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: HAP McKinley Chalet Resort Wastewater Treatment System
Location: Denali National Park
Owner/Employer: HAP McKinley Chalet Resort
Type of Facility: Wastewater Treatment
Classification Level: Class 2

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 - Flow equalization basin1
Pretreatment - Mechanically cleaned screens2
Pretreatment - Fine screens, including microscreens3
Pretreatment - Grit removal2
Secondary Treatment - Activated sludge: Diffused or dispersed aeration10
Advanced Waste Treatment - Membrane filtration8
Sludge Thickening and Dewatering - Centrifuge6
Sludge Stabilization and Conditioning - Aerobic digestion5
Solids Disposal - Off-site disposal1
Disinfection - Ultraviolet light3
Total50

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
Weston ShreevePrimaryWWT-312/31/2027No
William McKinnonPrimaryWWT-212/31/2025Yes

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