Alaska Certified Water/Wastewater Operator Database
Regulated System Record

The current classification scoring system for the selected facility is shown below. You may also return to search results.

Facility Name: Gulkana Village Water Treatment System
Location: Gulkana
Owner/Employer: Gulkana Village
Type of Facility: Water Treatment
Classification Level: Class 2

Water treatment systems are classified according to a point rating system. Point values are recognized for each of the various components found in a treatment plant. Points are totaled once all components have been recognized. The total number of points determines the classification of the water treatment system. Click here to view the entire list of components for which points can be counted for water treatment. The specific components that have been recognized toward the classification of this water treatment system are as follows:

Score CategoryScore
Size (Peak day design capacity, gallons per day) - 10,000 - 50,0002
Water Supply Source - Surface water6
Pretreatment - Hydrocyclone or similar sand separator device2
Pretreatment - Add-heat system to heat raw water2
Aeration / Ion Exchange - Ion exchange4
Oxidation - Potassium permanganate4
Coagulation - Primary coagulant5
Mixing - In-line static mixers0
Sedimentation - Tube settlers2
Filtration - Granular media8
Disinfection - Liquid and powdered hypochlorites3
Sludge Treatment - Discharge to sewer or other off-site treatment0
Storage - Water storage tank, for achieving CT3
Total41

Total Score    System Classification
1-30 Class 1
31-55 Class 2
56-75 Class 3
>75 Class 4

Operators:
NameRoleCert. LevelExpiration DateCEU Req. Met
Frank VermillionBackupWT-112/31/2026No
Joseph ShankPrimaryWT-112/31/2026No
Gregory KingPrimaryWT-Provisional12/31/2026Yes

For more information, please review the Water and Wastewater Operator Certification and Training Regulation (18 AAC 74).
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