  the caÃ±o limÃ³n â coveÃ±as pipeline is a crude oil pipeline in colombia from the caÃ±o limÃ³n oilfield in the municipalities of arauca and arauquita in arauca department on the border of venezuela to coveÃ±as on colombia's caribbean coastline. it is jointly owned by the state oil firm ecopetrol, and u.s. company occidental petroleum. the pipeline is  long. ==history== the pipeline was opened in 1986. during its existence, the pipeline has often been attacked by guerrilla organizations that oppose the colombian government. the national liberation army (eln), which has traditionally been involved in such attacks, charged in a communique that "in our country, energy policy does not prioritize investment (in colombia) but rather exploitation and consumption that sacrifices future generations." together with the farc, they have repeatedly sabotaged and exploded sections of the pipeline. the colombian government has militarized the area in response. for several years a security tax was imposed on oil producers in the region, which have also been targeted by guerrilla extortion and kidnappings. occidental petroleum also contracted the security firm airscan to aid the colombian military in the defense of its operations. {| cellspacing="1" cellpadding="2" align="center" |- valign="middle" |colspan=5 align="center"| attacks on oil pipelines, 2001-2004 |-bgcolor="eeeeee" valign="middle" | | align="center"|2001 | align="center"|2002 | align="center"|2003 | align="center"|2004 |- valign="middle" | align="center"|all pipelines |align="center"|263 |align="center"|74 |align="center"|179 |align="center"|103 |- |align="center"| caÃ±o limÃ³n coveÃ±as |align="center"|170 |align="center"|41 |align="center&qu
Energy_infrastructure_completed_in_1986