In 2013 Genesis Energy LP announced an investment of $125 million to improve ExxonMobil's existing assets in the Baton Rouge area.

The investment includes plans to build an 18-mile (29 km), 20-inch (51 cm) diameter crude oil pipeline that connects Genesis Energy's Port Hudson terminal, to ExxonMobil's Baton Rouge refinery.

[4] According to ExxonMobil's filings with the US DOE's Energy Information Agency, the unit capacities for the Baton Rouge Refinery are presented below:[5] The refinery undertook a $230 million[6] investment to modernize the crude unit and expand crude flexibility as part of the BRRIC program with plans to increase exports of clean fuels.

[12] As a major emitting facility, The ExxonMobil Baton Rouge Refinery and Petrochemical Site must report its complete greenhouse gas emissions to the EPA every year subject to the EPA's Greenhouse Gas Reporting Program.

The Baton Rouge reports as four separate facilities but with the integrated refinery and olefins unit being the largest and accounting for >95% of emissions.