CNN | California 'aggressive' in oil spill cleanup, governor declares emergency CNN A ruptured 24-inch pipeline gets the blame for leaking oil near Refugio State Beach, a protected state park, just before Memorial Day weekend marks the start of the summer tourist season. Houston-based Plains All American Pipeline estimates up to 105 ... California declares emergency after oil pipeline rupture fouls sea and beaches ... Oil Spill Blights California Coastline California oil spill: CEO of pipeline company apologizes for damage |