Is Metal Detecting allowed in New Hampshire State parks? YES,
The state park rules can be found HERE:
Res 7301.19 Metal Detectors.
(a) Metal detectors shall not be permitted on DRED (department of resources and economic development) properties unless otherwise stated in this section or if permitted by special use permit pursuant to Res 7400
(b) Metal detectors shall be permitted along the shoreline of beaches and at athletic fields, playgrounds, and within a 25 foot radius from picnic tables and pavilions, unless otherwise posted.
(c) Metal detectors shall not be permitted at state historic sites and natural areas listed in Res 101.06, or Odiorne Point state park.
(d) Money or items found whose value is in excess of $50.00 shall be subject to Res 7301.27, Lost and Found Items.
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.