2010 Pan Pacific Swimming Championships – Women's 4 × 200 metre freestyle relay
The women's 4 × 200 metre freestyle relay competition at the 2010 Pan Pacific Swimming Championships took place on August 19 at the William Woollett Jr. Aquatics Center. The last champion was the United States.
This race consisted of sixteen lengths of the pool. Each of the four swimmers completed four lengths of the pool. The first swimmer had to touch the wall before the second could leave the starting block.
Records
Prior to this competition, the existing world and Pan Pacific records were as follows:| World record | Yang Yu Zhu Qianwei Liu Jing Pang Jiaying | 7:42.08 | Rome, Italy | July 30, 2009 |
| Pan Pacific Championships record | Natalie Coughlin Lacey Nymeyer Dana Vollmer Katie Hoff | 7:54.62 | Victoria, Canada | August 18, 2006 |
Results
All times are in minutes and seconds.| KEY: | q | Fastest non-qualifiers | Q | Qualified | CR | Championships record | NR | National record | PB | Personal best | SB | Seasonal best |
Heats
Heats weren't performed, as only six teams had entered.Final
The final was held on August 19, at 20:04.| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Dana Vollmer Morgan Scroggy Katie Hoff Allison Schmitt | 7:51.21 | CR | ||
| 5 | Blair Evans Kylie Palmer Katie Goldman Meagen Nay | 7:52.64 | |||
| 6 | Genevieve Saumur Julia Wilkinson Barbara Jardin Samantha Cheverton | 7:54.32 | |||
| 4 | 3 | Haruka Ueda Hanae Ito Yayoi Matsumoto Risa Sekine | 7:57.63 | ||
| 5 | 2 | Lauren Boyle Tash Hind Amaka Gessler Melissa Ingram | 7:59.80 | ||
| 6 | 7 | Manuella Lyrio Tatiana Lemos Joanna Maranhão Sarah Correa | 8:18.20 |