The militants were said to have blown up the oil facilities in separate attacks between 10pm and 11:20pm on Monday night.
The militants were said to have blown up the oil facilities in separate attacks between 10pm and 11:20pm on Monday night, the same day Twitter shut down the group's account.
The development followed the Avengers' attacks on five oil installations in the region last weekend.
It was gathered that the recent attack on the two manifolds operated by the NPDC occurred at Batan community in the Warri South-West Local Government Area of Delta State.
Two other trunk lines, belonging to the NNPC in the area were also destroyed by the militants, report said.
The affected Chevron facility, an oil well, was located at the Makaraba village of Gbaramatu Kingdom.
The militants, who are bent on crippling the nation's economy, resumed attacks on oil installations after a two-week ceasefire, which saw an increase in oil production.