Muthulakshmi, who fell into the improperly closed 900-feet borewell at Suryapalli village, about 50 km from here, around 7 am, remained stuck within a depth of about 18 feet and was pulled out by rescuers around 11 pm in an unconscious state, they said.
Daughter of farm labourers, the girl was immediately rushed to the Government Hospital here in an ambulance, kept ready since morning, but there was no word about her condition.
A pit was dug adjacent to the borewell, which was to be closed today after it failed to yield water, to rescue the girl, who was stuck at a depth of about 18 feet from the ground level.
The borewell had a diameter of 12 inches upto 18 feet and nine inches beneath, they said.
District Collector S Jayandhi and other top police and district officials oversaw the operations.
The girl's voice was audible till about 5 pm, they said.