Lake Tahoe Water Level 2025. Tahoe’s clarity is the best since the 1980s. Lake tahoe’s water level has dropped so low that water is no longer flowing into the truckee river and salmon aren’t expected to spawn in a major tributary this year.

Lake tahoe is expected to fill up for the first time in five years, courtesy of recent and unusually wet winters. At the end of 2022, the lake was just below its natural rim, which is at 6,223 feet above sea level.