Thistle Creek Water Level

Q: What is the water level of Thistle Creek today?

Thistle Creek water levels are measured at USGS gauge GREEN PETER DAM TAILWATER NEAR FOSTER, OR; the current gauge height updates on this page throughout the day, alongside a 30-day trend.

Q: Is Thistle Creek high or low right now?

This page compares the current reading against the trailing 30-day average and range for Thistle Creek — above the average means higher water than usual, below means lower.

Live gauge height for Thistle Creek, measured at USGS station GREEN PETER DAM TAILWATER NEAR FOSTER, OR (2.8 mi from the nearest mapped ramp).

Current gauge height

692.18 ft

Updated 15 min ago

vs. 30-day average

-2.54 ft

30-day avg: 694.72 ft

Streamflow

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30-Day Water Level Trend

2026-08-03Range: 692.88–696.04 ft2026-09-01

Thistle Creek is currently 2.5 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 Thistle Creek (2)

See all Thistle Creek boat ramps →

Thistle Creek Water Level FAQ

What is the water level of Thistle Creek today?

The USGS gauge for Thistle Creek (GREEN PETER DAM TAILWATER NEAR FOSTER, OR) currently reads a gauge height of 692.18 feet, 2.5 ft below its 30-day average. Readings update throughout the day from USGS instrumentation.

Is Thistle Creek high or low right now?

Compared with the past 30 days, Thistle Creek is 2.5 ft below its 30-day average.

Where can I launch a boat on Thistle Creek?

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

Data: U.S. Geological Survey, station 14186110. Gauge height is measured relative to the station datum, not lake depth. Always verify conditions on site before launching.