Firehole River At Old Faithful, Ynp — Wyoming River Flow Rate

Live USGS stream gauge data for Firehole River At Old Faithful, Ynp in Wyoming. 7, 14, and 30-day flow rate, gauge height, and water temperature charts…

Flow rate charts for Firehole River At Old Faithful, Ynp (USGS site 06036805) in Wyoming. View 7-day, 14-day, and 30-day historical flow and gauge height data, plus a wading condition indicator updated every 15 minutes from USGS Water Resources monitoring data.