Last updated: 2025 BLS data · Page refreshed:
How does Environmental Engineers salary grow from entry-level to senior in Oklahoma? State salary progression based on 2025 BLS data.
125% career growth potentialData: BLS OEWS 2025 • Oklahoma salary data • Updated 2026-05-19
The salary range for Environmental Engineers in Oklahoma spans from $60,790 at entry-level to $136,990 at senior level — a difference of $76,200 per year.
Senior Environmental Engineerss in Oklahoma earn $76,200 more per year than entry-level professionals.
Complete percentile breakdown showing how Environmental Engineers salary increases with experience in Oklahoma, from entry-level (10th percentile) to senior (90th percentile).
| Experience Level | Percentile | Annual Salary | Monthly | Hourly |
|---|---|---|---|---|
| Entry-Level | P10 | $60,790 | $5,066 | $29.23 |
| Early Career | P25 | $78,730 | $6,561 | $37.85 |
| Mid-Career | Median | $92,090 | $7,674 | $44.27 |
| Experienced | P75 | $109,140 | $9,095 | $52.47 |
| Senior / Expert | P90 | $136,990 | $11,416 | $65.86 |
Environmental Engineers in Oklahoma shows strong salary progression over a career. Entry-level professionals start around $60,790, while senior-level professionals earn $136,990 — a 125% increase. The biggest salary jump typically occurs between mid-career ($92,090) and experienced level ($109,140), suggesting that specialization and leadership responsibilities are the key drivers of higher pay.
Where does Oklahoma rank for Environmental Engineers senior-level salaries? Compare Oklahoma's P90 pay to other top-paying states.
Entry-level Environmental Engineerss (10th percentile) earn approximately $60,790 per year, or $5,065 per month. Early-career professionals (25th percentile) earn around $78,730. Based on 2025 BLS OEWS data across all U.S. states.
Senior Environmental Engineerss (90th percentile) earn approximately $136,990 per year. Experienced professionals (75th percentile) earn around $109,140. This represents a career premium of 125% over entry-level pay.
The career salary growth potential for Environmental Engineerss is 125%. Entry-level professionals start at $60,790, while senior-level can earn up to $136,990 — a difference of $76,200 per year.
The highest-paying state for senior Environmental Engineerss is Oklahoma, where 90th-percentile salaries reach $136,990 per year. See the full state-by-state comparison above.
We use BLS Occupational Employment and Wage Statistics (OEWS) 2025 data. The 10th percentile (P10) approximates entry-level pay — the salary that 90% of workers earn more than. The 90th percentile (P90) approximates senior/expert-level pay — only 10% of workers earn above this threshold. National averages are computed across all reporting U.S. states.
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Salary percentile data for Oklahoma from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS), May 2025. P10 approximates entry-level compensation; P90 approximates senior/expert-level compensation. State averages differ from national averages due to regional variations in cost of living, demand, and workforce composition. Actual salaries vary based on employer, experience, education, certifications, and specific location within Oklahoma.
Our Methodology · Data Sources · Source: BLS OEWS