Hyderabad, Nov. 6 -- The Telangana government has decided to file a fresh petition in the Supreme Court opposing Karnataka's move to raise the height of Almatti Dam on the Krishna River, people familiar with the matter said on Wednesday.

The decision has been taken after thorough discussions with legal experts, in the wake of the Karnataka cabinet's decision on September 17 to raise the water level in the Almatti Dam from 519.6 metres to 524.25 metres, which threatens water availability for critical irrigation projects in Telangana.

"There is already a case pending before the Supreme Court, filed by the erstwhile combined Andhra Pradesh government and Maharashtra, opposing the increase in the height of Almatti dam. The Telangana governm...