[{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMAK01 PAVO 011642   \nVONA\nDTG:                    20261001\/1642Z\nVOLCANO:                GARELOI 311070\nPSN:                    N5147 W17848\nAREA:                   ALASKA\nSOURCE ELEV:            5161FT AMSL\nNOTICE NR:              2026\/01\nCURRENT COLOUR CODE:    YELLOW\nPREVIOUS COLOUR CODE:   GREEN\nSVO:                    ALASKA VOLCANO OBSERVATORY\nACT STS:                ERUPTION OCCURRED\nONSET:                  20261001\/1527Z\nDUR:                    1 MIN\nVA CLD HGT:             UNKNOWN\nHGT SOURCE:             SATELLITE\nMOV:                    UNKNOWN\nCTC:                    AVO DUTY SCIENTIST 907-786-7497\nRMK:                    A SINGLE BRIEF EXPLOSION DETECTED IN GEOPHYSICAL DATA. UNKNOWN IF VA CLOUD WAS\n                        PRODUCTED, BUT IF SO, EMMISSIONS WOULD BE MINOR DUE TO THE SHORT DURATION OF THE\n                        EXPLOSION. NOTHING SEEN IN SATELLITE DATA WITH MET CLOUD TOPS AT 20,000 AMSL\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"A single brief explosion was detected in geophysical data at 07:27 AM AKDT (15:27 UTC). Aviation Color Code\/ Volcano Alert Level was changed to YELLOW\/ADVISORY. It is unknown if an ash cloud was produced due to cloud cover at the volcano.","sentUtc":"2026-10-01","obs":"avo","vName":"Gareloi","vnum":"311070","noticeId":"DOI-USGS-AVO-2026-10-01T15:57:08+00:00","colorCode":"YELLOW","alertLevel":"ADVISORY","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-AVO-2026-10-01T15:57:08+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-AVO-2026-10-01T15:57:08+00:00","nvewsThreat":"High Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMPA01 PHVO 291754   \nVONA\nDTG:                    20260929\/1754Z\nVOLCANO:                KILAUEA 332010\nPSN:                    N1925 W15517\nAREA:                   HAWAII\nSOURCE ELEV:            4091FT AMSL\nNOTICE NR:              2026\/63\nCURRENT COLOUR CODE:    ORANGE\nPREVIOUS COLOUR CODE:   ORANGE\nSVO:                    HAWAIIAN VOLCANO OBSERVATORY\nACT STS:                NIL\nONSET:                  NIL\nDUR:                    NIL\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             NO VA CLD PRODUCED\nMOV:                    NO VA CLD PRODUCED\nCTC:                    HVO DUTY SCIENTIST: 808-785-3144\nRMK:                    THE HALEMA\u02bbUMA\u02bbU ERUPTION OF K\u012aLAUEA VOLCANO CONTINUES TO ERUPT SMALL OVERFLOWS\n                        FROM BOTH THE NORTH AND SOUTH VENTS. THESE MAY OR MAY NOT LEAD TO EPISODE 55 HIGH\n                        FOUNTAINS, HVO IS CAREFULLY MONITORING THE ONGOING ACTIVITY.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"The Halema\u02bbuma\u02bbu eruption of K\u012blauea volcano is currently erupting small overflows from both the north and south vents. It is not possible to forecast the onset of episode 55 fountains or if they will occur.","sentUtc":"2026-09-29","obs":"hvo","vName":"Kilauea","vnum":"332010","noticeId":"DOI-USGS-HVO-2026-09-29T16:38:42+00:00","colorCode":"ORANGE","alertLevel":"WATCH","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-HVO-2026-09-29T16:38:42+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-HVO-2026-09-29T16:38:42+00:00","nvewsThreat":"Very High Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMPA01 PHVO 230952   \nVONA\nDTG:                    20260923\/0952Z\nVOLCANO:                KILAUEA 332010\nPSN:                    N1925 W15517\nAREA:                   HAWAII\nSOURCE ELEV:            4091FT AMSL\nNOTICE NR:              2026\/62\nCURRENT COLOUR CODE:    ORANGE\nPREVIOUS COLOUR CODE:   ORANGE\nSVO:                    HAWAIIAN