A 13-year-old girl drowned in Adhiyur Eri on Monday evening when she and her friend went there to collect clay for making a doll for a school assignment.

Police said Reshma, a resident of Tamil Nadu Housing Board colony, was studying in class VIII in a private school at Tirupattur. She and her classmate Kanimozhi went to the lake at 5.30 p.m. The two girls got into the water and were caught in the silt. On hearing their cries for help, residents rescued Kanimozhi but Reshma drowned in the lake. Fire personnel recovered Reshma’s body. The Tirupattur taluk police have registered a case.