March 2011
Wyoming Statewide
All-industry
Estimated employment 300
Mean wage21.25
10th percentile wage15.20
25th percentile wage17.41
50th percentile wage20.69
75th percentile wage25.02
90th percentile wage28.91
Box and Whisker for Water and Liquid Waste Treatment Plant and System Operators (51-8031) in Wyoming Statewide
Water and Liquid Waste Treatment Plant and System Operators (51-8031)
Operate or control an entire process or system of machines, often through the use of control boards, to transfer or treat water or liquid waste.
Median Wage History
 This Occupation Compared to Occupational Group Difference 
Current$20.69+0.5%$20.95+0.5%$-0.26
2010 $20.58+1.1%$20.84+1.1%$-0.26
2009 $20.35+1.7%$20.61+1.7%$-0.26
2008 $20.00+2.6%$20.25+2.6%$-0.25
2007 $19.48+2.3%$19.72+2.3%$-0.24
2006 $19.03+2.2%$19.27+2.1%$-0.24
2005 $18.62+2.5%$18.86+2.5%$-0.24
2004 $18.16+2.5%$18.39+2.5%$-0.23
2003 $17.71+2.4%$17.93+2.4%$-0.22
2002 $17.28+2.5%$17.50+2.5%$-0.22
2001 $16.85 $17.07 $-0.22
 This Occupation Compared to All Occupations Difference 
Current$20.69+0.5%$17.10+0.3%$3.59
2010 $20.58+1.1%$17.04+1.7%$3.54
2009 $20.35+1.7%$16.75+1.3%$3.60
2008 $20.00+2.6%$16.53+2.6%$3.47
2007 $19.48+2.3%$16.10+3.2%$3.38
2006 $19.03+2.2%$15.59+3.1%$3.44
2005 $18.62+2.5%$15.11+2.5%$3.51
2004 $18.16+2.5%$14.74+2.5%$3.42
2003 $17.71+2.4%$14.37+3.1%$3.34
2002 $17.28+2.5%$13.93+2.5%$3.35
2001 $16.85 $13.58 $3.27