Annual Reports View HPI’s Annual Reports from 2018-2015 below: 2018 Annual Report 2017 Annual Report 2016 Annual Report 2015 Annual Report Additional Reports FY 2020 Form 990 FY 2019 Form 990 FY 2018 Form 990 FY 2017 Form 990 FY 2016 Form 990 FY 2015 Form 990 Impact Study Draft EPA Grant 2019