The Operation also selected contractors for the identification of drilling sites and borehole drilling.

UNAMID explained that the delay in drilling wells was due to the failure to identify suitable boreholes in drilling sites and to select a suitable contractor.

The Omega-3 experiment is particularly important also because it marks the successful completion of the joint Kazakhstan-United States five-year programme aimed at eliminating the nuclear-testing infrastructure: closing the tunnels and destroying the boreholes at the test site.