swimMargaret Williams
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 23.04 | 2016-11-13 | 2016 Bridget Vache Memorial MAC Fall Frenzy slow pool | |
| 50 Freestyle | SCY | 31.64 | 2022-02-13 | 2022 Maryland Last Chance Meet venue | |
| 100 Freestyle | SCY | 1:08.50 | 2022-03-12 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 200 Freestyle | SCY | 2:23.67 | 2022-03-13 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 500 Freestyle | SCY | 6:20.44 | 2022-03-11 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 1000 Freestyle | SCY | 11:24.11 | 2025-12-11 | 2025 East Coast WinterFest | |
| 25 Backstroke | SCY | 29.37 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Backstroke | SCY | 36.31 | 2022-03-19 | MSC B Champs slow pool | |
| 100 Backstroke | SCY | 1:16.04 | 2022-03-13 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 50 Breaststroke | SCY | 43.76 | 2021-10-23 | Clippers' Raising the Anchor Meet slow pool | |
| 100 Breaststroke | SCY | 1:34.65 | 2022-03-12 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 200 Breaststroke | SCY | 3:20.13 | 2021-12-04 | Eastern Shore Invitational 2021 slow pool | |
| 25 Butterfly | SCY | 36.25 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Butterfly | SCY | 39.14 | 2022-03-19 | MSC B Champs slow pool | |
| 100 Individual Medley | SCY | 1:21.82 | 2021-11-21 | CAC Zachary "Zack" Spain Memorial Meet 2021 slow pool | |
| 200 Individual Medley | SCY | 2:51.46 | 2022-03-12 | 2022 MD LSC JR CHAMPS - NBAC SITE slow pool | |
| 50 Freestyle | LCM | 34.35 | 2022-05-01 | 2022 ASC Spring Long Course Meet venue | |
| 100 Freestyle | LCM | 1:16.15 | 2022-04-30 | 2022 ASC Spring Long Course Meet venue | |
| 200 Freestyle | LCM | 2:40.31 | 2022-06-05 | 2022 Eagle Swim Team Speedo Sizzler venue | |
| 400 Freestyle | LCM | 5:30.18 | 2022-06-05 | 2022 Eagle Swim Team Speedo Sizzler venue | |
| 800 Freestyle | LCM | 11:32.71 | 2022-06-03 | 2022 Eagle Swim Team Speedo Sizzler venue | |
| 50 Backstroke | LCM | 41.88 | 2022-05-01 | 2022 ASC Spring Long Course Meet venue | |
| 100 Backstroke | LCM | 1:28.77 | 2022-04-30 | 2022 ASC Spring Long Course Meet venue | |
| 200 Backstroke | LCM | 3:03.78 | 2022-06-05 | 2022 Eagle Swim Team Speedo Sizzler venue | |
| 50 Breaststroke | LCM | 51.15 | 2022-04-30 | 2022 ASC Spring Long Course Meet venue | |
| 100 Breaststroke | LCM | 1:50.84 | 2021-07-23 | Summer Junior Champs LCM Meet venue |
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 32.53 | flat | 200 Free Relay | 2021-12-04 | Eastern Shore Invitational 2021 |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle SCY 1:08.50
Front half 33.35s · back half 35.15s
200 Freestyle SCY 2:23.67
Front half 70.06s · back half 73.61s
500 Freestyle SCY 6:20.44
Front half 190.47s · back half 189.97s
100 Backstroke SCY 1:16.04
Front half 37.10s · back half 38.94s
100 Breaststroke SCY 1:34.65
Front half 45.46s · back half 49.19s
200 Breaststroke SCY 3:20.13
Front half 98.84s · back half 101.29s
200 Individual Medley SCY 2:51.46
Front half 85.35s · back half 86.11s
200 Freestyle LCM 2:40.31
Front half 78.24s · back half 82.07s
400 Freestyle LCM 5:30.18
800 Freestyle LCM 11:32.71
Front half 345.84s · back half 346.87s
100 Backstroke LCM 1:28.77
Front half 43.67s · back half 45.10s
200 Backstroke LCM 3:03.78
Front half 89.92s · back half 93.86s
100 Breaststroke LCM 1:50.84
Front half 54.58s · back half 56.26s
Progression
Faster times are higher. One card per event, all courses & history.