Seismic Union
THe seismic union is the INDEPENDENT supporters union for San jose earthquakes supporters groups of the north end of paypal park.
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Who we are
Chant with us
The Seismic Union, founded in 2021, is an independent supporters’ union with the goal of unifying and solidifying support in the North Terrace. Comprised of The Faultline, Epicentro74, The Casbah, and other smaller groups, any Quakes fan can find a home and a place to grow and share their passion.
Supporters Groups
The Faultline
The Faultline was formed in 2013. Their mission is to support the San Jose Earthquakes as a united group with devotion, passion, and respect, regardless of the on field-result.
Epicentro 74
Epicentro74 is the Latin supporter group for the San Jose Earthquakes founded in 2019. Our mission is to create a positive, all inclusive family atmosphere inside the stadium where Quakes fans can come together as a family. Learn more
The Casbah
The Casbah is the oldest and first supporter group for the San Jose Earthquakes. Their days started with the team at Spartan Stadium in 1996. Their tailgates are legendary from the food to the tequila shots. Learn more
What we do
Cheering for 90 minutes
You can find us standing in the North End of Paypal Park on game days cheering and singing for the San Jose Earthquakes .
Making a difference in our community
We are proud to help the San Jose community. We've been able to help our local unhoused population through distributing meals and hygiene kits, and collecting equipment for local youth soccer teams. We also held a fundraiser for Honduras hurricane relief.
Connecting with other soccer fans
We are happy to host visiting supporter groups at our tailgates because the rivalry only needs to last when our teams are on the pitch. We've also partnered with visiting groups to distribute goods to people in need and hosting fan friendly soccer games.