VOLCANO OBSERVATORY\nACT STS:                ERUPTION ONGOING\nONSET:                  NIL\nDUR:                    NIL\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             NO VA CLD PRODUCED\nMOV:                    NO VA CLD PRODUCED\nCTC:                    HVO DUTY SCIENTIST: 808-785-3144\nRMK:                    LOW-LEVEL ERUPTION OF LAVA BEGAN AT THE SUMMIT OF KILAUEA AT 10:09 PM ON SEPTEMBER\n                        22, 2026. IT IS UNCLEAR AT THIS TIME IF THIS ACTIVITY WILL LEAD TO LAVA FOUNTAINING\n                        EPISODE.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"Eruption of precursory lava flows from the north vent of the of the ongoing Halema\u02bbuma\u02bbu eruption restarted around 10:10 p.m. HST on September 22, 2026. It is unclear if this activity will lead to a lava fountaining episode.","sentUtc":"2026-09-23","obs":"hvo","vName":"Kilauea","vnum":"332010","noticeId":"DOI-USGS-HVO-2026-09-23T08:36:47+00:00","colorCode":"ORANGE","alertLevel":"WATCH","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-HVO-2026-09-23T08:36:47+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-HVO-2026-09-23T08:36:47+00:00","nvewsThreat":"Very High Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMPA01 PHVO 201839   \nVONA\nDTG:                    20260920\/1839Z\nVOLCANO:                KILAUEA 332010\nPSN:                    N1925 W15517\nAREA:                   HAWAII\nSOURCE ELEV:            4091FT AMSL\nNOTICE NR:              2026\/62\nCURRENT COLOUR CODE:    ORANGE\nPREVIOUS COLOUR CODE:   ORANGE\nSVO:                    HAWAIIAN VOLCANO OBSERVATORY\nACT STS:                HEIGHTENED UNREST\nONSET:                  NIL\nDUR:                    NIL\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             NO VA CLD PRODUCED\nMOV:                    NO VA CLD PRODUCED\nCTC:                    HVO DUTY SCIENTIST: 808-785-3144\nRMK:                    THE HALEMA\u02bbUMA\u02bbU ERUPTION OF K\u012aLAUEA VOLCANO IS CURRENTLY PAUSED. THE SUMMIT OF\n                        K\u012aLAUEA REMAINS HIGHLY PRESSURIZED AND CONTINUES TO EXHIBIT HEIGHTENED UNREST WITH\n                        AN INCREASED POTENTIAL OF ERUPTION FROM THE SUMMIT REGION IF INFLATION CONTINUES.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"The Halema\u02bbuma\u02bbu eruption of K\u012blauea volcano is currently paused, current forecast for episode XX fountaining onset is MONTH XX-XX. ","sentUtc":"2026-09-20","obs":"hvo","vName":"Kilauea","vnum":"332010","noticeId":"DOI-USGS-HVO-2026-09-20T18:06:49+00:00","colorCode":"ORANGE","alertLevel":"WATCH","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-HVO-2026-09-20T18:06:49+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-HVO-2026-09-20T18:06:49+00:00","nvewsThreat":"Very High Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMAK01 PAVO 082231   \nVONA\nDTG:                    20260908\/2231Z\nVOLCANO:                KUPREANOF 312060\nPSN:                    N5601 W15947\nAREA:                   ALASKA\nSOURCE ELEV:            6217FT AMSL\nNOTICE NR:              2026\/03\nCURRENT COLOUR CODE:    UNASSIGNED\nPREVIOUS COLOUR CODE:   YELLOW\nSVO:                    ALASKA VOLCANO OBSERVATORY\nACT STS:                DECREASED UNREST\nONSET:                  NIL\nDUR:                    NIL\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             NO VA CLD PRODUCED\nMOV:                    NO VA CLD PRODUCED\nCTC:                    AVO DUTY SCIENTIST 907-786-7497\nRMK:                    [CORRECTED] VOLCANIC ACTIVITY HAS DECLINED. AVIATION COLOR CODE IS UNASSIGNED RATHER\n                        THAN GREEN DUE TO INSUFFICIENT GROUND-BASED MONITORING DATA.