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 All Blacks. Bay of Plenty has a proud history of rising to the occasion for major matches, on many occasions, often as part of combined teams in the first half of the 20th century, the Bay has pushed touring teams to the limit in memorable encounters that have ranked as the toughest provincial matches on tour. Although often gallant in defeat the Bay has also recorded some memorable victories over stronger opposition – the 1982 Wallabies were thrashed by 40–16 in Rotorua a week after having defeated the All Blacks, and again in 1990 the same nation was lowered 12–4.