Report for Portage River Light Number 0 (Michigan) - 1910
| General |
| District: | 9th |
| Inspector: | R.A. Todt. |
| Location: | On the E'ly side of the channel, Portage River, Mich. |
| Date of Report: | 12/23/1910 |
| Latitude: | 46° 59' 21" |
| Longitude: | 88° 26' 04" |
| Premises |
| Site: | |
| Date of Reservation: | |
| Date of Deed: | |
| Date of Permission: | |
| Date of Lease: | |
| Area of the Entire Site: | |
| Area Inclosed: | |
| Character of Soil: | |
| Distance of tower from Nearest High-Water Mark: | |
| Inclosures to Premises / Type of Fence: | |
| Wharf or Landing on Premises: | |
| Road to Land or Wharf Chararacter of and Distance: | |
| Means to Reach Light Station: | |
| Distance to Nearest Road: | |
| Distance to Post Office: | |
| Distance to Village: | |
| Facilities for Public Conveyance: | |
| Facilities for Private Conveyance: | |
| Means Used for Support of Lantern: | Post |
| Number of Separate Lights: | 1 |
| First Built or Established: | 1897 |
| Last Rebuilt, Repaired, or Renovated: | 1899 |
| Condition at This Date: | |
| Shape of Tower in Plan: | |
| Form of Tower: | |
| Height from Base to Ventilator Ball: | |
| Height of Focal Plane Above Mean High Water: | 11 feet |
| Background of Lighthouse as Seen from Sea: | |
| Color of Tower: | |
| Color of Tower/ How Produced: | |
| Tower Connection: | |
| Object of Navigation: | River range |
| Building Materials: | Wood. |
| General Description: | Lantern on brackets on front of square white target house 4 feet square on log crib 12 ft. sq. & 5 ft. high in 2 ft. of water. |
| Wall Thickness at Base: | |
| Wall Thickness at Parapet: | |
| Diameter at Base: | |
| Diameter at Parapet: | |
| Kind of Stairway and Steps: | |
| Number of Landings: | |
| Size of Glass: | |
| Number of Windows and Size of Sash: | |
| Number of Doors: | |
| Kind of Foundation and Depth Below Surface: | |
| Character of Soil Surrounding the Lighthouse: | |
| Soil Susceptibility: | |
| Miscellaneous Remarks: |