A rotten egg or sulfur odor in Richmond was traced to air pollution from the Chevron Refinery that reached more than six times above state standards, the Bay Area Air District said Friday.
The chemical hydrogen sulfide was measured at more than 200 parts per billion (ppb) at 7 p.m. Thursday, the district said.
Continue reading for FREE
This is NOT a paywall. We just want to make sure you’re a human. Sign in to read this story and receive the weekly regional roundup in your inbox.
Success! Your account was created and you’re signed in.
Please visit My Account to manage your account.