Summer Planning
Southern Utah Lakes & Reservoirs Guide
By Ethan Carter · Discover 435
When St. George hits 105°F, hiking is out of the question past 9 AM. Here is your practical breakdown of Sand Hollow, Quail Creek, and Gunlock for cooling off.
1. Sand Hollow State Park
The crown jewel of Southern Utah water recreation. Famous for its warm blue water, red sand beaches, and massive off-highway vehicle (OHV) sand mountain that literally drops right into the water.
- Best For: Boating, jet skiing, cliff jumping, and ATVs.
- Location: Hurricane, UT (about 20 mins from St. George)
- The Vibe: Busy, loud, and incredibly fun. It's highly motorized. If you want peace and quiet, this is the wrong lake.
- Pro Tip: The cliff jumping area is located on the northwest side of the reservoir. The OHV dunes (Sand Mountain) are on the south and east sides. You can drive a side-by-side right onto the beach.
2. Quail Creek State Park
Just a few miles north of Sand Hollow, Quail Creek is generally colder, deeper, and quieter. It is tucked into a valley, creating a windbreak and making it much calmer than Sand Hollow.
- Best For: Paddleboarding, kayaking, fishing, and quieter swimming.
- Location: Hurricane, UT
- The Vibe: Relaxed and calm. Motorized boats are allowed, but the lake is smaller and narrower, naturally limiting high-speed traffic compared to Sand Hollow.
- Pro Tip: Dig Paddleboards operates a rental shack right on the beach here. You can literally park, rent a board, and be on the water in 5 minutes without hauling gear.
3. Gunlock State Park
Located west of St. George, Gunlock is smaller and more rugged. It's famous primarily for its seasonal waterfalls, which only flow during heavy snowmelt years (typically late spring).
- Best For: Waterfall viewing (when flowing), peaceful kayaking, and a scenic drive.
- Location: Gunlock, UT (about 30 mins northwest of St. George)
- The Vibe: Remote and quiet.
- Pro Tip: Check the Utah State Parks website before driving out to see the waterfalls. They do not run every year, and when they do, the park reaches capacity very early in the day.
Swimmer's Itch (Cercarial Dermatitis) Warning
A critical note for locals and visitors: Swimmer's Itch is a seasonal issue in both Sand Hollow and Quail Creek, typically peaking in early to mid-summer when the water warms up.
- What it is: A temporary skin rash caused by microscopic parasites that normally infect birds and snails.
- How to avoid it: Avoid swimming in shallow, stagnant water. Towel off vigorously immediately after leaving the water. Shower as soon as possible.
- Do not let it ruin your trip—just be aware and dry off quickly!
Park Passes and Fees
All three reservoirs are Utah State Parks. Day use fees are generally $20-$25 per vehicle depending on the park and residency status.
Highly Recommended: If you are a Utah resident planning to visit more than 4 times this year, buy the Utah State Parks Annual Pass ($125). It pays for itself rapidly and makes popping over to Quail Creek for a 2-hour evening paddleboard session feel free.
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