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: South Tongass Water Utility Water Treatment System
Location: Ketchikan
Owner/Employer: Ketchikan Gateway Borough
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) - 100,001 - 500,0009
Water Supply Source - Surface water6
Water Supply Source - Raw water storage tank3
Adjustment and Corrosion Control - pH adjustment3
Coagulation - Primary coagulant5
Coagulation - Coagulant aid, flocculent, or filter aid (3 each up to 12)3
Mixing - In-line static mixers0
Filtration - Granular media8
Disinfection - Liquid and powdered hypochlorites3
Sludge Treatment - Discharge to on-site pond, septic tank, or lagoon2
Storage - Water storage tank, for achieving CT3
Total45

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
Donald AstryPrimaryWT-212/31/2026No
Toby PerryPrimaryWT-112/31/2027No
Corey LaDukePrimaryWT-212/31/2026Yes
Aaron OstbyPrimaryWT-112/31/2026Yes
Daniel HoytPrimaryWT-112/31/2028No

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