Spring - Mud Mountain Dam Marathon & Half Marathon

Sat May 30 2026

Spring - Mud Mountain Dam Marathon & Half Marathon

Sat May 30, 2026

Enumclaw, WA 98022 US

SU Runners

Join Team

Invite Friends

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View Roster

Enter the name and email address of the members you’d like to invite. Please note that you can only invite up to invites from a RunSignup email address, but you can still email the registration link through your personal email.

How Do You Want to Send These Emails Send from a RunSignup email address.

With this option, we will send an email from noreply@runsignup.com to the members you invite.

Send from my personal email address.

With this option, we will generate a template email you can copy and send through your own email address and mail client.

Email Subject Line

Enter Your Personal Message

Email	First Name	Last Name
Email	First Name	Last Name

Group Members

Name	Gender	Age	Location
Zhihong D.	Female	48	Bellevue, WA
Li Z.	Female	52	Medina, WA
Ying Z.	Female	40	Bellevue, WA
Yiding Z.	Male	49	Sammamish, WA
Ying N.	Female	53	Bellevue, WA
Donghui L.	Female	60	Redmond, WA
Shumin F.	Female	49	Renton, WA
Hong Z.	Female	59	Princeton Junction, NJ
Elena L.	Female	24	Seattle, WA
Anonymous Participant	N/A	25	N/A

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