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APPLYSTEAD SALARIES · 4 POSTED PAY RANGES

Treatment Plant Operator salaries in California

Pay ranges employers published in 4 open job postings for Treatment Plant Operator roles in California, updated Oct 18, 2026.

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Posted base pay ranges from job listings, not total compensation. Figures are in USD. How these figures are made

Newest Treatment Plant Operator postings in California

  1. Treatment Plant Operator I (Special Districts)San Bernardino County · San Bernardino, CA · $58.1K–$80.1K/yr · Posted Oct 18, 2026
  2. Treatment Plant Operator I (Special Districts)SAN BERNARDINO COUNTY, CA · San Bernardino, CA · $58.1K–$80.1K/yr · Posted Oct 16, 2026
  3. TREATMENT PLANT OPERATORSanta Cruz County, CA · Santa Cruz, CA · $6,772–$8,575/mo · Posted Oct 16, 2026
  4. SENIOR TREATMENT PLANT OPERATORSanta Cruz County, CA · Santa Cruz, CA · $7,538–$9,533/mo · Posted Oct 16, 2026
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Treatment Plant Operator pay in other places

  1. United States$69.1K median · $57.2K–$76.5K typical · 11 postingsUnited States: middle half $57.2K–$76.5K, median $69.1K
  2. Florida$19.59/hr ($40.7K/yr) median · $19.53–$28.37/hr typical · 4 postingsFlorida: middle half $19.53–$28.37/hr, median $19.59/hr ($40.7K/yr)

All Treatment Plant Operator salaries

Questions and answers

How much does a Treatment Plant Operator make in California?

The median posted base pay for Treatment Plant Operator jobs in California is $69.1K a year, from 4 job postings with pay at 3 companies.

What is the typical Treatment Plant Operator pay range in California?

The middle half of postings list $69.1K–$92.1K. The top 10% list $102K a year or more, and the lowest 10% $69.1K or less.

How does California pay compare with all Treatment Plant Operator jobs?

The median here is $69.1K, against $68.3K across all 14 postings for the role.

How many Treatment Plant Operator jobs in California list pay?

4 open postings at 3 companies list a pay range; figures use postings with at least 3 per group.

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