Open H2O at Lake Longhorn

Sun May 28, 2023 League City, TX 77573 US Directions


Single Event

$45 8:10AM - 10:40AM CDT
Events: Event 1: Two Miles Event 2: One Mile Event 3: Half Mile

Event Bundle

$45 8:10AM - 10:30AM CDT
Events: Combo: Event 1 and 2 Combo: Event 1 and 3 Combo: Event 2 and 3 Combo: Events 1, 2, and 3


2391 Gun Range Rd
League City, TX US 77573


This is an open water race perfect for triathletes, masters swimmers, open water newcomers, and experienced open water swimmers.  Youth triathletes ready for some open water swimming are welcome too!  This race offers all three events for $45.  Swim ½ mile, 1 mile, or 2 miles – or all three. 

***If you are a member of at USA Swimming Team, please contact your team to register for the USA Swimming sanctioned meet - Shark Attack at Lake Longhorn.
Location and Facilities:
Lake Longhorn is located at 2391 Gun Range Road, League City, TX 77573.  Changing areas, portable restrooms, and free parking is available.
Entry Fee:
The race entry fee is $45.  There is no spectator entry fee for the race.

Group/Team Pricing:
Members of clubs, training groups, and competitive teams may be eligible for special group pricing at registration.  Groups of 6-10 members will receive a $3 discount, per registrant, and groups with over 10 members will receive a $5 discount, per registrant. 
Here’s how it works: 
1.  The team captain creates the team/club at either the Race Team/Clubs tab or at registration.  The captain must create a team/club name and a password so that only the group members can sign up with the group.
2.  Group members 1-5 register, making sure to join the team, and will be charged full price ($45 + processing fees).
3.  Group members 6-9 will register with the discounted fee ($42 + processing fees), and group members 1-5 will automatically receive a $3 refund.
4.  Once 10 members of the group register, any further members will be charged $40 + processing fees, and group members 1-10 will receive an additional $2 refund.
Group members must sign up for the group at registration to receive the special pricing/discount.  Special pricing/refunds do not apply to members using already discounted fees, coupons, or promo codes.
Number of Events:
Each swimmer may enter one, or all, of the events offered.  No additional fee is required for additional events.
Approximate Race Timeline:
Circle-in and packet pick-up – 7:00 am
Warm-up - 7:15 am
Event 1:  2 miles – 8:10 am
Event 2:  1 mile – 9:40 am
Event 3:  ½ mile – 10:40 am
Details and the course map will be posted online with final race day information and a finalized timeline.
Awards will be given for each age group and gender according to these age groups:  8 and under, 9-10, 11-12, 13-14, 15-19, and 20 and up.  The athlete’s age will be determined as of May 28th, 2023.
Lake Longhorn Premise Waiver and Special Instructions:
Everyone on the property must have a current Lake Longhorn waiver on file.  This includes swimmers, coaches, officials, volunteers, and spectators.  Please complete the online waiver by May 12th.  Swimmers that complete the waiver after May 12th will need to check in with the lake staff the morning of the race, resulting in longer lines.  All other persons on the premises on race day will check in with the lake staff to ensure the waiver has been completed and will receive a wristband, which they must wear for the duration of their time on the property.  Swimmers do not need wristbands.  The Lake Longhorn waiver is available on their website at:
Available on site
Race Numbers:
Swimmers will be assigned a race number and disposable timing chip, and must be body marked.  Proper body marking will be confirmed at the race check-in.  More information will be posted online.

All swimmers will enter the starting dock at the designated warm up area based on age group/gender and be directed by lifeguard into the water off the starting dock, swim the course and exit the water one at a time onto the finish dock. Any swimmer who would like to warm up more can line back up at the starting dock for another loop. 
Swimmers will be asked to walk from the warm up area to the competition area and are expected to arrive at the competition entrance at least 10 minutes prior to their assigned race start time. 
Deck Changes are prohibited. Deck Change definition – “changing, in whole or in part, into or out of a swimsuit when wearing just one suit in an area other than a permanent or temporary locker room, bathroom, changing room or other space designated for changing purposes”. 

Use of audio or visual recording devices, including a cell phone, is not permitted in the area behind the starting blocks, in changing areas, restrooms, showers or locker rooms. Violators may be reported to law enforcement or other governmental authorities and/or may be barred from the facility during the sanctioned event. 

All applicable adults participating in or associated with this meet, acknowledge that they are subject to the provisions of the USA Swimming Minor Athlete Abuse Prevention Policy (“MAAPP”), and that they understand that compliance with the MAAPP policy is a condition of participation in the conduct of this competition. 

Operation of a drone, or any other flying apparatus, is prohibited over the venue (pools, Athlete/coach areas, spectator areas and open ceiling locker rooms) any time athletes, Coaches, officials and/or spectators are present. Exceptions may be granted with prior Written approval by the Vice President of Program Operations.

Coaches and/or swimmers are responsible for notifying the Meet Referee of any disability prior to the competition and for providing their own assistant or equipment. However, Coaches/Swimmers may contact the Meet Director at least two weeks in advance of the meet to reserve Gulf Swimming equipment (remote strobe).

Additional Safety Guidelines and Warmup Procedures:
This information will be posted online.

Race Contact Info

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