By CBSLA Staff

SAN PEDRO (CBSLA) – The U.S. Coast Guard Tuesday announced that Southern California shoreline segments affected by an oil spill have been returned to their original condition.

“The spill response will now enter a transition period; the Unified Command will monitor tarball and oiling incidents along with associated sampling results to determine the source of the oil,” according to a statement released by the U.S. Coast Guard.

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The United Command consisted of the U.S. Coast Guard, California Department of Fish and Wildlife Office of Spill Prevention and Response (CDFF- OSPR), the County of Orange, the County of San Diego, and the Responsible Party.

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“Once the Unified Command determines the transition period should end, the response will officially conclude and the U.S. Coast Guard and CDFW- OSPR will return to their standard pollution response posture as natural resource trustees,” according to the statement.

The multi-agency response began on Oct. 2, after reports of an oil release began impacting Southern California.

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The U.S. Coast Guard urged the public to report any sizable sightings of oil or oily debris by contacting the National Response Center Hotline at 800- 424-8802.