Air quality and noise level monitoring/ ground water sample collection/ soil sample collection were carried out in Assam’s Baghjan side since Sunday.
Meanwhile, noise level monitoring was carried out in Guijan side of upper Assam Tinsukia.
“Air quality monitoring couldn’t be carried out in Guijan side because of waterlogging. Ecological survey carried out in Maguri Grassland area. Consultation with local ecological expert carried out at Natungaon.The study will be continued till one week beyond the date of capping the well successfully,” said an official of OIL.
However, samples for monitoring air quality and noise level are being collected for analysis.
Recording of data at already installed meters is in progress.
The bioremediation job has been put on hold till the water level recedes in the earmarked sites.
Currently, five sets of sensors including an accelerometer are recording data.
“Debris Removal activity has been resumed, which is one of the most critical components of capping operation of the blowout well.
However, flood had severely damaged most of the connecting roads to the site resulting in delay in shifting equipment/ materials to site.
Repairing job of the road on Tinsukia Bypass, viz Plastic Park-Kaliapani–Baghjan well is being carried out on war footing jointly by OIL and APWD for vehicular movement.
Repairing of another road Talap–Kordoiguri–Bandarkhati-Bhaghjan EPS is also being repaired for entry into Baghjan EPS, OIL officials said.
OIL has to suspended ongoing operation at Baghjan 5 after heavy rainfall lashed upper Assam since last few days.
Due to the incessant rain for last few days, RCC bridge on the Doomdooma-Baghjan road, around 10 km from the blowout well collapsed.
“Civil work for building safe walkways, passages etc. in and around the site in water submerged areas and temporary sheds for equipment etc. are being carried out continuously as per requirement,” said Jayant Bormudoi, senior manager (Corporate Communication) of OIL.
He said that surveys for assessment of damage for compensation by the committee constituted by district administration have been affected due to heavy rainfall and flood.
“Assessment for 19 families completed yesterday amidst bad weather in Doomdooma Circle making total number of families surveyed till date in Doomdooma and Tinsukia Circle 622 families,” said Bormudoi.