2012-13: Northwestern's senior leader and talented distance swimmer in a number of strokes ... Ranked on NU's top times list in a whopping eight different events for the year ... Was the Wildcats' fastest in the 200 fly, 200 IM and 400 IM while ranking second in the 200 free, 500 free, 1,000 free and 1,650 free, and fourth in the 200 breast ... Also swam with NU's best 800 free relay of the year, leading it off at the Big Ten Championships with a career-best NCAA `B' consideration time of 1:37.80 ... Northwestern's Big Ten Outstanding Sportsmanship Award male winner ... Served as the president of the Northwestern Student-Athlete Advisory Committee (SAAC) during the year ... CSCAA Scholar All-America honorable mention ... Academic All-Big Ten ... Won the consolation final of the 200 fly at the Big Ten Championships with a career-best and NCAA `B' time of 1:45.72 that moved him into fifth on NU's all-time top times list in the event ... Won the bonus final of the 400 IM at the conference meet with a season-best `B' cut of 3:50.77 ... Also competed in the 500 free (31st) at the Big Ten Championships ... Swam in six events at Northwestern's own four-team TYR Invitational (11/16-11/18), taking first place in five of them ... Swam season-best and NCAA `B' cut times of 1:47.27 in the 200 fly and 3:51.48 in the 400 IM to capture those events ... Also had wins in the 200 IM, 200 free and 500 free while finishing third overall in the 100 free ... Named Big Ten Swimmer of the Week (11/20) for his efforts at the TYR, NU's first-such honor since 2009 ... Member of a five-Wildcat contingent at the AT&T USA Swimming Winter Nationals (11/29-12/1) where he competed in five events ... Scored points in the 400 IM (finishing 13th) and the 200 fly (taking 16th) at the USA meet ... Also competed in the 200 IM (where he swam a career-best 1:51.81), the 200 free and the 500 free ... Finished first or second in every dual-meet race except for a pair of third-place results, compiling 11 wins and nine runner-up efforts.
2011-12: Northwestern's top swimmer, ranked on NU's top times list in seven different events ... Had Northwestern's top times in the 1,000 free, 1,650 free, 200 fly, 200 IM and 400 IM while ranking second in the 500 free and 200 breast ... Won the consolation final in the 200 fly at the Big Ten Championships, swimming a career-best and NCAA `B' time of 1:46.29 ... That time ranks him fifth on NU's all-time top times list in the event ... Academic All-Big Ten ... Scored Big Ten points in the 400 IM with a 10th place finish, swimming a `B' cut of 3:50.09 in the prelims before turning in another `B' time of 3:50.49 in the evening swim ... Also competed in the 500 free at the conference meet ... Swam with NU's 800 free relay at the Big Ten Championships, earning another `B' time with a squad that ranks as the third-fastest in NU history in the race ... Finished second in the 200 fly at Northwestern's own five-team TYR Invitational (11/18-11/20) with a then-career-best and NCAA `B' cut of 1:48.03 ... Won the 400 IM at the TYR with a `B' time of 3:52.66 after swimming a 3:52.01 in the prelims ... Led off NU's winning 800 free relay at the TYR, which also picked up a `B' time ... Broke the Lewis Pool record with a career-best 1:52.04 to win the 200 IM in a double dual against Lewis and Carthage (1/7) ... Was undefeated during the regular season in the 400 IM ... Only finished outside the top two in any event twice all regular season, compiling 15 wins and six runner-up performances ... In addition to the 200 fly and 400 IM efforts, also won the 500 free at the TYR Invite.
