2018 Pan Pacific Swimming Championships – Women's 4 × 100 metre freestyle relay

Women's 4 × 100 metre freestyle relay
at the 2018 Pan Pacific Swimming Championships
Women's 4 × 100 metre freestyle relay ; at the 2018 Pan Pacific Swimming Championships
Venue	Tokyo Tatsumi International Swimming Center
Dates	11 August
Competitors	20 from 5 nations
Winning time	3:31.58
Medalists
	← 2014 2022 →

The women's 4 × 100 metre freestyle relay competition at the 2018 Pan Pacific Swimming Championships took place on August 11 at the Tokyo Tatsumi International Swimming Center.^[1] The defending champion was Australia.^[2]

Records

Prior to this competition, the existing world and Pan Pacific records were as follows:

World record	Australia (AUS) Shayna Jack (54.03) Bronte Campbell (52.03) Emma McKeon (52.99) Cate Campbell (51.00)	3:30.05	Gold Coast, Australia	5 April 2018
Pan Pacific Championships record	Australia (AUS) Cate Campbell (52.89) Brittany Elmslie (53.72) Melanie Schlanger (52.97) Bronte Campbell (52.88)	3:32.46	Gold Coast, Australia	23 August 2014

All times are in minutes and seconds.

KEY:	CR	Championships record	NR	National record	PB	Personal best	SB	Seasonal best

The final was held on 11 August from 18:00.^[3]

Rank	Lane	Nation	Swimmers	Time	Notes
	4	Australia	Emily Seebohm (54.56) Shayna Jack (53.10) Emma McKeon (52.56) Cate Campbell (51.36)	3:31.58	CR
	5	United States	Mallory Comerford (53.48) Margo Geer (53.59) Kelsi Dahlia (53.59) Simone Manuel (52.79)	3:33.45
	3	Canada	Taylor Ruck (52.85) Kayla Sanchez (53.11) Rebecca Smith (54.00) Alexia Zevnik (54.11)	3:34.07
4	6	Japan	Rikako Ikee (53.46) Mayuka Yamamoto (54.51) Tomomi Aoki (54.01) Chihiro Igarashi (54.95)	3:36.93
5	2	Philippines	Rosalee Santa Ana (59.58) Miranda Renner (59.30) Chloe Isleta (58.47) Nicole Oliva (57.45)	3:54.80