Select the location:
- Dale Maffitt Reservoir (reservoir(s))
- Dallas Center (city)
- Dawson (city)
- De Soto (city)
- Dexter (city)
- Ditch Number 4 (canal)
- Ditch Number 41 (canal)
- Middle Raccoon River (stream)
- Mill Slough (stream)
- Minburn (city)
- Moran (city)
- Mosquito Creek (stream)
- Murphy Branch (stream)