Caveat: Use dated material accordingly.
Jan. 2006: LB City Mgmt Says Signal Hill Petroleum Won't Appeal Revocation of Permit For Vibration-Inducing Oil Testing But May Request New Permit In Future
Jan. 2006: Signal Hill Petroleum Acknowledges Larger Than Anticipated Ground Motion In Initial Vibration-Inducing Oil Testing, Says It Knows How To Resume Testing With Very Minimal Amount of Ground Motion
Jan. 2006: City Mgmt. Report Says Vibes To Find Underground Oil More Than City Hall Bargained For; Permit Revoked Pending Oil Co. Decision On Whether To Appeal
Jan. 2006: News in Depth: LB City Hall OK'd Vibration-Inducing Testing For Underground Oil In Neighborhoods Across Large Part of LB; We Post Color-Coded Map Showing Locations; City Hall Has Suspended Testing For Now
Jan. 2006: News in Depth: How LB City Hall Invited Vibration-Inducing Tests Into LB Neighborhoods To Find Underground Oil
Jan. 2006: Bad Vibrations? Wrigley Homeowners Rocked & Riled By Firm's Tests Inducing Vibrations To Find Underground Oil; City Hall Suspends Permit For Now