Subjgrp 83. Michigan
- § 117.624 - Black River (South Haven).
- § 117.625 - Black River (Port Huron).
- § 117.627 - Cheboygan River.
- § 117.631 - Detroit River (Trenton Channel).
- § 117.633 - Grand River.
- § 117.635 - Keweenaw Waterway.
- § 117.637 - Manistee River.
- § 117.641 - Pine River (Charlevoix).
- § 117.643 - Pine River (St. Clair).
- § 117.645 - River Rouge.
- § 117.647 - Saginaw River.
- § 117.651 - St. Joseph River.
- § 117.653 - St. Mary's Falls Canal.
- § 117.655 - Thunder Bay River.