Salary comparison
Water and Wastewater Treatment Plant and System Operators: Vallejo vs Olympia
Vallejo, CA pays about 20.3% more for water and wastewater treatment plant and system operators on paper — $106,150 vs $88,270. But once you factor in what it costs to live there, Vallejo comes out ahead by $17,880 a year in real buying power.
Vallejo, CA
$106,150
$75,850
$117,140
$51.04
100
$106,150/yr
Median adjusted for local cost of living.
Olympia, WA
$88,270
$77,850
$100,800
$42.44
100
$88,270/yr
Median adjusted for local cost of living.
What the numbers mean in practice
The headline gap is $17,880 a year (20.3%) in favor of Vallejo. That is the raw salary difference before any living costs.
Vallejo runs a cost index of 100 against the national baseline of 100; Olympia sits at 100. After adjusting the median for those costs, Vallejo is the better deal by $17,880 a year — that is what each paycheck actually buys locally.
If you are weighing a move from Olympia to Vallejo for this role, the raise needs to beat 20.3% to come out ahead after living costs. Anything below that and you are earning more on paper but keeping less.
Common questions
Where do water and wastewater treatment plant and system operators earn more, Vallejo or Olympia?
Vallejo pays $106,150 on median — about 20.3% more than Olympia ($88,270). Based on BLS Occupational Employment and Wage Statistics.
Which city is the better deal after living costs?
Vallejo. Once you divide each median by the local cost index, Vallejo gives you roughly$106,150 of real buying power versus $88,270 in the other city.