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Discover Nature's Lap Pool
Tired of the same old pool routine?
Are you ready to dive into a refreshing new swim experience?
Then look no further.
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Join us for invigorating outdoor open water swim clinics and training sessions in the breathtaking natural setting of Marsh Creek State Park in the Philadelphia suburbs, where crystal-clear waters meet the golden glow of the evening sun.
Say goodbye to the monotony of indoor laps and hello to the thrill of open water swimming.
Dive in with us and make a splash in your training journey today.
Something For Everyone
Whether you are new to open water swimming or a seasoned competitor, the Mid-Atlantic Multisport Open Water Swim Series is designed to both challenge and inspire you.
Build Confidence
Overcome the fear and unpredictability of open water swimming
Expert Coaching
Receive personalized tips and guidance from experienced coaches who understand the nuances of open water swimming
Simulate Race Conditions
Get accustomed to real-world conditions, from navigating currents to sighting buoys
Safety First
Our open water courses are marked with navigational buoys and fully supported with safety kayakers and lifeguards to ensure you can focus on your swim without any worries
Community Spirit
Train alongside fellow triathletes and masters swimmers who share your passion and drive
Stunning Scenery
Swim in a pristine freshwater lake nested in the rolling hills of the western Philadelphia suburbs
2025 TRAINING SWIM DATES
Wednesday, May 7, 2025 (5:00-7:00 pm)
Wednesday, May 14, 2025 (5:00-7:00 pm)**
Wednesday, May 28, 2025 (5:00-7:00 pm)
Wednesday, June 4, 2025 (5:00-7:00 pm)
Wednesday, June 18, 2025 (5:00-7:00 pm)**
Wednesday, June 25, 2025 (5:00-7:00 pm)
Wednesday, July 9, 2025 (5:00-7:00 pm)
Wednesday, July 16, 2025 (5:00-7:00 pm)**
Wednesday, August 6, 2025 (5:00-7:00 pm)
Wednesday, August 13, 2025 (5:00-7:00 pm)**
Wednesday, August 27, 2025 (5:00-7:00 pm)
Wednesday, September 10, 2025 (5:00-7:00 pm)
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** Skills & Safety Clinic also offered
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NOTE: Schedule is subject to change as directed by Marsh Creek State Park or other governmental authorities or if deemed necessary to protect the health and safety of our athletes, community and staff.
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What happens if there is inclement weather?We swim in the rain, but will delay or cancel sessions for lightning or thunder in the immediate area of Marsh Creek Lake during the times we are scheduled to swim. All weather-related updates will be posted on our social media channels: 👉 [Facebook] | [X] | [Instagram] Please follow us to stay informed. Note: We are unable to respond to individual phone or email inquiries on swim days.
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Who should attend?Training Swims: Ideal for experienced triathletes and open water swimmers seeking to simulate race conditions and get a great workout on safe, well-marked courses monitored by certified coaches and lifeguards. Skills & Safety Clinics: Perfect for those new to open water swimming or anyone looking to become stronger and more efficient in an open water environment. The Clinics include instruction with our expert coaching staff, the Training Swims do not.
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What are the registration options and fees?Season Pass (Entitles you to attend ALL 2025 Training Swims): $175 Session Pass (Single Training Swim): $45 Skills & Safety Clinic (60-minute webinar + 90-minutes of in-water instruction): $85 CLICK HERE to register online. On-site registration is available at each session starting at 4:45 pm.
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Where are the swims held?All of the Series swims are held at Marsh Creek State Park. IMPORTANT: We swim from the Boat Launch Area on the western side of the lake, just off of N. Reeds Road. CLICK HERE for driving directions. After turning in at the Marsh Creek State Park sign, follow the entrance road down the hill and look for signs directing you to the parking area for the open water swim. The Park encompasses 1,705 acres and contains the 535-acre Marsh Creek Lake. The lake is a regional attraction for boating, windsurfing and fishing. In addition, you will find picnic areas, running trails and a great place to spend time with family and friends.
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What gear should I bring?Recommended gear includes: Wetsuit (if desired for warmth) Swim goggles Bright-colored swim cap - required Swim buoy for visibility - required (available for purchase on-site) Towel and change of clothes Hydration and nutrition as needed
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What safety measures are in place?Courses are marked with navigational buoys. Participants are required to use swim buoys for added visibility. Certified lifeguards and safety kayakers monitor all sessions. On-site EMT.
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What are the 2025 swim dates?Training Swims (5:00–7:00 PM): May 7, 14, 28 June 4, 18, 25 July 9, 16 August 6, 13, 27 September 10 Skills & Safety Clinics: Live Webinars (6:00–7:00 PM): May 12, June 16, July 14, August 11 In-Water Instruction (5:30–7:00 PM): May 14, June 18, July 16, August 13 A recorded version of the webinar is also available to watch on-demand anytime at your convenience if you are unable to attend one of the live webinars.
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Do you offer gift cards?Yes! We offer Skills & Safety Clinic gift cards and Season Pass gift cards. To purchase one, submit a request by clicking on the button below.