-04-10 06:02:36 UTC, Kilauea Volcano Activity Notification YELLOW ADVISORY

2026-04-10 06:02:36 UTC, Kilauea Volcano Observatory Notice for Aviation YELLOW ADVISORY

2026-04-10 03:31:42 UTC, Kilauea Volcano Activity Notification RED WATCH

2026-04-10 03:31:42 UTC, Kilauea Volcano Observatory Notice for Aviation RED WATCH

2026-04-10 00:27:56 UTC, Kilauea Status Report RED WARNING

2026-04-09 22:36:57 UTC, Kilauea Volcano Observatory Notice for Aviation RED WARNING

2026-04-09 22:36:57 UTC, Kilauea Volcano Activity Notification RED WARNING

2026-04-09 21:22:15 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-04-09 21:22:15 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-04-09 18:17:27 UTC, Kilauea Daily Update

2026-04-08 19:40:06 UTC, Kilauea Volcano Activity Notification ORANGE WATCH

2026-04-08 19:40:06 UTC, Kilauea Volcano Observatory Notice for Aviation ORANGE WATCH

2026-04-08 18:21:03 UTC, Kilauea Daily Update

2026-04-07 19:14:26 UTC, Kilauea Daily Update

2026-04-06 18:44:19 UTC, Kilauea Daily Update

2026-04-05 22:58:01 UTC, Information Statement

2026-04-05 19:08:27 UTC, Kilauea Daily Update

2026-04-04 18:23:20 UTC, Kilauea Daily Update

2026-04-03 19:30:02 UTC, Kilauea Daily Update

2026-04-03 03:49:46 UTC, Kilauea Information Statement ORANGE WATCH

2026-04-02 18:49:22 UTC, Ofu-Olosega, Ta'u Island, Tutuila Island Monthly Update

2026-04-02 18:36:46 UTC, Mauna Loa, Hualalai, Haleakala, Mauna Kea, Kama'ehuakanaloa Monthly Update

2026-04-02 18:17:45 UTC, Kilauea Daily Update

Northern Mariana Islands

2026-04-30 21:53:10 UTC, Weekly Update

2026-04-23 23:03:56 UTC, Weekly Update

2026-04-16 22:02:30 UTC, Ahyi Seamount Weekly Update

2026-04-09 19:57:19 UTC, Ahyi Seamount Weekly Update

2026-04-02 22:34:56 UTC, Weekly Update

Yellowstone Volcano Observatory

2026-05-01 20:22:22 UTC, Yellowstone Monthly Update

Elevated Volcanoes

Alaska Volcano Observatory

Great Sitkin 2026-05-02 18:43:55 UTC ORANGE WATCH
Shishaldin 2026-05-02 18:43:55 UTC YELLOW ADVISORY

Hawaiian Volcano Observatory

Kilauea 2026-05-02 19:10:32 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 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 2026-05-02 18:43:55 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
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 2026-05-02 18:43:55 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 2026-05-01 18:32:01 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 2026-04-02 18:36:46 UTC GREEN NORMAL
Hualalai 2026-04-02 18:36:46 UTC GREEN NORMAL
Kilauea 2026-05-02 19:10:32 UTC YELLOW ADVISORY
Mauna Kea 2026-04-02 18:36:46 UTC GREEN NORMAL
Mauna Loa 2026-04-02 18:36:46 UTC GREEN NORMAL
Ofu-Olosega 2026-04-02 18:49:22 UTC GREEN NORMAL
Ta'u Island 2026-04-02 18:49:22 UTC GREEN NORMAL
Tutuila Island 2026-04-02 18:49:22 UTC GREEN NORMAL

Yellowstone Volcano Observatory

Yellowstone 2026-05-01 20:22:22 UTC GREEN NORMAL