McPherson County South Dakota Drainage Commission Minutes Home » Drainage » Drainage Commission Minutes The Drainage Commission meets as needed. Refer to the Commissioner Meeting Minutes to see if there was a Drainage Commission meeting for the month you are interested in. Drainage Commission Minutes 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 McPherson County Courthouse 706 Main St. Leola, SD 57456 News Categories Meetings (1) Public Information (2)