Ramp colors: red means the ramp is dry now, orange means the water trend projects it dry within 5 days, and green means more than 5 days of water are expected (or the level is holding steady). Colors follow the trend, not today's depth — a deep ramp on a fast-dropping reservoir can show orange.
Water-level data for Arrowrock comes from the U.S. Bureau of Reclamation (USBR) Hydromet network. USBR's real-time data is provisional and has not been reviewed or edited; it is subject to change and correction. Northwest Boat Ramps is not affiliated with USBR and is not responsible for errors or omissions in the source data or in the ramp status estimates derived from it.
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