This audio file was recorded in Lyttelton. It captures the human and electronic responses following the 22nd February 2011 earthquake such as people talking, snips of radio broadcast, and alarms going off.
More on allegations from the Earthquake Commission that some contractors have been filing false invoices for work done on the Christchurch rebuild.
Contractors in Christchurch are due to file legal action against the Earthquake Commission tomorrow, because of thousands of dollars worth of unpaid invoices.