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What causes outliers in GPS data? Could be snow, could be a bird, or could be damaged equipment. Recognizing these outliers is important to properly...

It’s 3 a.m. and you’re halfway through a 12-6 a.m. graveyard shift at the NOAA Pacific Tsunami Warning Center (PTWC) in Honolulu, Hawaii. 

Thanks to a newly funded project from NASA’s Commercial SmallSat Data Scientific Analysis Program, and an agreement with commercial satellite...

Several vents continue to erupt on the western side of the downdropped block within Kīlauea's summit caldera and are generating lava flows onto Halema...

Kīlauea is now erupting at the summit for the fifth time since 2020! The ongoing eruption offers an opportunity for Hawaiian Volcano Observatory (HVO)...

The Kīlauea summit eruption that began yesterday at 3:15 p.m., September 10th, continues this morning. Eruptive activity is confined to the...

Reporting of earthquakes at volcanoes around the world varies considerably in style. This is because the amount and importance of seismic activity...

Kīlauea volcano is erupting. At approximately 3:15 p.m. HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in...

Kīlauea volcano is erupting. At approximately 3:15 p.m. HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in...

Measuring how a volcano deforms in response to moving magma is one of the cornerstones of volcano monitoring. Our instrumentation includes a number of...