The Carmen Diversion Launch Ramp is a concrete boat ramp located in Oregon, specifically in the Linn County area, at the coordinates 44.34004974 latitude and -122.00225067 longitude. It is a popular access point to the South Santiam River, which is a scenic waterway that runs for approximately 66 miles from the Cascade Range to the Willamette River.

The Carmen Diversion Launch Ramp is a single-lane boat ramp that is approximately 20 feet wide, making it suitable for smaller watercraft. This boat ramp is open to the public and provides easy access to the South Santiam River, which is a popular destination for boating, fishing, and other recreational activities.

As for the type of craft permitted on the water, the South Santiam River is suitable for a variety of watercraft, including kayaks, canoes, rafts, pontoon boats, and small motorboats. However, the river has some rapids and swift currents in some sections, so it's important for boaters to be aware of the water conditions and take appropriate safety precautions.

Overall, the Carmen Diversion Launch Ramp provides a convenient access point for boaters and other water enthusiasts looking to enjoy the beautiful scenery and recreational opportunities of the South Santiam River in Oregon. This information was gathered from various sources, including official Oregon government websites and boating guides.