2018: Callahan started the season off with two wins in two events in the meet at the College of Idaho. Callahan won the 200-yard free style with a time of 1:59.63 and the 100 breaststroke with a tme of 1:08.69, in addition to coming in second place in the 200 medleyrelay team with a time of 1:53.76 (Oct. 20) ... During the NWC Sprint Meet Callahan placed second overall, with a time of 1:02.03 in the 100-yard IM, 30.21 in the 50-yard backstroke and 27.78 in the 50-yard butterfly (Oct. 27) ... Callahan placed first in the 400-IM (4:35.37), the 500-freestyle (5:20.24), and the 100-breaststroke (1:07.61), during the first home meet of the season against Lewis & Clark (Nov. 2) ... Callahan won the 200-IM with a time of 2.10.07 and the 200-breaststroke with a time of 2:28.26, as well as the 400 medley relay timing in at 4:06.55, during the meet against Linfield (Nov. 3) ... Callahan placed first in the 200-backstroke touching the wall at 2:13.16, the 200-freestyle with a time of 1:59.30 and the 200-butterfly with a time of 2:15.06 during the Northwest Conference meet (Nov. 16) ... Callahan won the women's 200-IM by touching the wall at 2:08.15, the 400-IM with a time at 4:31.02, and earned third place in the 200-butterflywith a time of 2:11.58, as well as second place in the 200-butterfly with a time of 2:13.01 (Dec. 2) ... During the NWC swimming championships Callahan earned first team in teh 200-IM, 400-IM, 200-freestyle, and the 400-freestyle realy (Feb. 10) ...
2017: Callahan came away with a time of 2:55.58. in the men's pentathlon and placed second in the 100-yard individula medley (1:01.01) and second in the 50-breaststroke (32:99) during the Northwest Conference Sprint Meet in Wallace Pool (Oct. 27) ... During the meet at Lewis and Clark, Callahan along with her 400-yard medley relay team members took first place with a time of 4:06.76. Callahan also placed first in the 200-IM (2:09.97) and the 200-breastroke (2:27.05) (Nov. 4) ... During the home dual against Linfield Callahan won three events including first in the 400-yard IM (4:37.29), the 100-breastroke (1:10.31), and the 200-medley relay with teamates Cook, Skog and Haven (1:51.48) (Nov. 10) ... In the home meet where the Loggers hosted Willamette, Callahan continued to dominate the Northwest Conference by once again winning each of her three races including the 200-freestyle (1:57.33), the 200-breastsroke (2:30.82), and first place in the 400-medley relay with teamates Cook, Skog and Haven (4:08.85) (Nov. 11) ... Callahan and three teamates placed first in the 450-freestyle relay, timing in at 4:09.13. (Jan. 9) ... Callahan set a new school record in the 200-yard IM with a time of 2:07.25. She also won the breastroke with a time of 1:06.54 and the 500-freestyle with a time of 5:08.33 (Jan. 27) ...