Contour map · Illinois
Open River North
70 ftdeepest spot
37,261acres
10 ftcontour lines
What you get on Open River North
- Every drop-off on a full contour map, lines every 10 ft, from the USGS / USACE survey.
- Drop a pin anywhere and see the depth under it.
- Riggs tells you where to fish and what to throw today, from the weather, water temp, likely species and the odds.
- Follow My Boat (Pro) shows the depth under your boat as you move.
Free to download. A free pick every day; contour maps with Pro or Guide.
Open River North at a glance
| Location | Illinois |
|---|---|
| Size | 37,261 acres |
| Deepest spot | 70 ft |
| Contour lines | every 10 ft |
| Survey | USGS / USACE |
Boat ramps and marinas on Open River North
16 boat ramps: Grand Tower Ramp, Ingram, Maple Island Access, NGRRE, Seventy Six CA, Trueman Access, Wittenburg Boat Club.
In the app, every one is on the map, next to the contour lines.
Ramp and marina locations © OpenStreetMap contributors (ODbL).
Lakes near Open River North
- Lake Coulterville18 mi
- Washington County Lake32 mi
- Breese Lake West34 mi
- Breese Lake East34 mi
Contour map: USGS / USACE. Rigology shows the agency's survey and is not affiliated with it.