Isaac Welmerink

Age: 9 years old
Age Category: 10 & under
Team: Lakeridge Swim Team | Pacific Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Lakeridge Swim Team

Free 25 Y

18.47

01/16/2026

216

Free 50 Y

42.19

08/01/2025

B: 38.19 (+4.00s | 9.5%)

651

Free 100 Y

1:38.24

01/16/2026

B: 1:27.99 (+10.25s | 10.4%)

621

50 Free

45.59

100 Free

52.65

1:38.24

100 Free

1:38.24

Back 50 Y

47.22

01/16/2026

BB: 42.89 (+4.33s | 9.2%)

408

Back 100 Y

1:46.05

01/16/2026

B: 1:40.69 (+5.36s | 5.1%)

318

50 Back

52.50

100 Back

53.55

1:46.05

100 Back

1:46.05

Breast 50 Y

53.62

01/16/2026

B: 53.39 (+0.23s | 0.4%)

443

Breast 100 Y

2:09.05

01/16/2026

B: 1:54.09 (+14.96s | 11.6%)

412

50 Breast

1:00.36

100 Breast

1:08.69

2:09.05

100 Breast

2:09.05

Fly 50 Y

59.16

01/16/2026

B: 46.49 (+12.67s | 21.4%)

570

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Lakeridge Swim Team

Free 100 M

2:01.84

07/12/2025

B: 1:40.99 (+20.85s | 17.1%)

390

50 Free

56.00

100 Free

1:05.84

2:01.84

100 Free

2:01.84

Back 50 M

58.42

07/12/2025

B: 55.39 (+3.03s | 5.2%)

318

Above are the fastest times that Isaac Welmerink has achieved in his swimming career. For each event, you can find Isaac's best time, the corresponding time standard, as well as how much faster Isaac needs to be to reach the next level. The last columns provide Isaac rankings at the team and LSC levels. These rankings are based on the Isaac's personal best, his current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.

Short Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	SouthWestern Age Group Regional
Free 50 Y	42.19	30.99 (+11.20s \| 26.5%)	30.19 (+12.00s \| 28.4%)	26.89 (+15.30s \| 36.3%)	24.79 (+17.40s \| 41.2%)	23.29 (+18.90s \| 44.8%)	22.19 (+20.00s \| 47.4%)	21.29 (+20.90s \| 49.5%)	21.29 (+20.90s \| 49.5%)	20.59 (+21.60s \| 51.2%)	20.09 (+22.10s \| 52.4%)	20.39 (+21.80s \| 51.7%)	N/A	30.49 (+11.70s \| 27.7%)
Free 100 Y	1:38.24	1:09.69 (+28.55s \| 29.1%)	1:07.59 (+30.65s \| 31.2%)	58.69 (+39.55s \| 40.3%)	54.19 (+44.05s \| 44.8%)	51.19 (+47.05s \| 47.9%)	48.19 (+50.05s \| 50.9%)	46.39 (+51.85s \| 52.8%)	46.39 (+51.85s \| 52.8%)	45.09 (+53.15s \| 54.1%)	43.49 (+54.75s \| 55.7%)	44.39 (+53.85s \| 54.8%)	N/A	1:07.19 (+31.05s \| 31.6%)
Back 50 Y	47.22	36.99 (+10.23s \| 21.7%)	35.79 (+11.43s \| 24.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+10.93s \| 23.1%)
Back 100 Y	1:46.05	1:18.89 (+27.16s \| 25.6%)	1:17.09 (+28.96s \| 27.3%)	1:04.69 (+41.36s \| 39.0%)	59.79 (+46.26s \| 43.6%)	55.99 (+50.06s \| 47.2%)	53.89 (+52.16s \| 49.2%)	51.49 (+54.56s \| 51.4%)	51.49 (+54.56s \| 51.4%)	49.39 (+56.66s \| 53.4%)	47.59 (+58.46s \| 55.1%)	48.89 (+57.16s \| 53.9%)	N/A	1:16.59 (+29.46s \| 27.8%)
Breast 50 Y	53.62	40.99 (+12.63s \| 23.6%)	39.99 (+13.63s \| 25.4%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+13.33s \| 24.9%)
Breast 100 Y	2:09.05	1:28.99 (+40.06s \| 31.0%)	1:26.99 (+42.06s \| 32.6%)	1:13.59 (+55.46s \| 43.0%)	1:07.89 (+61.16s \| 47.4%)	1:02.89 (+66.16s \| 51.3%)	1:00.89 (+68.16s \| 52.8%)	57.99 (+71.06s \| 55.1%)	57.99 (+71.06s \| 55.1%)	55.89 (+73.16s \| 56.7%)	54.19 (+74.86s \| 58.0%)	55.29 (+73.76s \| 57.2%)	N/A	1:26.29 (+42.76s \| 33.1%)
Fly 50 Y	59.16	35.39 (+23.77s \| 40.2%)	33.99 (+25.17s \| 42.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+24.47s \| 41.4%)

