Sources: Idaho Division of Human Resources, Idaho State Classifications and FY 2026–2027 Salary Structures; U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — state estimates. Data captured September 30, 2026.
Idaho state pay plan Sourced
Published rates for each class, lowest first, effective June 8, 2025. These are the ranges Idaho sets for its own state employees; cities, counties and school districts have their own pay plans.
| Class and grade | Published rate |
|---|---|
| Hydrogeologist Staff Class 03312 Grade L | $27.12 – $54.25 a hour $56,410 – $112,840 a year |
| Hydrologist Staff Class 03328 Grade L | $27.12 – $54.25 a hour $56,410 – $112,840 a year |
Schedule: FY 2026 & 2027 Primary Salary Structure. Rates are as the plan publishes them; "a year" figures are conversions (hourly × 2,080). Classes are matched to this job by title (GovJobsWiki editorial rule).
Source: Idaho Division of Human Resources, Idaho State Classifications and FY 2026–2027 Salary Structures. Data captured September 30, 2026.
Pay in Idaho, all employers Sourced
Hydrologists (SOC 19-2043) in Idaho, all employers combined: BLS state estimates do not separate government from private.
| Measure | ID |
|---|---|
| Workers | 160 |
| 10th percentile | $58,260 |
| Median | $78,850 |
| 90th percentile | $135,380 |
| National median, government employers | $93,430 |
Sources: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — state estimates; U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — national estimates by ownership. Data captured September 30, 2026.
More about this job
Requirements, hiring process, training, schedule and day-to-day work are on the national Hydrologist page.