2010-11: Qualified for his first-career NCAA Championships ... Ranked on Northwestern's top times list in five different events following the season ... Was first in the 1,650 free and 500 free while ranking second in the 1,000 free, 200 breast and 400 IM ... Competed in the 400 IM (25th), 1,650 free (28th) and 500 free (41st) at the NCAA Championships ... Academic All-Big Ten ... Swam a career-best and NCAA `B' provisional qualifying standard of 3:47.51 to make the championship final of the 400 IM at the Big Ten Championships, eventually placing sixth overall ... Also was sixth in the 500 free at the conference meet after making the championship heat with a career-best and `B' time of 4:20.31 in the preliminary session ... Scored a point with a 16th-place NCAA `B' effort of 15:25.40 in the 1,650 free at the conference meet ... Swam with NU's top 800 free relay of the year, earning another `B' cut at the Big Ten Championships ... That 800 free relay squad ranks as the fourth-fastest in school history ... Earned six top-eight finishes with three NCAA `B' cut times at Northwestern's own five-team TYR Invitational (11/19-11/21) ... Won the 500 free with an NCAA `B' and career-best time of 4:24.77, was second in the 1,650 free with a `B' cut of 15:30.95 and was second in the 400 IM with a `B' effort and career-best of 3:51.90 ... Also finished fourth in the 200 IM and eighth in the 200 free and 200 fly at the TYR ... Had 11 first-place dual-meet finishes in six different events ... Had 20 total top-three dual-meet finishes all told during the year ... Prior to the start of the 2010-11 collegiate season, captured first place in the 20th Anniversary U.S. Masters Swimming Big Shoulders Open Water Swim Classic 5K at Ohio Street Beach in Chicago.
2009-10: Northwestern's top distance swimmer as a freshman, appeared on NU's top times list for the year in five different individual events ... Had the Wildcats' top times of the year in all three distance freestyle events ... Ranked second for NU on the year in the 400 IM and third in the 200 IM ... Swam with Northwestern's top 800 free relay of the year, earning an NCAA `B' provisional qualifying time with the squad at the Big Ten Championships ... Scored points at his first conference meet with a `B' cut time of 15:23.45 in the 1,650 free, placing him 13th in the Big Ten and landing him the No. 4 spot on NU's all-time top performers list in the event ... Made the bonus finals of the 400 IM and 500 free at the Big Ten Championships, winning the 400 IM heat with a season-best 3:52.33 to place 17th overall and coming in third in the 500 free heat with a season-best 4:25.00 to place 19th overall ... Earned NCAA `B' provisional qualifying times of 15:35.07 in the 1,650 free and 3:53.30 in the 400 IM at the six-team TYR Invitational and another as a member of NU's 800 free relay ... Won the 400 IM at the TYR while finishing second in the 1,650 free, third in the 500 free and 200 fly, and fifth in the 200 IM ... Also made the consolation final in the 200 free at the Invite before placing 10th overall ... Won eight different dual-meet races on the year ... Compiled 16 separate top-three finishes in dual meets.
High School: Ranked as a five-star recruit by Swimming World Magazine ... Went undefeated in conference dual meets for entire high school career ... Holds school records in the 50 free, 100 free, 200 free, 500 free, 100 back, 100 fly, 100 breast and 200 IM ... Named school's Athlete of the Year in 2007-08 ... Orange County Register Swimmer of the Week ... Pacific Coast League Sportsmanship award winner as a senior ... Twice named team MVP ... Swam club with Mission Viejo Nadadores from 2005-09 ... Holds 13 Southern California Swimming (SCS) records, three national age group records and five Olympic Trail qualifying cuts ... Swam at Junior Pan Pacifics in Guam ... Principal's Honor Roll and Academic All-American.
Personal: Born Charlie Norman Rimkus ... Son of Charles and Holly Rimkus ... Both parents are Northwestern graduates and grandfather was a former Dean of the Northwestern Dental School ... Prior to the start of the 2010-11 collegiate season, captured first place in the 20th Anniversary U.S. Masters Swimming Big Shoulders Open Water Swim Classic 5K at Ohio Street Beach in Chicago ... Chose Northwestern over USC and Princeton ... Majoring in Political Science with a minor in Business Institutions.
RIMKUS' PERSONAL BESTS
| Event | Personal Best |
| 500 freestyle | 4:20.31 |
| 1,000 freestyle | 9:20.31 |
| 1,650 freestyle | 15:23.45 |
| 200 individual medley | 1:51.81 |
| 400 individual medley | 3:47.51 |
| 200 butterfly | 1:45.72 |