July 15, 2018. Litchfield Hills, Connecticut. The challenging, highly rewarding Litchfield Hills Triathlon allows athletes to enjoy all that this scenic county offers in an Olympic distance event. Start with a 1.5K swim in the crystal clear waters of famous West Hill Lake, among the cleanest fresh water lakes in Connecticut. Then take on a 40K bike course with stunning mountain vistas. Finish with a 10K run on rural back roads. Celebrate your accomplishment post-race in quaint New Hartford at one of the town’s hidden gem eateries or antique shops.