Rules
Please obey the lifeguards, waterpark staff and park rules at all times.
Read all signs and observe all attractions before riding.
Additional rules and requirements, such as height restrictions and rules of behavior are posted at each attraction for your safety.
NO RUNNING or DIVING anywhere in the waterpark.
Lifeguards enforce rules and respond to aquatic emergencies, but parents are ultimately responsible for the safety and supervision of their children.
All children and non-swimmers must be supervised and within arm’s reach of their guardian at all times.
U.S. Coast Guard approved lifejackets are recommended for all inexperienced or non- swimmers and are available in the park. These lifejackets are free to use on a first-come-first-serve basis and must remain in the waterpark. Approved lifejackets baring the U.S. Coast Guard emblem will be allowed into the park.
Proper swimming attire is required at Neptune Island. For your own safety, you may not swim in cut-offs or other clothing with rivets, zippers, or buckles.
Neptune Island is a family-friendly waterpark and reserves the rights to determine whether a guest’s attire is appropriate. Please refer to the Swimwear Guidelines on our website.
Pool water is not for drinking.
Park hours, activities and rides are subject to change based on weather and management’s discretion. All attractions are subject to temporary maintenance, safety or inclement weather shutdowns.
Prices and operating scheduled are subject to change without notice.
Management reserves the right to limit admission.
Management reserves the right to suspend privileges and refuse admittance to a person failing to comply with park rules.
Guests using profanity or abusive language, symbols or gestures may be ejected from the park without refund.
Neptune Island Waterpark does not tolerate aggressive or threatening behavior. This includes fights (physical or verbal), challenges to fight or any threat thereof (whether to an intended victim or comments in general expressing a desire or intent to hurt another person), or any form of physical assault upon or intimidation of another person. You may also be ejected for any pushing, roughness, “chest bumping,” aggressive moves (e.g., clenching fists, getting face-to-face with another, getting into a fighting stance, etc.), or other physically aggressive conduct.
Report all incidents/injuries to management.
Neptune Island is not responsible for lost, stolen or damaged property. Locker usage is encouraged.
NO SMOKING OR VAPING, GLASS CONTAINERS OR WEAPONS ALLOWED. No tobacco products of any kind, including cigarettes, chewing tobacco, e-cigarettes and vapes, will be permitted to enter Neptune Island Waterpark. Neptune Island and surrounding Byerly Park are smoke and tobacco free facilities. Smoking and vaping are not permitted on City of Hartsville property.
Balloons, rafts, flotation devices, snorkels and toys are prohibited in the waterpark. Balloons may only be permitted for use inside the Entry or River Party Pavilion with an approved Birthday Party Reservation. No other exceptions will apply.
Handheld, battery operated personal fans no larger than 2” in diameter are permitted, but may not be used on any attraction or in any aquatic facility. All other fans, electric or battery operated, are prohibited.
Neptune Island Waterpark provides family friendly music through our NepTunes Radio station. Personal speakers are prohibited from use inside Neptune Island, including in rented cabanas.
All riders must remove/secure all loose articles before riding attractions.
No coolers, glass or outside food and beverages are allowed in the waterpark.
Wagons are not permitted inside the waterpark. Guests may utilize a stroller for young children as necessary.
Please be aware that the waterpark environment can be damaging to electronic equipment; please use your discretion.
Video/Imaging recording devices are not permitted on attractions, in restrooms or changing areas.
Selfie sticks are not allowed inside the park.
Use of drones (in, over, or around the Park), whether for photographic purposes or otherwise, is strictly prohibited (unless the user has been granted written, contractual permission for that specific instance from an officer of the Park or the City of Hartsville).
Diaper changing is only permitted in restrooms.
Children under the age of 15 must be supervised by an adult 18 years or older. We strongly recommend that all minors (under 18) be accompanied by an adult. Neptune Island Waterpark does not assume any responsibility or liability for unattended minors; children and the behavior of all minors are the sole responsibility of their parent(s) or guardian(s), and parents/guardians may be held legally liable for all acts of the children under their care.
Guests with open sores, discharge, or who have had diarrhea within the last 2 weeks should not swim. You can spread germs to other swimmers in the water.
