How much does a Hydrogeologist make in Washington?
As of January 01, 2026, the average salary for a Hydrogeologist in Washington is $122,400 per year, which breaks down to an hourly rate of $59.
However, a Hydrogeologist's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $149,528
- Majority Range (25th-75th percentile): $110,900 to $136,600
- Entry-Level (10th percentile): $100,430