Bay of Plenty region was formed in 1989 after a nationwide review and shakeup of top-level local government in New Zealand. The new region incorporated the former counties of Tauranga, Rotorua, Whakatane and Opotiki. On 5 October 2011, the MV Rena ran aground on the Astrolabe Reef in the bay causing a large oil spill, described as New Zealand's worst ever environmental disaster. The region is subdivided into territorial authorities, which include the Western Bay of Plenty District, Tauranga City, Whakatane District, Kawerau District and Opotiki District, as well as parts of Rotorua District and the town of Rangitaiki in Taupo District. The
Bay of Plenty Steamers The quarter finals were scrapped from 2009. Bay of Plenty would have mixed results in 2010. They would win seven of thirteen matches including a rare win in Wellington. Disappointing losses to Tasman and Northland would see Bay of Plenty finish in 6th position. In 2011 Bay of Plenty competed in the new reformatted ITM Cup Premiership. It was also Bay of Plenty's rugby centenary year. Bay of Plenty would have significant wins over Waikato (36–8), Wellington (32–0) and Canterbury (35–31) to see the Steamers finish 4th. However, due to the 2011 Rugby World Cup the semi-finals were scrapped. 2012