# 2006 Pan Pacific Swimming Championships – Women's 400 metre freestyle

The women's 400 metre freestyle competition at the 2006 Pan Pacific Swimming Championships took place on August 17 at the Saanich Commonwealth Place. The last champion was Diana Munz of US.
This race consisted of eight lengths of the pool, with all eight being in the freestyle stroke.

## Records

Prior to this competition, the existing world and Pan Pacific records were as follows:
| World record | Laure Manaudou (FRA) | 4:02.13 | Budapest, Hungary | August 6, 2006 |
| Pan Pacific Championships record | Janet Evans (USA) | 4:04.53 | Tokyo, Japan | August 19, 1989 |

## 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

The first round was held on August 19, at 10:00.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 5 | Bronte Barratt | Australia | 4:09.55 | QA |
| 2 | 3 | 4 | Katie Hoff | United States | 4:09.70 | QA |
| 3 | 4 | 4 | Kate Ziegler | United States | 4:10.94 | QA |
| 4 | 4 | 5 | Ai Shibata | Japan | 4:11.04 | QA |
| 5 | 4 | 3 | Sachiko Yamada | Japan | 4:11.22 | QA |
| 6 | 4 | 6 | Kelsey Ditto | United States | 4:12.04 | QA |
| 7 | 2 | 5 | Linda Mackenzie | Australia | 4:12.10 | QA |
| 8 | 2 | 4 | Hayley Peirsol | United States | 4:12.34 | QA |
| 9 | 2 | 2 | Cecilia Biagioli | Argentina | 4:13.54 | QB |
| 10 | 3 | 3 | Kylie Palmer | Australia | 4:13.72 | QB |
| 11 | 4 | 7 | Claudia Poll | Costa Rica | 4:13.95 | QB |
| 12 | 2 | 3 | Ashleigh McCleery | Australia | 4:14.90 | QB |
| 13 | 4 | 2 | Brittany Reimer | Canada | 4:14.92 | QB |
| 14 | 2 | 1 | Tanya Hunks | Canada | 4:15.00 | QB |
| 15 | 4 | 1 | Melissa Gorman | Australia | 4:15.34 | QB |
| 16 | 1 | 6 | Savannah King | Canada | 4:17.03 | QB |
| 17 | 3 | 6 | Stephanie Williams | Australia | 4:17.86 | |
| 18 | 1 | 4 | Maya Beaudry | Canada | 4:18.73 | |
| 19 | 3 | 8 | Kristel Köbrich | Chile | 4:18.74 | |
| 20 | 2 | 7 | Lee Ji-Eun | South Korea | 4:20.07 | |
| 21 | 1 | 5 | Xia Chenying | China | 4:20.75 | |
| 22 | 1 | 2 | Haruka Ueda | Japan | 4:21.09 | |
| 23 | 3 | 1 | Lauren Boyle | New Zealand | 4:21.30 | |
| 24 | 1 | 3 | Mariana Brochado | Brazil | 4:22.43 | |
| 25 | 4 | 8 | Alexa Komarnycky | Canada | 4:23.75 | |
| 26 | 3 | 2 | Sarah Paton | Australia | 4:24.01 | |
| 27 | 2 | 6 | Helen Norfolk | New Zealand | 4:25.39 | |
| 28 | 1 | 7 | Lauren Arndt | Australia | 4:28.72 | |
| - | 3 | 7 | Kaitlin Sandeno | United States | DSQ | |

### B Final

The B final was held on August 19, at 18:00.
| Rank | Lane | Name | Nationality | Time |
| 9 | 5 | Kylie Palmer | Australia | 4:09.68 |
| 10 | 4 | Kelsey Ditto | United States | 4:12.11 |
| 11 | 3 | Brittany Reimer | Canada | 4:12.84 |
| 12 | 6 | Tanya Hunks | Canada | 4:16.64 |
| 13 | 7 | Lee Ji-Eun | South Korea | 4:16.91 |
| 14 | 1 | Xia Chenying | China | 4:18.63 |
| 15 | 2 | Kristel Köbrich | Chile | 4:20.11 |
| 16 | 8 | Haruka Ueda | Japan | 4:22.69 |

### A Final

The A final was held on August 19, at 18:00.
| Rank | Lane | Name | Nationality | Time |
| | 6 | Ai Shibata | Japan | 4:07.61 |
| | 5 | Katie Hoff | United States | 4:07.98 |
| | 2 | Sachiko Yamada | Japan | 4:08.42 |
| 4 | 3 | Kate Ziegler | United States | 4:08.47 |
| 5 | 4 | Bronte Barratt | Australia | 4:08.68 |
| 6 | 7 | Linda Mackenzie | Australia | 4:09.95 |
| 7 | 8 | Claudia Poll | Costa Rica | 4:12.45 |
| 8 | 1 | Cecilia Biagioli | Argentina | 4:13.38 |