|High School:||Spanaway Lake HS '12|
Indoor Best at EWU
55m 6.62 • 60m 7.05 • 200m 22.55
Outdoor Best at EWU
100m 11.08 • 200m 22.46
2012-13: Indoor: Nnadi ran a time of 6.68 in the 55 to place second at the Candy Cane Invite, recording the third-fastest time at the meet. At the UW Indoor Preview, he recorded his personal best of 7.24 in the 60, placing 27th overall. His best time in the 200 came at the Idaho Collegiate, where he ran 23.37. Outdoor: Nnadi placed 15th in the 100 at the BSC Outdoor Championships, running a time of 11.10. He ran his collegiate best of 11.08 a week earlier at the Idaho Vandal Jamboree. Nnadi ran on the 4x100 relay, which ran a time of 41.45 on two different occasions including a first-place finish at the Duane Hartman Invite and a second-place finish at the All-Idaho Cup. That relay time ranks ninth in school history. He ran his outdoor season-best time of 23.48 at the Al Manuel Invitational. Nnadi was selected to the winter and spring Big Sky All-Academic teams.
High School: Nnadi ran his personal-best time of 11.02 in the 100 at the WIAA 4A State Championships, placing 15th in the prelims. His other personal best of 23.03 in the 200 came at the Sentinel Classic, where he placed second. Nnadi managed to trim off nearly half a second in both his 100 and 200 times his senior year, having previous bests of 11.58 and 23.51 during his junior year. His best time in the 400 was 54.24, which came in a dual meet with Rogers-Puyallup.