The 49th National Age Group Diving Championship 2025, organized by the Sri Lanka Aquatic Sports Union, was successfully held from the 09 to the 11 of May 2025 at the Sugathadasa Stadium Swimming Pool Complex, Colombo.

Flying Officer Isiwaruna De Silva once again made a significant mark, representing the Sri Lanka Air Force in this national event. Demonstrating consistency, technical finesse and competitive spirit, he secured  three Silver medals in the  1m Springboard, 3m Springboard and Platform events , a feat that highlighted his achievement from the 47th edition of the Championship.