Officials at ISRC said: “It will take some time for the Centre to take out all the systems and replace them with state-of-the-art digital broadband instruments.”
In addition, the Global Positioning System will be installed at the centres. This could help in carrying out a detailed study on the dam.
When asked about the issue, Rastogi said: “We have been recording the tectonic movements measuring over 2.5 on the Richter scale at the reservoir. It is only the minute movements that we are unable to trace.”
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