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: Thorne Bay Wastewater Treatment System
Location: Thorne Bay
Owner/Employer: Thorne Bay, City of
Type of Facility: Wastewater Treatment
Classification Level: Class 1

Wastewater 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 wastewater treatment system. Click here to view the entire list of components for which points can be counted for wastewater treatment. The specific components that have been recognized toward the classification of this wastewater treatment system are as follows:

Score CategoryScore
Size (Peak day design capacity, gallons per day) - 100,001 - 500,0009
Pretreatment - Mechanically cleaned screens2
Secondary Treatment - Activated sludge: Oxidation ditch8
Secondary Treatment - Secondary clarifiers4
Sludge Thickening and Dewatering - Screw press5
Solids Disposal - Off-site disposal1
Total29

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
William JenningsBackupWWT-112/31/2025No

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