Aug 6 (Reuters) - Nuvista Energy Ltd NVA.TO :
* PROVIDES POSITIVE SECOND QUARTER OPERATING RESULTS, AFFIRMS PIPESTONE DEVELOPMENT RIGHT ON TRACK
* FY 2019 PRODUCTION GUIDANCE IS UNCHANGED AT 51,000 TO 54,000 BOE/D AS IS CAPITAL SPENDING AT $300 TO $325 MILLION
* QTRLY EARNINGS PER SHARE $0.04
* QTRLY PETROLEUM AND NATURAL GAS REVENUES $137.8 MILLION VERSUS $137.1 MILLION
* QTRLY PRODUCTION 50,391 BOE/D VERSUS 36,035 BOE/D
* PRODUCTION FOR Q3 OF 2019 IS EXPECTED TO BE IN RANGE OF 49,000 TO 52,000 BOE/D