2,700 people were without power in the Alta Sierra area from 10:17 a.m. to just before noon today. Power was restored to all customers, said Brandi Ehlers, PG&E spokeswoman. The cause is unknown at present, but more information will be released when made available. “We are currently investigating the cause,” said Brandi Ehlers, spokeswoman, Pacific Gas and Electric. Check back in with the Union for further details. To contact Staff Writer Jennifer Terman, email jterman@theunion.com or call (530) 477-4230. …