Methods and systems are disclosed to help improve accuracy of location determination for a wireless communication device. An exemplary method involves: (a) at a wireless communication device operating in a radio access network, making a determination that the wireless communication device is likely to lose global positioning system (GPS) connectivity; (b) in response to the determination, powering on a GPS receiver to receive GPS location data for the wireless communication device; and (c) powering off the GPS receiver and storing the received GPS location data.