Abraxas Petroleum Provides Operational Update

Abraxas Petroleum Corporation

is pleased to provide the following operational update. Williston Basin On the Abraxas' North Fork block in McKenzie County, ND, the Jore Federal 2-11-3H (76% working interest) produced 15,289 BOE (11,785 BO and 21,022 MCF gas) over its first 30 days from the Three Forks. The well continues to flow 367 BOEPD (325 BOPD and 250 MCFPD) on a restricted choke. Additionally, the well is expected to come in over $1mm below its originally projected AFE. Completion operations remain ongoing at the Ravin 2H and 3H. The Ravin 2H is estimated to be completed and flowing to sales in mid-December after which completion