County, City to join with Slammers on July 21 to show residents how to hit a home run with water conservation County, City to join with Slammers on July 21 to show residents how to hit a home run with water conservation Tammy Reiher / Thursday, July 11, 2019 0 1956 Will County and the City of Joliet are partnering with the Joliet Slammers to offer a day of baseball and family fun with an emphasis on water conservation on Sunday, July 21. Read more