Lake Sonoma 50
Lake Sonoma 50 is a 50-mile ultra marathon race held near Healdsburg, California. The course circumnavigates the Warm Springs arm of Lake Sonoma on hiking trails. It takes place annually on the second Saturday in April.[1] The race was first run in 2008. In recent years it has become one of the most highly competitive ultra marathons in the United States.[2][3]
Registration
Registration is limited to only 400 runners. As a result, entry into the race is determined by lottery.[4]
Race/ Elevation profile
The Lake Sonoma 50 has a 14 hour time limit, with the gun-time being 6:30am on the day of the race.[1]
According to the official course website, 86% of the course is single track, 9% dirt roads, and the first 2.4 miles on a paved road.[5] There are twelve creek crossings and around 10,500 ft of elevation gain throughout the race.[1]
Aid Stations
Aid station name | Mile | Next aid station (miles) | Cut off time | Crew Access | Drop Bags |
---|---|---|---|---|---|
Island View | 4.3 | 7.3 | No | No | |
Warm Springs Creek | 11.6 | 5.3 | Yes | Yes | |
Wulfow | 16.9 | 1.9 | No | No | |
Madrone Point | 18.8 | 6.4 | Yes | No | |
No Name Flat | 25.2 | 5.7 | 1:15 PM | Yes | Yes |
Madrone Point | 30.9 | 1.9 | Yes | No | |
Wulfow | 32.8 | 5.3 | No | No | |
Warm Springs Creek | 38.0 | 7.5 | 4:45 PM | Yes | Yes |
Island View (full) | 45.5 | 4.8 | 7:10 PM | No | No |
Finish | 50.29 | 8:30 PM | Yes | Yes |
Stocked with normal ultra aid station fare including GU energy gels and products.[5] The race directors ask that participants limit their drop bag to the size of a small shoe box.[5]
Race Rules[6]
- No littering
- Be nice
- Have Fun!
If a participant violates the no littering rule or is observed being rude or unsportsmanlike they will be disqualified from the race.
Furthermore, there is a zero tolerance policy regarding the use of performance enhancing drugs.
No pacers are allowed during the duration of the race.
Western States Endurance Run Golden Ticket race
The first two men and women finishers of the Lake Sonoma 50 mile race are rewarded a guaranteed entry into the Western States Endurance run.[7] Because of this it is considered highly competitive in the ultra running community.
Results
Key: Current course record
Edition | Year | Male winner | Country | Time (h:m:s) | Female winner | Country | Time (h:m:s) |
---|---|---|---|---|---|---|---|
11 | 2019 | Jared Hazen | 6:08:29 | Anna Mae Flynn | 7:13:55 | ||
10 | 2018 | Jim Walmsley | 5:51:16 | Keely Henninger | 7:13:55 | ||
9 | 2017 | Sage Canaday | 6:17:55 | YiOu Wang | 7:22:34 | ||
8 | 2016 | Jim Walmsley | 6:00:52 | YiOu Wang | 7:14:45 | ||
7 | 2015 | Alex Varner | 6:09:39 | Stephanie Howe Violett | 7:08:23 | ||
6 | 2014 | Zach Miller | 6:11:10 | Emily Harrison | 7:26:15 | ||
5 | 2013 | Sage Canaday | 6:14:55 | Cassie Scallon | 7:47:42 | ||
4 | 2012 | Dakota Jones | 6:17:27 | Joelle Vaught | 7:52:44 | ||
- | 2011 | race cancelled due to bad weather conditions | |||||
3 | 2010 | Hal Koerner | 7:08:20 | Devon Crosby-Helms | 8:26:53 | ||
2 | 2009 | Jonathan Olsen | 7:30:58 | Suzanna Bon | 8:43:30 | ||
1 | 2008 | Dan Barger | 8:24:31 | Clare Abram | 9:44:13 | ||
References
- "Lake Sonoma 50". lakesonoma50.com. Retrieved 25 February 2015.
- "2013 Most Competitive Fields". UltraRunning magazine. 33 (8): 35. January 2014.
- "2014 Most Competitive Fields". ultrarunning.com. Retrieved 25 February 2015.
- "Lake Sonoma - April 13, 2019". ultrasignup.com. Retrieved 2018-11-27.
- "Course & Aid". Lake Sonoma 50. Retrieved 18 May 2020.
- "Rules". lakesonoma50.com. Lake Sonoma 50. Retrieved 18 May 2020.
- "Altra Golden Ticket Races – Western States Endurance Run". wser.org. Retrieved 2018-11-12.