Please refrain from entering “Employees Only” designated areas. Guests should also refrain from entering any gated areas, maintenance areas, workshops, offices, tool sheds, electrical rooms, ride motor rooms, etc., whether or not such areas are marked with signage.
Pets are not allowed, with the exception of working service animals. Proof of designation is required for service animals. Service animals are not permitted on any of the attractions or in aquatic facilities.
By entering into Neptune Island Waterpark, guests grant the City of Hartsville and Neptune Island Waterpark the right to film, videotape or photograph their likeness for any purpose whatsoever without any payment.
These Park Rules & Policies are not comprehensive, and are subject to change without notice. Neptune Island Waterpark may have numerous additional rules and procedures applicable to guests which, if not followed, may subject the guest to ejection without refund.
It is the rider’s responsibility to know their height and weight to ensure their safety. Height signs are located in the park for your convenience. Failure to follow rules may result in serious injury to yourself or others.
All ticket purchases are non-refundable and non-exchangeable. Season passes are non-transferable and non-refundable. All purchases made in person or online at Neptune Island Waterpark are non-refundable. No exceptions.
Swimwear Guidelines
Appropriate, lined swimwear is required as defined in our Swimwear Guidelines.
Swimwear must be colorfast, and of a low water absorbent, quick drying, lightweight material suitable for swimwear, such as Lycra, Spandex, or nylon.
No thongs or provocative swimwear permitted.
“Street” clothing, cutoffs, gym shorts, t-shirts, undershirts and bras are not permitted as swimwear.
Clothing with profanity or abusive language, symbols or gestures is prohibited.
Swimwear should not be so loose, or contain so much extra fabric, that it endangers the safety of the wearer or other swimmers.
Undergarments are not allowed to be worn with bathing suits.
These rules will be enforced for both the safety and enjoyment of our valued guests. Aquatic staff reserves the right to check for proper swimwear.
If it is found that you are not wearing proper swim attire, you will be asked to exit the water.
FAQs
Neptune Island Waterpark is a family-oriented water adventure located in Hartsville, South Carolina. Neptune Island Waterpark is owned and operated by the City of Hartsville.
Neptune Island Waterpark is located southwest of downtown Hartsville off Highway 151. Click here for directions.
We are open on weekends in late spring, daily during the summer, and weekends during late summer. Click here for a detailed list of operating days, hours of operation, and more.
Yes. Because we are an outdoor park with all water attractions, there are days we might not be able to open for guest comfort or safety. We typically make these decisions by 9am and we suggest you checkout our website, Facebook page or call 843-951-9400 for updates on questionable weather days. Neptune Island Waterpark reserves the right to be closed to the public and season pass holders for private events.
Parking at Neptune Island Waterpark is FREE!
Neptune Island Waterpark has 1 main parking lot just outside our Main Gate. However, on particularly crowded days, there may be a need for overflow parking. Luckily, Neptune Island is located adjacent to the Byerly Park Recreational Complex which boasts multiple additional parking areas just a short walk from the Main Gate. If you are concerned about the availability of parking, we do suggest carpooling with your party.
Yes. Neptune Island has lifeguards in all its attractions. All Neptune Island lifeguards are certified by Ellis and Associates, the leaders in water park safety.
For guests 48″ tall or taller, there are no restrictions (except in areas designed for young children). For those less than 48″ tall there are slide restrictions and the admission price is reduced. Height measurement stations are available at Admissions and at the base of attractions. Please be sure to measure accurately and remember safety first. All policies are at the discretion of Neptune Island management.
SLIDE HEIGHT REQUIREMENTS
- Piratesville Splash Pad- Must be under 48” to ride.
- Neptune’s Revenge- Must be 48” or taller to ride.
- Twin Sirens- Must be atleast 42" with lifejacket or 48" or taller to ride.
- Trident Racers- Must be 42” or taller to ride.
Outside lifejackets are permitted if they bear the “Coast Guard Approved” tag. We have complimentary life jackets available on racks throughout the park on a first-come, first-serve basis. Because of the active nature of our attractions, personal flotation devices, including children’s water wings, noodles, and tubes are not allowed in the park. All policies are at the discretion of Neptune Island management.
Everyone entering Neptune Island must have an admission ticket. We do not offer spectator admission.
