Occupation: Water and Wastewater Treatment Plant and System Operators
Task: Clean and maintain tanks, filter beds, and other work areas, using hand tools and power tools.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 13.68 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 20.88 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 19.01 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 21.61 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 22.14 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 1.46 (N=76)
Source: Incumbent, 06/2009

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 1.23 (N=76)
Source: Incumbent, 06/2009

Scale: Importance
Value: 3.25 (N=74)
Source: Incumbent, 06/2009

Scale: Relevance of Task
Value: 94.22 (N=87)
Source: Incumbent, 06/2009