How much does a Hydrogeologist III make in Washington?
As of August 01, 2026, the average salary for a Hydrogeologist III in Washington is $122,600 per year, which breaks down to an hourly rate of $59.
However, a Hydrogeologist III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $148,200
- Majority Range (25th-75th percentile): $111,100 to $136,000
- Entry-Level (10th percentile): $100,630