100+ Free AK Water Operator Practice Questions
Pass your Alaska Water/Wastewater Operator Certification Exam exam on the first try — instant access, no signup required.
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Key Facts: AK Water Operator Exam
110
Total Questions (100 scored)
Alaska DEC exam format
5 Levels
Provisional + Levels 1-4
18 AAC 74
3 hours
Exam Time Limit
Alaska DEC
$100
Application Fee
Alaska DEC certification
4 Types
WT, WD, WWT, WWC
Alaska DEC system types
1,950 hrs
= 1 Year Experience
Alaska DEC definition
Alaska DEC offers five certification levels (Provisional, 1-4) across four system types: Water Treatment, Water Distribution, Wastewater Treatment, and Wastewater Collection. Exams have 110 questions (100 scored plus 10 unscored) with a 3-hour time limit. Provisional level requires 3 months experience or a DEC-approved training course. The supervising operator must be certified at or above the system classification. Alaska defines 1,950 hours per 12 months as one year of experience.
About the AK Water Operator Exam
Alaska water and wastewater operator certification practice covering DEC regulations, treatment processes, distribution and collection, lab testing, and safety for Provisional through Level 4.
Assessment
110 multiple-choice questions (100 scored, 10 unscored pretest)
Time Limit
3 hours
Passing Score
70%
Exam Fee
$100 application fee plus exam registration fee (Alaska Department of Environmental Conservation (DEC))
AK Water Operator Exam Content Outline
State Laws & Regulations
Alaska DEC operator certification rules under 18 AAC 74, certification levels, system types, experience requirements, and exam process
Water Treatment
Coagulation, flocculation, sedimentation, filtration, disinfection, CT values, cold-weather treatment challenges, and SDWA compliance
Wastewater Treatment
Activated sludge, stabilization ponds, nitrification, sludge handling, seasonal discharge, and NPDES compliance
Distribution & Collection Systems
Pumps, hydraulics, freeze protection, cross-connection control, flushing, storage tanks, valves, and I&I control
Laboratory & Safety
BOD, TSS, pH, chlorine residual, turbidity, sampling, confined space, LOTO, H2S safety, and recordkeeping
How to Pass the AK Water Operator Exam
What You Need to Know
- Passing score: 70%
- Assessment: 110 multiple-choice questions (100 scored, 10 unscored pretest)
- Time limit: 3 hours
- Exam fee: $100 application fee plus exam registration fee
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
AK Water Operator Study Tips from Top Performers
Frequently Asked Questions
Who administers the Alaska water operator certification exam?
The Alaska Department of Environmental Conservation (DEC) administers the Operator Certification and Training Program for water and wastewater operators statewide.
What certification levels does Alaska offer?
Alaska offers five levels: Provisional, Level 1, Level 2, Level 3, and Level 4. Each applies to four system types: Water Treatment, Water Distribution, Wastewater Treatment, and Wastewater Collection.
How many questions are on the Alaska exam?
The exam has 110 multiple-choice questions. Of those, 100 are scored and 10 are unscored pretest questions. You have 3 hours to complete the exam.
What is the Provisional level requirement?
Provisional level requires either 3 months of operating experience or completion of a DEC-approved training course.
Does passing the exam automatically grant certification?
Only for Small Untreated Water System, Small Treated Water System, and Wastewater Stabilization Pond certifications. All other certifications require a separate application and $100 fee after passing the exam.