( CNN ) -- A massive supply of gunpowder totaling 6 million pounds ( 2,700 metric tons ) was found improperly stored in Louisiana 's Camp Minden , not far from where an explosion occurred two months ago , authorities said . A weekend operation to remove the stockpile will likely extend until Tuesday , CNN affiliate KSLA reported . The town of Doyline , population 820 , remains evacuated . Louisiana State Police said the M6 smokeless gunpowder was found during a follow-up inspection after an October 15 blast at Explo Systems , Inc . The explosive materials were found `` in the open and in other unapproved locations '' on property leased by Explo , police said . Authorities initially estimated a stockpile of 1 million pounds of gunpowder before police personnel and Explo employees began moving the supply . `` The Louisiana National Guard has been instrumental in making available additional magazine storage space for the propellant , '' Louisiana State Police said . According to Explo 's website , the company has been demilitarizing and recovering explosives and propellant for more than 15 years . Camp Minden is home to a Louisiana National Guard training site . CNN 's Maggie Schneider and Leslie Tripp contributed to this report .
KSLA : The town of Monroe , Louisiana , remains evacuated . The gunpowder was found during an investigation after an October 15 fire . Police personnel and county employees are unable to safely remove the debris .