swimMairead Herron
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.19 | BB+0.50s to A | 2024-12-19 | SJAC Gator Classic 13 and Over |
| 100 Freestyle | SCY | 59.91 | A+2.32s to AA | 2025-04-01 | MASI Silver SC Championships hosted by BWA |
| 200 Freestyle | SCY | 2:07.65 | A+3.36s to AA | 2025-04-01 | MASI Silver SC Championships hosted by BWA |
| 500 Freestyle | SCY | 5:33.69 | AA+13.00s to AAA | 2025-12-06 | 2025 TAC TITANS Blizzard Blitz venue |
| 1000 Freestyle | SCY | 11:25.07 | AA+25.18s to AAA | 2026-03-01 | SJAC Justin Alsobrooks Classic |
| 1650 Freestyle | SCY | 19:28.62 | A+1.43s to AA | 2026-01-06 | SJAC Distance Challenge |
| 50 Backstroke | SCY | 31.23 | BB+0.44s to A | 2026-02-01 | SJAC Friday Night Sprints |
| 100 Backstroke | SCY | 1:07.25 | BB+2.16s to A | 2025-10-11 | SJAC Fall Classic |
| 200 Backstroke | SCY | 2:17.32 | A+1.93s to AA | 2025-12-07 | 2025 TAC TITANS Blizzard Blitz venue |
| 50 Breaststroke | SCY | 36.57 | BB+0.68s to A | 2026-02-01 | SJAC Friday Night Sprints |
| 100 Breaststroke | SCY | 1:13.70 | A+1.81s to AA | 2025-12-05 | 2025 TAC TITANS Blizzard Blitz venue |
| 200 Breaststroke | SCY | 2:37.35 | A+2.76s to AA | 2026-03-31 | 2026 MASI Short Course Silver Championships hosted by BWA |
| 50 Butterfly | SCY | 30.63 | BB+0.34s to A | 2026-02-01 | SJAC Friday Night Sprints |
| 100 Butterfly | SCY | 1:09.87 | BB+4.88s to A | 2025-10-11 | SJAC Fall Classic |
| 200 Butterfly | SCY | 2:34.16 | BB+9.97s to A | 2025-09-29 | SJAC Intrasquad IMX/IMR Challenge |
| 100 Individual Medley | SCY | 1:11.51 | 2023-12-10 | 2023 CGBD 8-12 Christmas Champ Meet venue | |
| 200 Individual Medley | SCY | 2:20.12 | A+1.33s to AA | 2026-03-31 | 2026 MASI Short Course Silver Championships hosted by BWA |
| 400 Individual Medley | SCY | 4:54.99 | AA+9.90s to AAA | 2026-01-15 | JW New Year's ABBC |
| 50 Freestyle | LCM | 31.90 | BB+0.31s to A | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 100 Freestyle | LCM | 1:07.70 | A+2.41s to AA | 2026-06-09 | 2026 Rock the Blocks |
| 400 Freestyle | LCM | 5:11.18 | BB+0.09s to A | 2026-06-09 | 2026 Rock the Blocks |
| 50 Backstroke | LCM | 35.70 | A+0.91s to AA | 2026-05-24 | 1657294 |
| 100 Backstroke | LCM | 1:17.62 | BB+1.93s to A | 2026-06-09 | 2026 Rock the Blocks |
| 200 Backstroke | LCM | 2:41.40 | A+5.41s to AA | 2025-07-31 | MASI Long Course Silver Championships at GCIT |
| 50 Breaststroke | LCM | 40.61 | BB+0.32s to A | 2026-05-24 | 1657294 |
| 200 Breaststroke | LCM | 3:11.22 | BB+5.43s to A | 2025-07-31 | MASI Long Course Silver Championships at GCIT |
| 100 Individual Medley | LCM | 1:15.74 | 2026-05-24 | 1657294 | |
| 200 Individual Medley | LCM | 2:43.45 | A+3.66s to AA | 2025-07-31 | MASI Long Course Silver Championships at GCIT |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.68 | flying | 200 Medley Relay (leg 4) | 2023-12-10 | 2023 CGBD 8-12 Christmas Champ Meet |
| 50 Freestyle | SCY | 27.16 | flying | 200 Free Relay (leg 2) | 2025-12-05 | 2025 TAC TITANS Blizzard Blitz |
| 100 Freestyle | SCY | 1:06.58 | flying | 400 Medley Relay (leg 4) | 2022-12-10 | 2022 CGBD 8-12 Christmas Champ Meet |
| 100 Freestyle | SCY | 1:13.10 | flying | 400 Free Relay (leg 2) | 2021-12-10 | 2021 VA CGBD 9-12 YO Christmas Champs |
| 100 Backstroke | SCY | 1:20.92 | flat | 400 Medley Relay | 2021-12-11 | 2021 VA CGBD 9-12 YO Christmas Champs |
| 50 Breaststroke | SCY | 34.08 | flying | 200 Medley Relay (leg 2) | 2025-12-06 | 2025 TAC TITANS Blizzard Blitz |
| 50 Butterfly | SCY | 35.00 | flying | 200 Medley Relay (leg 3) | 2022-12-10 | 2022 CGBD 8-12 Christmas Champ Meet |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 15-16 · SCY
4085 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:33.69 | 732 |
| 200 BK SCY | 2:17.32 | 695 |
| 200 BR SCY | 2:37.35 | 696 |
| 200 FL SCY | 2:34.16 | 525 |
| 200 IM SCY | 2:20.12 | 702 |
| 400 IM SCY | 4:54.99 | 735 |
IMR 15-16 · SCY
3131 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:07.65 | 671 |
| 100 BK SCY | 1:07.25 | 580 |
| 100 BR SCY | 1:13.70 | 669 |
| 100 FL SCY | 1:09.87 | 509 |
| 200 IM SCY | 2:20.12 | 702 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 59.91 split/total mismatch
Front half 28.52s · back half 31.39s
200 Freestyle SCY 2:07.65 split/total mismatch
500 Freestyle SCY 5:33.69
Front half 164.33s · back half 169.36s
1000 Freestyle SCY 11:25.07 split/total mismatch
1650 Freestyle SCY 19:28.62
200 Backstroke SCY 2:17.32
Front half 66.08s · back half 71.24s
100 Breaststroke SCY 1:13.70
Front half 34.79s · back half 38.91s
200 Breaststroke SCY 2:37.35 split/total mismatch
Front half 39.70s · back half 117.65s
200 Butterfly SCY 2:34.16 split/total mismatch
Front half 39.06s · back half 115.10s
100 Individual Medley SCY 1:11.51
Front half 33.99s · back half 37.52s
200 Individual Medley SCY 2:20.12 split/total mismatch
400 Individual Medley SCY 4:54.99
Front half 141.72s · back half 153.27s
100 Freestyle LCM 1:07.70 split/total mismatch
Front half 32.62s · back half 35.08s
400 Freestyle LCM 5:11.18 · 270.0 min after 200 Backstrokesplit/total mismatch
200 Backstroke LCM 2:41.40 split/total mismatch
200 Breaststroke LCM 3:11.22 split/total mismatch
100 Individual Medley LCM 1:15.74 split/total mismatch
Front half 35.39s · back half 40.35s
200 Individual Medley LCM 2:43.45 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.