the stadium's cost totals $288.5 million, of which the university will pay 52% and the state of minnesota the remaining 48%. including interest the state's cost is about $10 million per year or about $1.7 million per game for 25 years. about $50 million of the state's portion goes to the purchase of 2,840 acres (11.5 km²) of undeveloped university land, part of the rosemount research center in dakota county, over 25 years by the state of minnesota who will assume responsibility for risks if the site requires environmental cleanup. the university retains its right to use the land for its "research, education and engagement mission" in perpetuity.