Based on the latest information available, the boat ramp named Tetilla Peak Campground Sandoval County in New Mexico is a concrete boat ramp. It has a width of approximately 20 feet, which should be wide enough to accommodate most types of watercraft.

This boat ramp services the Cochiti Lake, which is a man-made lake located in Sandoval County, New Mexico. According to the regulations of the Cochiti Lake, the following types of watercraft are permitted on the lake:

- Motorized boats
- Personal watercraft (such as jet skis)
- Sailboats
- Canoes
- Kayaks
- Stand-up paddleboards

However, it is important to note that all boats must comply with the lake's regulations regarding noise, speed, and safety. Additionally, all boats must be properly registered and have the required safety equipment on board.

In summary, the Tetilla Peak Campground Sandoval County boat ramp is a concrete ramp with a width of 20 feet. It services the Cochiti Lake in New Mexico, and allows a variety of watercraft to be used on the lake, including motorized boats, personal watercraft, sailboats, canoes, kayaks, and stand-up paddleboards.