Event: USF National Championships
- 800m free – 9:38.16 from 9:42.00
- 100m back – 1:06.48 from 1:08.00
- 100m fly – 1:08.11; third behind Ethani Ssengooba (1:07.82) and Isaiah Kuc (1:07.84)
- 200m free – 2:12.65 from 2:13.00
- 50m fly – 31.55 from 32.00; ninth
- 400m free – 4:41.59 from 4:42.00
- 50m back – 32.08; second behind Peterson Inhensiko (30.92)
- 100m free – 58.92; fourth behind Kuc (58.34), Inhensiko (58.45), Arthur Mwase (58.84)
- 200m fly – 2:30.41 from 2:40.00; second behind Kuc (2:30.34)
- 200m back – 2:21.71 from 2:25.00
- 50m free – 27.59 from 28.00; ninth
- At the June 30 – July 2 Uganda Swimming Federation (USF) National Championships, Heer re-established his dominance in distance swimming.
He won the 800m freestyle (9:38.16), 400m free (4:41.59), 200m free (2:12.65), 100m backstroke (1:06.48) and 200m back (2:21.71) to top the very competitive 13-14 years boys’ age group.
In the 100m fly, he finished third (1:08.11) behind Ethani Ssengooba (1:07.82) and Isaiah Kuc (1:07.84) then second behind Peterson Inhensiko (30.92) in the 50m back (32.08).
He was off the podium in the; 50m free (27.59) and 50m fly (31.55), where he finished ninth in both plus the 100m free (58.92) where he was fourth behind Kuc (58.34), Inhensiko (58.45), Arthur Mwase (58.84).