This dataset contains a list of drainage superintendents who are appointed by the local municipality to manage drains constructed under the Drainage Act, 1990. Drainage superintendents are businesses or individuals that represent the local municipality to assist landowners to resolve their drainage concerns using the Ontario Drainage Act, 1990. This list is maintained by the Ministry of Agriculture, Food and Agribusiness (OMAFA) and includes municipality names, addresses telephone numbers, and superintendent contact information. This list is updated annually or as required throughout the year. More information about the work of drainage superintendents can be found at Drainage Superintendents Association of Ontario (DSAO).