WaterCon

A waterslide & water park convention est. 1990. It's sponsored by Coasters since 1995.

Waterslide Convention I (June 11-15 1990)
Originally called "The Waterslide Convention", but due to the success of the event, on June 13th, it was renamed Waterslide Convention I.
 * Hosted at Disney's Typhoon Lagoon and Disney's River Country., , and Christopher R. Carwardine were featured speakers.

Waterslide Con II (June 10-15 1991)
First event with two non-complimentary parks
 * Northeast - Action Park & Sesame Place
 * Southeast - Disney's Typhoon Lagoon & Disney's River Country

Waterslide Con III (June 13-15 1992)
First event with three parks

Water Con IV (June 14-18 1993)
First event with four parks

Water Con V (June 10-15 1994)
First event with five parks

WaterCon VII (June 12-15 1996)

 * Northwest - World Waterpark
 * Southwest - Schlitterbahn New Braunfels
 * Northeast - Splish Splash
 * Southeast - Disney's Typhoon Lagoon, Disney's Blizzard Beach & Disney's River Country
 * U.S. Territories - Las Cascadas Water Park

WaterCon VIII (June 13-17 1997)
Last event with five parks

WaterCon IX (June 9-11 1998)

 * Northwest - Wild Waves and Enchanted Village
 * Southwest - Six Flags Hurricane Harbor Arlington
 * Northeast - Funtown Splashtown USA
 * Southeast - Carolina Harbor

The 10th Annual WaterCon (June 10-13 1999)

 * Northwest - Wild Waves and Enchanted Village
 * Southwest - Wacky Waters Adventure Park
 * Northeast - Water Wizz of Cape Cod
 * Southeast - Disney's Typhoon Lagoon

WaterCon 16 (June 16-21 2005)

 * Northwest - World Waterpark
 * Southwest - Big Surf
 * Northeast - Six Flags Hurricane Harbor New England
 * Southeast - Disney's Typhoon Lagoon

WaterCon 17 (June 7-10 2006)

 * Northwest - World Waterpark
 * Southwest - White Water Bay
 * Northeast - Canobie Lake Park
 * Southeast - Disney's Typhoon Lagoon

WaterCon 18 (June 7-14 2007)

 * Northwest - World Waterpark
 * Southwest - Big Surf
 * Northeast - Sesame Place
 * Southeast - Disney's Blizzard Beach

Locations

 * Northwest - Valleyfair Soak City
 * Southwest - Schlitterbahn Beach Waterpark South Padre Island
 * Northeast - Six Flags Hurricane Harbor New England
 * Southeast - Dollywood's Splash Country

WaterCon 20 (June 10-12 2009)

 * Northwest - Holiday World & Splashin' Safari
 * Southwest - NRH2O Family Water Park
 * Northeast - Great Wolf Lodge Concord
 * Southeast - Myrtle Waves

Locations

 * Northwest - Holiday World & Splashin' Safari
 * Southwest - Knott's Soak City
 * Northeast - Pump House
 * Southeast - Disney's Blizzard Beach

Locations

 * Northwest - Noah's Ark
 * Southwest - Joywaters Waterpark
 * Northeast - CoCo Key Water Resort Fitchburg
 * Southeast - Disney's Blizzard Beach

Locations

 * Northwest - Wild Waves
 * Southwest - Carwardine's WaterWorld Houston
 * Northeast - Enchanted Forest
 * Southeast - Six Flags White Waters

Locations

 * Northwest - Sea-ttle Waterpark
 * Southwest - New Mexico Waters
 * Northeast - Water Country USA
 * Southeast - Shipwreck Island

WaterCon XXV (June 15-20 2014)

 * Northwest - Valleyfair Soak City
 * Southwest - Raging Waters Sacramento
 * Northeast - CoCo Key Water Resort Boston North Shore
 * Southeast - Disney's Typhoon Lagoon

Locations

 * Northwest - North Clackamas Aquatic Park
 * Southwest - Schlitterbahn Beach Waterpark South Padre Island
 * Northeast - Water Country
 * Southeast - Disney's Typhoon Lagoon

Locations

 * Northwest - H2Oasis Indoor Waterpark
 * Southwest - Hawaiian Falls The Colony
 * Northeast - Great Wolf Lodge Fitchburg
 * Southeast - Carolina Harbor

Locations

 * Northwest - Silverwood's Boulder Beach
 * Southwest - Wet N Wild Phoenix
 * Northeast - Waldemeer
 * Southeast - Waterville USA

Locations

 * Northwest - Magic Waters
 * Southwest - Raging Waters San Dimas and Morgan's Inspiration Island
 * Northeast - Morey's Piers
 * Southeast - Aquatica Orlando

Locations

 * Northwest - Noah's Ark
 * Southwest - Six Flags Hurricane Harbor SoCal and Morgan's Inspiration Island
 * Northeast - Splash Lagoon
 * Southeast - Disney's Typhoon Lagoon

The 31st WaterCon (June 21-23 2020)
Originally going to be held June 3-5 2020. Rescheduled for September.

Locations

 * Northwest - Wild Waves
 * Southwest - Raging Waters San Jose
 * Northeast - Six Flags America's HH
 * Southeast - Six Flags White Water