California needs
plumbers for its data centers
California is building 718 MW of new data centers. Here is how much plumbers work that makes — and why there are not enough plumbers for it.
Plumbers for California's data centers: about 11,300 to spare.
Will California have enough workers?
At the busiest point of the build. Bars to the left mean a shortage (good if you are in that trade). Bars to the right mean workers to spare.
What this means for plumbers in California
California is building 718 MW of new AI data centers across 10 sites. On a data center, plumbers run the water and drain lines across the site.
Plumbers — probably not, just for this. The data centers need about 65 plumbers, and California already has about 11,365 free for this kind of work. Plenty. Still steady work, but no special data-center shortage.
California has 10 data-center sites in the works, with 718 MW still to build. That keeps plumbers busy for years: as one job winds down, the next one is starting, so the work does not dry up after a single build.
California plumbers earn about $68,390 a year on average. Data-center work pays more than that, and when a trade is short, overtime can push experienced plumbers well over $100,000 a year, with health care and a pension through the union.
It is the same across the country: builders cannot find enough skilled workers. The U.S. needs about 140,000 more trade workers by 2030 to build all the data centers, and most builders say hiring is their hardest problem. Microsoft's president has called the shortage of electricians the biggest thing slowing data centers down.
The building work runs a few years, not forever — but California has enough lined up to keep you busy, and the skills carry over to every other big job in the state. To start, look at the California plumbers apprenticeship programs. That is the way in. Sources: a national survey of data-center building plans, plus U.S. jobs and pay data.
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The data centers behind these numbers
- Imperial Valley AI Data Center — Imperial Valley Computer Manufacturing, Imperial (330 MW)
- Santa Clara Campus (CA1/CA2/CA3) — Vantage, Santa Clara (216 MW)
- NAS Lemoore AI Data Center Microgrid — CyrusOne, Lemoore (100 MW)
- Terra Data Center (Santa Clara) — Terra Ventures, Santa Clara (99 MW)
- Microsoft Alviso Way Campus Data Center — Microsoft, San Jose (77 MW)
- Microsoft San Jose SJC04 — Microsoft, San Jose (77 MW)