Dec 31 (Reuters) - Questfire Energy Corp Qa.V :
* Provides operations update and announces amendments to its credit facilities
* Production curtailments due to Nova Gas Transmission (NGTL) restrictions at
core open lake property have recently been lifted
* Says current production capability is estimated to be in the 5,300 to 5,400
boepd range
* Source text for Eikon
* Further company coverage Qa.V