Beginning of operations by AOC
1910
First discovery of oil at Khaur by AOC
1915
Commissioning of two small refining units at Morgah near Rawalpindi with the capacity of 2,500 BPD
1922
Discovery of oil in Dhulian and installation of Dubbs and Lummus Plants with the capacity of 5,500 BPD
1937
Discovery of oil at Meyal and Toot oilfields
1968
Incorporation of ARL
1978
Conversion of ARL into a Public Limited Company and its listing on three stock exchanges of the country
1979
Refining capacity was increased by the addition of two distillation units of 5,000 & 20,000 BPD capacity each
1981
Commissioning of dispatches of petroleum products through pipeline to Oil Marketing Companies (OMCs) with
computerized metering
1987
Effluent Treatment Plant
1996
Expansion and upgradation project with the installation of Heavy Crude Unit of 10,000 BPD and Catalytic
Reformer Complex of 5,000 BPD
1999
Commissioning of Captive Power Plant with the capacity of 7.5 MW
2000
ISO-9001: 2000 certification
2001
Production of Polymer Modified Bitumen (PMB)
2001
ISO-14001 certification
2002
OHSAS – 18001 certification
2006
ISO/IEC 17025:2005 Accreditation
2007
DCS (Distributed Control System) installation at two crude units of 5,000 and 20,000 BPD capacity.
2008
Crude and Product storage capacity enhanced gradually by 70% during the period 2002-2009.
2009
Completion of expansion and upgradation project comprising of a Preflash Unit of 10,400 BPD, Light Naphtha Isomerization unit of 7,000 BPD, Diesel Hydro desulphurization unit of 12,500 BPD, related auxiliary units (Hydrogen manufacturing, Sulphur Recovery, Sour Water Stripper & Amine Treating unit) and Utilities units. Capacity enhancement of Captive Power Plant by 18 MW.
2017