The U.S. Energy Information Administration (EIA) has added data on rail movements of ethanol and biodiesel to its monthly Petroleum Supply Monthly (PSM) report (retroactive to January 2014), which will help improve estimates on regional biofuel supplies.The U.S. Energy Information Administration (EIA) has added data on rail movements of ethanol and biodiesel to its monthly Petroleum Supply Monthly (PSM) report, retroactive to January 2014. Previously, only data and estimates on net receipts by Petroleum Administration for Defense Districts (PADDs) were available. PADDs are simply the five regions of the country used to track fuel supplies, which include the East Coast, Midwest, Gulf Coast, Rocky Mountains, and West Coast. Unlike other liqui...