Founded in 2003, Southern Pressure Testers Ltd has been serving British Columbia, Alberta, Saskatchewan and Manitoba with a full line of 12 BOP pressure trucks; one and two ton four-wheel-drive units; and a flusby rig. These units have the ability to pump slowly (2-3 litres per minute) and quickly (up to 20 litres a minute). Each truck has flow metres and chart recorders that are calibrated on a regular basis. Southern Pressure Testers also has a selection of pipeline pressure testing trucks. They are capable of pumping up to 49,000 kpa. These units can be used for pipeline testing, to blow tubing drains, open frac ports and the testing of new wellsets or oilfield batteries.