Welcome to the California Energy Commission
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PIER information has moved to the Research area.

As you may have noticed, our website has gone through a major make-over.

Most pages that previously appeared within the PIER area have moved to the Research area.

Please use the R&D drop-down menu at the top of this page to find the information you're looking for.

You may also use the Search field in the upper right corner of this page or browse in our alphabetical Topic Index that lists most sections and key pages.