[{"noticeId":"DOI-USGS-AVO-2026-05-04T20:00:55+00:00","vName":"Great Sitkin","vnum":"311120","volcanoCd":"ak111","nvewsThreat":"High Threat","lat":52.0765,"long":-176.1109,"noticeSynopsis":"AVO Great Sitkin ORANGE\/WATCH - Slow eruption of lava within the summit crater continues. Slightly elevated surface temperatures observed.","obs":"avo","alertLevel":"WATCH","colorCode":"ORANGE","sentUtc":"2026-05-04 20:04:43","alertDate":"2026-05-04 20:04:43","newDate":"May 4, 2026","newTime":"20:04","alertLevelPrev":"ADVISORY","colorCodePrev":"YELLOW","codeChangeDate":"2021-07-23 22:25:55","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-AVO-2026-05-04T20:00:55+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-AVO-2026-05-04T20:00:55+00:00","noticeSectionData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/noticeSection\/DOI-USGS-AVO-2026-05-04T20:00:55+00:00"},{"noticeId":"DOI-USGS-AVO-2026-05-04T20:00:55+00:00","vName":"Shishaldin","vnum":"311360","volcanoCd":"ak252","nvewsThreat":"High Threat","lat":54.7554,"long":-163.9711,"noticeSynopsis":"AVO Shishaldin YELLOW\/ADVISORY - Unrest continues with ongoing seismic and infrasound signals. Sulfur dioxide emissions detected.","obs":"avo","alertLevel":"ADVISORY","colorCode":"YELLOW","sentUtc":"2026-05-04 20:04:43","alertDate":"2026-05-04 20:04:43","newDate":"May 4, 2026","newTime":"20:04","alertLevelPrev":"NORMAL","colorCodePrev":"GREEN","codeChangeDate":"2025-08-25 19:48:35","noticeUrl":"https:\/\/volcanoes.usgs.gov\/hans2\/view\/notice\/DOI-USGS-AVO-2026-05-04T20:00:55+00:00","noticeData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/notice\/DOI-USGS-AVO-2026-05-04T20:00:55+00:00","noticeSectionData":"https:\/\/volcanoes.usgs.gov\/vsc\/api\/hansApi\/noticeSection\/DOI-USGS-AVO-2026-05-04T20:00:56+00:00"}]