The threat was received early Friday morning but was determined to be “not credible” and no injuries were reported

Authorities said the voter registration offices of Orange and Riverside counties were closed Friday after receiving a bomb threat.

Orange County’s elections office, where ballots were being counted, received a bomb threat Friday afternoon, the registrar said. Staff and members of the public who were watching ballots being tallied were evacuated from the Santa Ana building at about 6:45 p.