Long Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	U.S Olympic Team Trials	SouthWestern Age Group Regional
Free 100 M	2:01.84	1:19.49 (+42.35s \| 34.8%)	1:17.09 (+44.75s \| 36.7%)	1:07.39 (+54.45s \| 44.7%)	1:02.19 (+59.65s \| 49.0%)	59.19 (+62.65s \| 51.4%)	56.09 (+65.75s \| 54.0%)	53.59 (+68.25s \| 56.0%)	53.59 (+68.25s \| 56.0%)	52.59 (+69.25s \| 56.8%)	50.99 (+70.85s \| 58.2%)	51.99 (+69.85s \| 57.3%)	N/A	49.99 (+71.85s \| 59.0%)	1:16.89 (+44.95s \| 36.9%)
Back 50 M	58.42	42.99 (+15.43s \| 26.4%)	40.79 (+17.63s \| 30.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	41.59 (+16.83s \| 28.8%)

Progression

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Meets

See all the meets Isaac Welmerink has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Isaac's time, the progress against Isaac's best time, the corresponding time standard, as well as how much faster Isaac needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 Blizzard Blast Swim Meet

01/16/2026

Carson City

50 Y Free

42.96

+0.77s

B: 38.19 (+4.77s | 11.1%)

100 Y Back

1:46.05

-5.33s (New PB)

B: 1:40.69 (+5.36s | 5.1%)

50 Back

52.50

100 Back

53.55

1:46.05

100 Back

1:46.05

25 Y Free

18.47

50 Y Back

47.22

-5.84s (New PB)

BB: 42.89 (+4.33s | 9.2%)

100 Y Breast

2:09.05

-1.28s (New PB)

B: 1:54.09 (+14.96s | 11.6%)

50 Breast

1:00.36

100 Breast

1:08.69

2:09.05

100 Breast

2:09.05

50 Y Breast

53.62

-8.72s (New PB)

B: 53.39 (+0.23s | 0.4%)

50 Y Fly

59.16

-4.81s (New PB)

B: 46.49 (+12.67s | 21.4%)

100 Y Free

1:38.24

-3.85s (New PB)

B: 1:27.99 (+10.25s | 10.4%)

50 Free

45.59

100 Free

52.65

1:38.24

100 Free

1:38.24

2025 KING OF THE HILL CHALLENGE

10/17/2025

Reno

100 Y Back

1:51.63

+0.25s

B: 1:40.69 (+10.94s | 9.8%)

100 Y Free

1:51.13

+9.04s

B: 1:27.99 (+23.14s | 20.8%)

50 Y Back

53.53

+0.47s

B: 48.29 (+5.24s | 9.8%)

100 Y Breast

2:10.33

B: 1:54.09 (+16.24s | 12.5%)

50 Y Fly

1:03.97

-2.89s (New PB)

B: 46.49 (+17.48s | 27.3%)

50 Y Breast

1:02.34

B: 53.39 (+8.95s | 14.4%)

50 Y Free

45.56

+3.37s

B: 38.19 (+7.37s | 16.2%)

Molly Lahlum Memorial Autumn Freeze

09/12/2025

Minden

50 Y Free

43.37

+1.18s

B: 38.19 (+5.18s | 11.9%)

100 Y Free

1:45.95

+3.86s

B: 1:27.99 (+17.96s | 17.0%)

50 Free

48.92

100 Free

57.03

1:45.95

100 Free

1:45.95

50 Y Back

54.52

+1.46s

B: 48.29 (+6.23s | 11.4%)

2025 High Country Short Course Championship

08/01/2025

Minden

50 Y Fly

1:06.86

B: 46.49 (+20.37s | 30.5%)

100 Y Free

1:42.09

B: 1:27.99 (+14.10s | 13.8%)

50 Free

47.68

100 Free

54.41

1:42.09

100 Free

1:42.09

50 Y Free

42.19

B: 38.19 (+4.00s | 9.5%)

100 Y Back

1:51.38

B: 1:40.69 (+10.69s | 9.6%)

50 Back

53.54

100 Back

57.84

1:51.38

100 Back

1:51.38

50 Y Back

53.06

B: 48.29 (+4.77s | 9.0%)

2025 Silver State Championships

07/12/2025

Reno

100 M Free

2:01.84

B: 1:40.99 (+20.85s | 17.1%)

50 Free

56.00

100 Free

1:05.84

2:01.84

100 Free

2:01.84

50 M Back

58.42

B: 55.39 (+3.03s | 5.2%)

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.