Sea / River port
Container terminal
| Address | 725 Greenland RoadOntonagon, MI 49953United States |
| Port Authority | Ontonagon County Economic Development Corp |
| Phone | 906 884 4188 |
| Fax | 906 884 6788 |
| - | |
| Coordinates | 46°52'0" N, -89°-17'-60" W |
| Decimal | 46.8666667,-89.3 |
| UN/LOCODE | USONG |
| Port Type | Harbor |
| Port Size | Small |
| Website | - |
| Terminal | Unavailable |
| Inland port | Unavailable |
| Tide | Unavailable |
| Overhead Limit | Available |
| Swell | Unavailable |
| Channel | 16 - 20 feet 4.9 - 6.1 meters |
| Cargo Pier | 16 - 20 feet 4.9 - 6.1 meters |
| Mean Tide | - |
| Anchorage | 21 - 25 feet 6.4 - 7.6 meters |
| Harbor Size | Very Small |
| Shelter | Good |
| Max Vessel Size | Up to 500 feet in length |
| Harbor Type | River Natural |
| Turning Area | Unavailable |
| Compulsory | Unavailable |
| Available | Unavailable |
| Advisable | Unavailable |
| Local Assist | Unavailable |
| Provisions | Available |
| Fuel Oil | Available |
| Deck | Unavailable |
| Water | Available |
| Diesel Oil | Unavailable |
| Engine | Unavailable |
| 0-24 Ton Lifts | Unavailable |
| 25-49 Ton Lifts | Unavailable |
| 50-100 Ton Lifts | Unavailable |
| 100+ Ton Lifts | Unavailable |
| Fixed Cranes | Unavailable |
| Mobile Cranes | Unavailable |
| Floating Cranes | Unavailable |
| Wharves | Available |
| Med Moor | Unavailable |
| Ice | Unavailable |
| Anchor | Unavailable |
| Beach | Unavailable |
| Assist | Unavailable |
| Salvage | Unavailable |
| Pratique | Available |
| Deratt Cert | Available |
| Longshore | Unavailable |
| Electrical Repair | Unavailable |
| Steam | Unavailable |
| Electrical | Unavailable |
| Navigation Eq | Unavailable |
| Ship Repairs | Limited |
| Degauss | - |
| Garbage Disposal | Unavailable |
| Dirty Ballast | Unavailable |
| Telephone | Available |
| Radio | Unavailable |
| Air | Unavailable |
| Telegraph | Unavailable |
| Radio Tel | Unavailable |
| Rail | Unavailable |