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Rancho Tsunami Water Polo Club is a member of the Southern Pacfic Zone of USA Water Polo, club #31438. Club membership ranges from ages 5-18 years old, boys and girls of all ability levels.

RTWPC is locally based encompassing the greater area of Rancho Cucamonga, and serves adjoining communities such as:

  • Alta Loma

  • Claremont

  • Eastvale

  • Etiwanda

  • Fontana

  • Glendora

  • La Verne

  • Mira Loma

  • Montclair

  • Ontario

  • Rancho Cucamonga

  • Rialto

  • San Dimas

  • Upland



RTWPC is the fastest growing water polo club in Southern California. We attribute much of our growth to our unique programming and culture. We are an athlete first club. Every step of development focuses on the next achievable step for each individual athlete. With that individual development, RTWPC stands upon a strong moral and ethical foundation that creates a positive environment in which our culture can thrive

RTWPC Programs:

Riptide Swim School

(Seasonal, ages 3-12 years old)


(ages 5-9 years old)


Cross Fit Training

(ages 14+)

RTWPC staff is comprised of former athletes, CIF champions, high school head coached, and Olympic Development coaches. All water polo staff are First Aid/CPR, SafeSport, and background checked. All cross fit staff are CF-L1 and CF-L2 certified, as well as Cross Fit Kids Instruction certified. All Riptide Swim School staff are First Aid/CPR and WSI/LGT certified. RTWPC promoters a safe training environment; clean, equipped, and prepared.



RTWPC strives to create a positive, yet competitive, culture in which our athletes can find success in and out of the pool. RTWPC strongly believes in healthy competition, hard work, and ambition. 

Our amazing families and athletes exemplify our objective to create an environment all involved parties can find joy and success within.

RTWPC preaches the importance of coachability, being a student of ones's sport, and being a representative of one's self, family, and club. Sportsmanship is key.

"We believe in a positive & competitive training environment that develops individual character, maximizes team potential and honors the sport of water polo."

RTWPC is proud to be registered and recognized by USA Water Polo, our governing body. 


USA Water Polo is a member organization with nearly 500 high performance club programs across America, and 45,000 active participants annually. The organization hosts a variety of national championships to serve the clubs, including Junior Olympics, Masters Nationals, the US Open of Water Polo, Champions Cup, the Rock-tober PCA 12 & Under Classic and more. The US Open of Water Polo, formerly the Indoor and Outdoor National Championship along with the Junior Olympics are the two oldest membership events and started in the time of AAU governance.


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