Gauge Point Calibration gaugepoint.com info@gaugepoint.com (800) 205-8265 A high definition survey company. GPC uses the HDS system to determine the volumes of upright cylindrical & horizontal tanks. Location Address 713 2nd Ave Crockett, CA 94525 Mailing Address 713 2nd Ave Crockett, CA 94525 Products & Services Facilities & Construction Contractors Update Profile