The Ohio Environmental Protection Agency requires wastewater and collection system operators to report Sanitary Sewer Overflows (SSOs) under strict notification and documentation rules.
     
The Village of Yellow Springs' annual reports are available below.
      
2014 SSO Annual Report 2015 SSO Annual Report 2016 SSO Annual Report 2017 SSO Annual Report 2018 SSO Annual Report 2019 SSO Annual Report 2020 SSO Annual Report 2022 SSO Annual Report 2023 SSO Annual Report 2024 SSO Annual Report 2025 SSO Annual Report
      
* There were no overflows in 2021.