Between 3,500 and 1000 barrels of heavy crude spilled from a ruptured pipeline . No timeline yet for the cleanup around a few mobile homes . Excavation of contaminated soil is under way , weather permitting .
Between 3,500 and 5,000 barrels of heavy crude leaked from a ruptured pipeline . No timeline yet for the cleanup around two dozen Arkansas homes . Excavation of contaminated soil is under way , weather permitting .