Is Metal Detecting allowed in California state parks: YES, but you may need a permit to disturb resources.
TITLE 14. NATURAL RESOURCES
DIVISION 3. DEPARTMENT OF PARKS AND RECREATION
CHAPTER 1. GENERAL
This database is current through 2/13/09, Register 2009, No. 7
§ 4306. Plants and Driftwood. (a) No person shall willfully or negligently pick, dig up, cut, mutilate, destroy, injure, disturb, move, molest, burn, or carry away any tree or plant or portion thereof, including but not limited to leaf mold, flowers, foliage, berries, fruit, grass, turf, humus, shrubs, cones, and dead wood, except in specific units when authorization by the Department to take berries, or gather mushrooms, or gather pine cones, or collect driftwood is posted at the headquarters of the unit to which the authorization applies.
§ 4307. Geological Features. (a) No person shall destroy, disturb, mutilate, or remove earth, sand, gravel, oil, minerals, rocks, paleontological features, or features of caves.
§ 4308. Archaeological Features. No person shall remove, injure, disfigure, deface, or destroy any object of archaeological, or historical interest or value.
§ 4309. Special Permits. The Department may grant a permit to remove, treat, disturb, or destroy plants or animals or geological, historical, archaeological or paleontological materials; and any person who has been properly granted such a permit shall to that extent not be liable for prosecution for violation of the foregoing.
FMDAC Disclaimer: FMDAC assumes no responsibility for any person who knowingly or accidentally violates any state park regulation. Although FMDAC will try to keep this information current we cannot anticipate how each regulation will be interpreted by a specific park department, park employee or other government employee. It is the sole responsibility of each individual to know and obey the regulations of the park or area they are visiting and or metal detecting.