Regulation No. 72 - Roscommon county
- Section R. 281.772.1 - South branch AuSable river and Mud lake; slow-no wake speed
- Section R. 281.772.2 - Artificial canal connected to Houghton lake; slow-no wake speed
- Section R. 281.772.3 - Artificial canals connected to Houghton lake; slow-no wake speed
- Section R. 281.772.4 - Artificial canals connected to Houghton lake; slow-no wake speed
- Section R. 281.772.5 - Artificial canals connected to Houghton lake; slow-no wake speed
- Section R. 281.772.6 - Muskegon river; slow-no wake speed zone
- Section R. 281.772.7 - Artificial canals connected to Muskegon river; slow-no wake speed
- Section R. 281.772.8 - Lake St. Helen, canals and channels; slow-no wake speed
- Section R. 281.772.9 - Houghton lake; canals and channels; slow-no wake speed