Cliff Hatfield Memorial Airport, located in Calipatria, California, is near several notable locations and attractions. As of my last update in 2023, here are some points of interest and geographical features in the vicinity:

1. Salton Sea: This large, shallow, saline lake is situated to the west of Calipatria. It's a significant site for birdwatching, especially during migration seasons, despite facing environmental challenges.

2. Bombay Beach: Located on the eastern shore of the Salton Sea, this small community is known for its artistic installations and unique, post-apocalyptic landscape.

3. Sonny Bono Salton Sea National Wildlife Refuge: This refuge, located to the south of Calipatria, provides habitat for migratory birds and offers opportunities for wildlife observation, photography, and hunting.

4. Imperial Valley: Calipatria is part of the Imperial Valley, a major agricultural area in Southern California known for its production of lettuce, alfalfa, and other crops.

5. Anza-Borrego Desert State Park: To the west, this state park offers vast desert landscapes, hiking trails, and is known for its spring wildflower blooms.

6. El Centro: The largest city in the Imperial Valley, located to the south of Calipatria, offers shopping, dining, and is the administrative center of Imperial County.

7. Geothermal Power Plants: The area around Calipatria is known for its geothermal activity, and there are several geothermal power plants that harness this renewable energy source.

8. Imperial Sand Dunes Recreation Area: To the east, this area is popular for off-road vehicle enthusiasts and was used as a filming location for several movies, including parts of the Star Wars series.

9. Brawley: A nearby city to the south of Calipatria, known for its cattle industry and the annual Cattle Call Rodeo.

10. Niland: A small community to the north, near the site of the Salvation Mountain art installation and the Slab City community.

These locations offer a mix of natural beauty, agricultural landscapes, and unique cultural experiences in the vicinity of Cliff Hatfield Memorial Airport.

As of my last update in 2023, Cliff Hatfield Memorial Airport, located in Calipatria, California, is a small, public-use airport. It primarily serves general aviation and does not handle commercial airline traffic. The level of activity at such airports can vary, but generally, airports like Cliff Hatfield Memorial are considered less busy compared to larger commercial airports. They are often used by private pilots, small aircraft operations, and sometimes for flight training or local aviation events. For the most current information on its activity levels, including aircraft operations or any events, it would be best to contact the airport directly or check the latest aviation sources.