The @USGS Streamgaging Program has been measuring our Nation’s rivers and streams since 1889. We have gone a long way from the first 27 gages installed to measure streamflow for hydropower to today’s 8,532 rural and urban gages which can measure both water quantity and quality. USGS streamgages are critical for managing streamflow, forecasting floods, operating hydropower plants, identifying safe recreation conditions, supporting infrastructure and transportation, and more. This week, we present

🚨ALASKA RING OF FIRE: VOLCANO ALERTS AND EARTHQUAKES TOGETHER In the last 48 hours, the Alaska Volcano Observatory has kept Great Sitkin Volcano at WATCH / ORANGE, confirming that lava is still actively erupting inside the summit crater. This eruption has been going on since 2021, slowly filling the crater with new lava. Small local earthquakes continue to be recorded near the volcano, a sign that magma is still moving and the system is not done yet. Shishaldin Volcano is currently at ADVISORY