Mason Leach
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 20.91 | Sectionals ✓+0.52s to Futures | 2023-03-12 | 2023 Northwest Spring Speedo Sectionalsvenue |
| 100 Backstroke | SCY | 48.93 | Sectionals ✓+0.34s to Futures | 2023-03-10 | 2023 Northwest Spring Speedo Sectionalsvenue |
| 200 Backstroke | SCY | 1:52.95 | Sectionals ✓+6.46s to Futures | 2022-03-24 | 2022 Spring Speedo Sectional - Phoenix, AZ |
| 100 Breaststroke | SCY | 58.61 | Sectionals ✓+3.62s to Futures | 2022-03-24 | 2022 Spring Speedo Sectional - Phoenix, AZ |
| 200 Breaststroke | SCY | 2:06.48 | Sectionals ✓+6.09s to Futures | 2023-03-09 | 2023 Northwest Spring Speedo Sectionalsvenue |
| 100 Butterfly | SCY | 49.18 | Sectionals ✓+0.99s to Futures | 2023-03-11 | 2023 Northwest Spring Speedo Sectionalsvenue |
| 200 Individual Medley | SCY | 1:57.15 | Sectionals ✓+8.66s to Futures | 2023-03-12 | 2023 Northwest Spring Speedo Sectionalsvenue |
| 50 Freestyle | LCM | 24.20 | Sectionals ✓+0.41s to Futures | 2024-03-17 | 2024 Northwest Spring Speedo Sectionalsvenue |
| 100 Freestyle | LCM | 54.01 | Sectionals ✓+2.02s to Futures | 2024-03-14 | 2024 Northwest Spring Speedo Sectionalsvenue |
| 200 Freestyle | LCM | 2:02.53 | Sectionals ✓+8.44s to Futures | 2022-07-15 | 2022 Speedo Sectionals - Mt Hoodvenue |
| 50 Backstroke | LCM | 25.66 | US Open ✓+0.17s to Nationals | 2026-01-01 | 2026 Toyota National Championships |
| 100 Backstroke | LCM | 55.45 | Nationals ✓ | 2026-01-01 | 2026 Toyota National Championships |
| 200 Backstroke | LCM | 2:07.21 | Sectionals ✓+0.22s to Futures | 2026-07-17 | 2026 ST TXLA SZ LC Sectional Champsvenue |
| 100 Breaststroke | LCM | 1:11.47 | Sectionals ✓+6.38s to Futures | 2021-03-24 | Mar 2021 Swimvitational Time Trialsvenue |
| 200 Breaststroke | LCM | 2:34.09 | Sectionals ✓+11.70s to Futures | 2021-07-27 | Finals - Western Zone Senior Champsvenue |
| 100 Butterfly | LCM | 54.64 | US Open ✓+1.15s to Nationals | 2024-03-16 | 2024 Northwest Spring Speedo Sectionalsvenue |
| 200 Individual Medley | LCM | 2:16.71 | Sectionals ✓+8.72s to Futures | 2021-07-28 | Finals - Western Zone Senior Champsvenue |
| 400 Individual Medley | LCM | 4:36.52 | Sectionals ✓+3.43s to Futures | 2024-03-21 | 1310776 |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.52 | flying | 200 Free Relay (leg 2) | 2023-03-09 | 2023 Northwest Spring Speedo Sectionals |
| 100 Freestyle | SCY | 46.98 | flat | 400 Free Relay | 2023-03-10 | 2023 Northwest Spring Speedo Sectionals |
| 200 Freestyle | SCY | 1:45.22 | flat | 800 Free Relay | 2023-03-11 | 2023 Northwest Spring Speedo Sectionals |
| 50 Backstroke | SCY | 22.71 | flat | 200 Medley Relay | 2023-03-09 | 2023 Northwest Spring Speedo Sectionals |
| 100 Backstroke | SCY | 49.72 | flat | 400 Medley Relay | 2023-03-12 | 2023 Northwest Spring Speedo Sectionals |
| 50 Freestyle | LCM | 25.29 | flat | 200 Free Relay | 2024-07-11 | 2024 Speedo Sectionals - Mt Hood |
| 50 Freestyle | LCM | 23.65 | flying | 200 Free Relay (leg 2) | 2024-03-14 | 2024 Northwest Spring Speedo Sectionals |
| 100 Freestyle | LCM | 53.81 | flat | 400 Free Relay | 2024-03-15 | 2024 Northwest Spring Speedo Sectionals |
| 100 Freestyle | LCM | 57.16 | flying | 400 Free Relay (leg 3) | 2021-07-30 | Finals - Western Zone Senior Champs |
| 200 Freestyle | LCM | 2:00.61 | flying | 800 Free Relay (leg 2) | 2024-03-16 | 2024 Northwest Spring Speedo Sectionals |
| 50 Backstroke | LCM | 27.13 | flat | 200 Medley Relay | 2024-07-11 | 2024 Speedo Sectionals - Mt Hood |
| 100 Backstroke | LCM | 57.00 | flat | 400 Medley Relay | 2024-03-17 | 2024 Northwest Spring Speedo Sectionals |
| 50 Butterfly | LCM | 25.22 | flying | 200 Medley Relay (leg 3) | 2024-03-14 | 2024 Northwest Spring Speedo Sectionals |
| 100 Butterfly | LCM | 59.78 | flying | 400 Medley Relay (leg 3) | 2022-07-17 | 2022 Speedo Sectionals - Mt Hood |
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 Backstroke SCY 48.93 RT 0.75s
Front half 23.68s · back half 25.25s
200 Breaststroke SCY 2:06.48 RT 0.58s
Front half 60.19s · back half 66.29s
100 Butterfly SCY 49.18 RT 0.57s
Front half 23.18s · back half 26.00s
200 Individual Medley SCY 1:57.15 RT 0.56s
Front half 54.21s · back half 62.94s
200 Freestyle LCM 2:02.53
Front half 60.17s · back half 62.36s
200 Backstroke LCM 2:07.21
Front half 60.78s · back half 66.43s
200 Breaststroke LCM 2:34.09
Front half 75.51s · back half 78.58s
100 Butterfly LCM 54.64 RT 0.63s
Front half 25.80s · back half 28.84s
200 Individual Medley LCM 2:16.71
Front half 64.31s · back half 72.40s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.