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Humptulips-Grass Creek Water Level

Live gauge height for Humptulips-Grass Creek, measured at USGS station HUMPTULIPS RIVER BELOW HWY 101 NR HUMPTULIPS, WA (13.0 mi from the nearest mapped ramp).

Current gauge height
9.77 ft
Updated 15 min ago
vs. 30-day average
-0.18 ft
30-day avg: 9.95 ft
Streamflow
172 cfs

30-Day Water Level Trend

2026-10-01Range: 9.76–10.56 ft2026-10-17

Humptulips-Grass Creek is currently 0.2 ft below its 30-day average — shallow ramps may have less water at the end of the concrete; trim up early and check local reports before launching.

Boat Ramps on Humptulips-Grass Creek (2)

See all Humptulips-Grass Creek boat ramps →

Humptulips-Grass Creek Water Level FAQ

What is the water level of Humptulips-Grass Creek today?

The USGS gauge for Humptulips-Grass Creek (HUMPTULIPS RIVER BELOW HWY 101 NR HUMPTULIPS, WA) currently reads a gauge height of 9.77 feet, 0.2 ft below its 30-day average. Readings update throughout the day from USGS instrumentation.

Is Humptulips-Grass Creek high or low right now?

Compared with the past 30 days, Humptulips-Grass Creek is 0.2 ft below its 30-day average.

Where can I launch a boat on Humptulips-Grass Creek?

BoatLaunchMap lists 2 boat ramps on Humptulips-Grass Creek, each with directions, ratings, and launch details.

Data: U.S. Geological Survey, station 12039005. Gauge height is measured relative to the station datum, not lake depth. Always verify conditions on site before launching.