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"Volcanic activity at Mount Kupreanof has declined to background levels.","sentUtc":"2026-09-08","obs":"avo","vName":"Kupreanof","vnum":"312060","noticeId":"DOI-USGS-AVO-2026-09-08T22:30:01+00:00","colorCode":"UNASSIGNED","alertLevel":"UNASSIGNED","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-AVO-2026-09-08T22:30:01+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-AVO-2026-09-08T22:30:01+00:00","nvewsThreat":"Moderate Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMAK01 PAVO 082220   \nVONA\nDTG:                    20260908\/2220Z\nVOLCANO:                KUPREANOF 312060\nPSN:                    N5601 W15947\nAREA:                   ALASKA\nSOURCE ELEV:            6217FT AMSL\nNOTICE NR:              2026\/02\nCURRENT COLOUR CODE:    YELLOW\nPREVIOUS COLOUR CODE:   YELLOW\nSVO:                    ALASKA VOLCANO OBSERVATORY\nACT STS:                DECREASED UNREST\nONSET:                  NIL\nDUR:                    NIL\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             NO VA CLD PRODUCED\nMOV:                    NO VA CLD PRODUCED\nCTC:                    AVO DUTY SCIENTIST 907-786-7497\nRMK:                    VOLCANIC ACTIVITY HAS DECLINED. AVIATION COLOR CODE IS UNASSIGNED RATHER THAN GREEN\n                        DUE TO INSUFFICIENT GROUND-BASED MONITORING DATA.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"Volcanic activity at Mount Kupreanof has declined to background levels.","sentUtc":"2026-09-08","obs":"avo","vName":"Kupreanof","vnum":"312060","noticeId":"DOI-USGS-AVO-2026-09-04T19:18:06+00:00","colorCode":"YELLOW","alertLevel":"ADVISORY","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-AVO-2026-09-04T19:18:06+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-AVO-2026-09-04T19:18:06+00:00","nvewsThreat":"Moderate Threat"},{"noticeHtml":"\u003Ch4\u003EVOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)\u003C\/h4\u003E\u003Cpre\u003EWMPA01 PHVO 072300   \nVONA\nDTG:                    20260907\/2300Z\nVOLCANO:                KILAUEA 332010\nPSN:                    N1925 W15517\nAREA:                   HAWAII\nSOURCE ELEV:            4091FT AMSL\nNOTICE NR:              2026\/61\nCURRENT COLOUR CODE:    ORANGE\nPREVIOUS COLOUR CODE:   YELLOW\nSVO:                    HAWAIIAN VOLCANO OBSERVATORY\nACT STS:                ERUPTION ONGOING\nONSET:                  20260907\/2345Z\nDUR:                    ONGOING EPISODIC\nVA CLD HGT:             NO VA CLD PRODUCED\nHGT SOURCE:             WEBCAM\nMOV:                    NO VA CLD PRODUCED\nCTC:                    HVO DUTY SCIENTIST: 808-785-3144\nRMK:                    LOW-LEVEL ERUPTION OF LAVA BEGAN AT THE SUMMIT OF KILAUEA AT 12:45 PM ON SEPTEMBER 7,\n                        2026. LOW-LEVEL ACTIVITY CAN PERSIST FOR HOURS TO DAYS BEFORE THE LAVA FOUNTAIN\n                        EPISODE BEGINS. LAVA FOUNTAIN EPISODE 55 IS FORECAST TO START BETWEEN SEPTEMBER 7-10.\nNXT NOTICE:             A NEW VONA WILL BE ISSUED IF COND CHANGE SIGNIFICANTLY OR IF THE COLOR CODE CHANGES\nNNNN\u003C\/pre\u003E","noticeSynopsis":"Precursory low-level eruptive activity before episode 55 of the ongoing Halema\u02bbuma\u02bbu eruption began around 15:45 p.m. HST on September  7, 2026.","sentUtc":"2026-09-07","obs":"hvo","vName":"Kilauea","vnum":"332010","noticeId":"DOI-USGS-HVO-2026-09-07T20:09:10+00:00","colorCode":"ORANGE","alertLevel":"WATCH","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-HVO-2026-09-07T20:09:10+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-HVO-2026-09-07T20:09:10+00:00","nvewsThreat":"Very High Threat"}]