Is Metal Detecting allowed in TX: NO
You can find the TX Rules and Regulations HERE:
59.134 Rules of Conduct:
(i) Metal detector. It is an offense for any person to operate or use a metal detector, except as authorized by permit.
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.