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Verified by OK Board of Science

Environmental Scientist Licensing in Oklahoma

Review current requirements, exam details, renewal cycle, and salary outlook for environmental scientist in Oklahoma, including See agency and board contact links.

Last verified: Feb 21, 2026

Current

Application Fee

See agency

Exam Requirement

State exam required

Renewal Cycle

See board renewal rules

Licensing Blueprint for Environmental Scientist in Oklahoma

Estimated timeline: Varies by board

Core Requirements

  1. 1

    Education: Degree required.

  2. 2

    Experience: Work experience required.

  3. 3

    Background/Criminal Review: No criminal record prohibitions.

  4. 4

    Physical Requirement: No physical requirements.

  5. 5

    License Type: Stand-alone license.

Exam and processing details

  • State exam required

Continuing education and program notes

  • Continuing education required to maintain license

Application Snapshot

  1. Licensing Authority

    Oklahoma Corporation Commission • Petroleum Storage Tank Division

  2. Current Filing Fee

    See agency

  3. Renewal Cycle

    See board renewal rules

  4. Salary Position

    $67,530 median (16% below national)

  5. State Salary Rank

    #40 of 50 states

Step-by-Step Process (7)

  1. 1. Meet Oklahoma eligibility requirements for Environmental Scientist licensure.
  2. 2. Complete required education or training: Degree required.
  3. 3. Document required supervised experience: Work experience required.
  4. 4. Pass required examination steps: State exam required.
  5. 5. Prepare supporting documentation (background check: No criminal record prohibitions; Background/Criminal Review: No criminal record prohibitions.).
  6. 6. Submit the application to Oklahoma Corporation Commission~Petroleum Storage Tank Division and monitor board communications.
  7. 7. Maintain post-licensure compliance (continuing education: Continuing education required to maintain license).

Salary Insights in Oklahoma

With a median salary of $67,530, Environmental Scientists in Oklahoma earn 16% below the national median of $80,060. Oklahoma ranks #40 among 50 states. The typical licensing timeline is Varies by board.

State Hiring Climate (QCEW)

Steady

QoQ Employment Change

+1%

Average Weekly Wage

$1,137

Median annual salary

$67,530

Hourly estimate

$32.47
16% below national median

Difference: -$12,530

Percentile Distribution

Annual compensation
  • P1010th percentile$49,860
  • P2525th percentile$57,430
  • P50Median$67,530
  • P7575th percentile$84,390
  • P9090th percentile$120,640

State vs National Median

State: $67,530
National: $80,060

Total employment: 460 | Annual openings: N/A

Environmental Scientist Salary Ranking

#40 of 50 statesfor Environmental Scientist median salary
RankStateMedian Salary
#1California$97,520
#2Massachusetts$96,330
#3Oregon$93,560
#4Rhode Island$90,460
#5Illinois$89,010

Nearby States Comparison

Environmental Scientist licensing across the region
StateMedian SalaryEducationExamTimeline
Oklahoma$67,530Degree requiredState exam requiredVaries by board
Kansas$73,300Degree requiredThird-party exam requiredVaries by board
Missouri$67,190Degree requiredNo exam requiredVaries by board
Arkansas$75,620Specific course requiredState exam requiredVaries by board
Texas$78,560Specific course requiredState exam requiredVaries by board
New Mexico$79,250Degree requiredThird-party exam requiredVaries by board
Colorado$86,720Specific course requiredThird-party exam requiredVaries by board

License by Endorsement

Transfer requirements are state-specific. Use this quick matrix as a planning signal, then verify final endorsement rules with each board.

StateReciprocity ScoreTierNotes
Oklahoma50LowState-specific exam conditions may apply. Documented experience may be required.
Kansas56MediumState-specific exam conditions may apply. Documented experience may be required.
Missouri54LowState-specific exam conditions may apply. Documented experience may be required.
Arkansas56MediumState-specific exam conditions may apply. Documented experience may be required.
Texas50LowState-specific exam conditions may apply. Documented experience may be required.
New Mexico50LowState-specific exam conditions may apply. Documented experience may be required.
  • License status indicator: Active.
  • Continuing education indicator: Continuing education required to maintain license.
  • Reciprocity and transfer rules vary by state board. Verify directly with the agency.

Official Licensing Agency

Official website verified

Oklahoma Corporation Commission • Petroleum Storage Tank Division

2101 N. Lincoln Blvd., Oklahoma City, OK, 73105

Phone: 4055224640

Related Careers in Oklahoma

ProfessionMedian SalaryEducationTimeline
Biological Technicians$46,440Degree requiredVaries by board
Chemical Technicians$63,880No educational requirementsVaries by board
Environmental Science and Protection Technicians, Including Health$45,390Degree requiredVaries by board
Forester$48,810Specific course requiredVaries by board

FAQ

How long does it take to become a Environmental Scientist in Oklahoma?

Most applicants finish the licensing path in about Varies by board, but timing can change based on education track, exam scheduling, and board processing.

What exams are required for Environmental Scientists in Oklahoma?

Oklahoma lists State exam required as part of the licensure process for Environmental Scientists.

What education do you need to become a Environmental Scientist in Oklahoma?

The board typically expects Degree required for Environmental Scientist licensure in Oklahoma.

What is the typical Environmental Scientist salary in Oklahoma?

The median annual salary for Environmental Scientists in Oklahoma is $67,530. Salaries range from $49,860 (10th percentile) to $120,640 (90th percentile).

How does the Environmental Scientist salary in Oklahoma compare to the national average?

Environmental Scientists in Oklahoma earn 16% below the national median of $80,060, with a state median of $67,530.

How many Environmental Scientists work in Oklahoma?

Oklahoma employs approximately 460 Environmental Scientists according to BLS data.

Can I transfer my Environmental Scientist license to Oklahoma from another state?

Transfer requirements vary by board. License status indicator: Active. Continuing education indicator: Continuing education required to maintain license. Reciprocity and transfer rules vary by state board. Verify directly with the agency.

Who is the licensing agency for Environmental Scientists in Oklahoma?

The licensing agency is Oklahoma Corporation Commission / Petroleum Storage Tank Division. Review agency details at http://www.occ.state.ok.us/.

How often do you renew a Environmental Scientist license in Oklahoma?

Current guidance indicates a renewal cycle of See board renewal rules.