The Cultural Terrace section in the southeast part of the park covers and is still in the planning stages. The City of Irvine is considering including an amphitheater, museums, and a library, and in June 2017 approved an exclusive negotiating agreement with Wild Rivers, a water park that operated further south in Irvine for 25 years before closing in 2011 when its lease expired. The water park is projected to open in summer 2019. Some residents are urging the inclusion of a botanical garden. , of the Cultural Terrace section are leased to a company that operates a green waste and recycling plant there.