Cover Water parks are turning to the latest technology to conserve water and energy (Photo: courtesy of Waterbom Bali)

Water theme parks like Ocean Park’s Water World in Hong Kong and Waterbom in Bali are getting innovative in how they conserve water and energy, and protect the environment

Can water parks save water? You’d be justified in thinking that this question is paradoxical, as countless gallons of water are needed to operate water theme parks. 

However, it is a question worth asking and a goal worth pursuing as the world continues to fight against climate change, which has created a very pressing issue of water scarcity. A problem that is especially acute in Asia, which is home to more than half of the world’s population, and where there is a huge freshwater accessibility problem. In fact, according to a 2022 UN report, the region has the lowest freshwater availability of any continent, excluding Antarctica, with only 3,920 cubic metres per person, per year.

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As significant water consumers, water parks in Asia have been trying to stay ahead of the curve and tackle the threat head on by incorporating state-of-the-art technology in its design, and implementing measures to conserve water and work towards sustainability.

For example, Ocean Park’s Water World in Hong Kong, which opened in 2021 and was designed with sustainability at its core, has installed low-flow shower heads in its changing rooms to reduce the amount of water used whenever a guest takes a shower. Moreover, the park isn’t only focused on conserving water, but energy too. One of the ways it does this is by maximising the use of natural light through skylights, using solar panels to power the air-conditioning in its shuttle buses, and building its structures’ roofs using recyclable materials. And its efforts have not gone unrecognised: in 2022, its innovative design won the Leading Edge Award by the World Waterpark Association. 

“We won [the Leading Edge Award] for our originality, creativity, innovative design and construction excellence,” Lau Ming-wai, then chairman of Ocean Park Corporation, said in their 2022 annual report.

Further afield, in Indonesia, Waterbom Bali is also similarly focused on sustainability practices. The venue, which was voted Asia’s number 1 water park by TripAdvisor’s Travellers Choice Awards in 2022, spares no effort to save water and protect the environment. “We control our water usage through a closed-circuit water system,” says the park’s CEO Sayan Gulino. “So whether the water is flowing in the Lazy River ride, coming down a slide or running off a slide finish point, it all gets redirected and pumped back into the closed-circuit system. There, the water is filtered and cleaned to be reused. All of our water is connected and stays within the main system, so we avoid run-off wastage.” 

Waterbom Bali also has a sewage treatment plant on-site, which treats the water used in washrooms before using it to water the gardens via automatic irrigation sprinklers that control water usage.

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Waterbom Bali is planning to expand its park features this year, keeping sustainability at the forefront of its expansion plans (Photo: courtesy of Waterbom Bali)
Above Waterbom Bali is planning to expand its park features this year, keeping sustainability at the forefront of its expansion plans (Photo: courtesy of Waterbom Bali)

This year, Waterbom Bali is expanding to include a lagoon-style pool, new slides and other features, but Gulino maintains that “sustainability is at the forefront of the expansion plan”.

“We will have rainwater harvesting to refill our pools and install the latest pumps and motors for the slides, which controls water in such a way that it’ll allow us to save 3 per cent energy per year,” he adds.

For many of its water-efficient solutions, water parks in Asia such as Waterbom Bali, Hong Kong’s Ocean Park and Seoul’s Lotte Waterpark turn to Whitewater, one of the world’s largest water park products manufacturers that offers products built with sustainability in mind. 

However, technology, wonderful as it is, isn’t the only way family entertainment venues can limit their negative impact on the environment and strive for more sustainable operations. There are also tried-and-tested methods such as planting drought-resistant plants and using mulch to retain moisture in the soil.

Another way water parks are effectively promoting its sustainability drive, which might be surprising considering these venues still have a business side of operations to keep in mind, is by capping visitor numbers. It might seem like a bold step, as it can impact a park’s profits, but it does the job and water parks are not shying away. For example, Waterbom Bali has been limiting the number of its daily visitors since it opened in 1993. “We pride ourselves on being a boutique water park, so we have always practised capping numbers”, says Gulino. “That way, guests don’t feel crammed like sardines, there’s little to no queuing for the popular rides, and we end up saving energy and maintaining the harmony of the environment.” 

It’s not a given that people’s interests can align with the environment’s, but when it does, it’s a win-win for the planet.

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