The Whitewater River Run from Olema Ranch Campground to Caltrans Corporation Yard at Point Reyes Station in California, is a popular destination for river enthusiasts. The ideal streamflow range for this stretch of the river is between 100 and 400 cubic feet per second (cfs), which provides for optimal conditions for rafting, kayaking, and canoeing. The class rating for this section is Class II, with some Class III rapids in certain areas. The total segment mileage is approximately 5 miles.

One of the most notable rapids along this stretch is the "Chicken Chute," which is a Class III rapid that requires skill and experience to navigate safely. Other notable obstacles on the river include several boulder gardens and strainers, which require careful attention and navigation.

Specific regulations to this area include the requirement for all river users to wear a personal flotation device (PFD) at all times while on the river. Additionally, all river users must adhere to Leave No Trace principles and pack out all trash and waste.

In conclusion, the Whitewater River Run from Olema Ranch Campground to Caltrans Corporation Yard at Point Reyes Station is an exhilarating and scenic stretch of river with an ideal streamflow range between 100 and 400 cfs, Class II ratings with some Class III rapids, a total segment mileage of approximately 5 miles, and specific regulations to ensure the safety and protection of the area.