The $5.7m contract includes monitoring of all Bakken and Three Forks wells over a 157 square mile area in the Sanish field located in the US state of North Dakota.

MicroSeismic previously monitored 148 wells for Whiting using its BuriedArray data acquisition service and the new contract will include monitoring of an additional 100 wells next year.

MicroSeismic provides real-time monitoring and mapping of hydraulic fracture operations for developing unconventional oil and gas plays.