All guests entering the water park must have a regular ticket. There is no way to separate or regulate those who are not using the attractions. Children 2 years old and under are admitted with the purchase of a reusable swim diaper (available while supplies last at the Admissions office) or by a reduced rate single day admission ticket. We also offer reduced daily admission rates for seniors (ages 55 years old and older).
You may leave and re-enter the park as needed. Everyone must get their hand stamped before leaving if they would like to re-enter. Transferring hand stamps is prohibited. Guests will not be allowed to re-enter once the park has been closed.
Because Neptune Island occasionally offers extra discounts or purchase incentives throughout the year, pricing is available as is only at the time the order is placed. Pricing adjustments will not be made for previous orders based on past or future promotions or sale prices. All orders are subject to cancellation.
All tickets and items purchased online or at the park are non-refundable. Tickets are valid for the 2023 season and expire September 4, 2023. (No extensions are allowed)
No outside food or beverages are permitted. Unauthorized items will need to be thrown away or returned to your vehicle. Neptune Island will not hold unauthorized items for guests. We suggest guests who are bringing food and beverage to keep all items in a cooler in their cars and use provided picnic areas outside the park to enjoy lunch or snacks. For the safety of all guests, no knives, glass items (including but not limited to jars, bottles, and mirrors), or other sharp or potentially dangerous items may be brought into Neptune Island and all bags are inspected upon entrance. Concealed weapons are not allowed on Neptune Island Waterpark property. Grilling is not permitted on Neptune Island or City of Hartsville property. You may only bring SOFT insulated tote bags into the park that are no larger than 8” X 10” x 8” (Lunch box size). Lunch box sized coolers can only contain factory sealed bottled water and ice packs (NO ICE).
Several picnic tables are located in our parking lot, and are available on a first-come, first serve basis. Make sure to get your hand stamped at the entrance upon exiting the park, so you can re-enter when you are finished with your meal.
Proper swimming attire is required. Any guests wearing clothes that are offensive, such as clothing with profanity will be asked to change. Swim diapers are required for tots. Thong style bikinis are not allowed. T-shirts are allowed on all attractions except speed slides. Cover ups for speed slides are permitted but must be skin tight rash guards. Water shoes are permitted in the Wave Pool, Lazy River, and Splash Pad. Water shoes are not permitted on any other attractions. All policies are at the discretion of Neptune Island management. For our complete Swimwear Guidelines, please see above.
Daily small rental lockers are available for $6.00. Multi person medium-sized rental lockers are available for $8.00 per day. Large family-sized lockers are available for $10.00 per day. We highly recommend use of a locker.
Yes we do. Cabanas overlook the Castaway Bay Wave Pool and Endless Abyss Lazy River. Cabanas are furnished with a table and chairs as well as 2 lounge chairs outside of the cabana. Cabana rentals also include wait staff service and other exclusive perks. Cabanas can accommodate 6 to 10 guests per cabana. Each guest will receive a wristband and only guests with wristbands will be allowed into the cabana areas. Capacity will be strictly enforced in the cabanas. Make your reservations early! Cabanas reserved day of are on a first-come basis in person only.
Please visit our events calendar for upcoming events. These include Mermaid Mondays, Labor Day Luau, Community Appreciation Days, and more!
Sign up to begin receiving our e-newsletter, for special offers and information on upcoming events by clicking here. Visit our Events page by clicking here. You can also follow us on Facebook, Instagramand Twitter.
Neptune Island is a smoke free facility. All City of Hartsville facilities, including Byerly Park and parking areas, are smoke free. This includes cigarettes, e-cigarettes, vapes, or any other tobacco product.
We know that when visiting the waterpark you might be concerned about getting separated during the excitement of your visit. It is important that each family or group establish a meeting point for family and friends. We recommend an area inside of the Main Gate at specific times throughout the day to check up on all group members. Neptune Island does not page for lost guests but any of our uniformed team members and Guest Services are always happy to assist you.
Lost & Found is located at the Admissions Office at the entrance of Neptune Island. Any items found in the park should be returned to Lost & Found. Neptune Island will only hold items such as clothing, towels, floaties, etc. for up to two (2) business days before disposing of unlcaimed items. Valueables such as wallets, cell phones, jewelry, etc. will be held on site for up to fourteen (14) business days, after which time the items will be turned over to the Hartsville Police Department.