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October 9, 2026

Pondless Waterfall Utah: How Recirculating Systems Work

Wondering how Utah water features work? Learn how hidden reservoirs recirculate water, when to top them off, and how to protect your pump. Explore the basics.

One of the first questions I get about almost every water feature I build is the same: where does the water come from? People assume a fountain or a waterfall has to be plumbed into a secondary water line, constantly pulling fresh water like a sprinkler system.

The answer is no. Every feature I install is a closed, recirculating system. You fill it once, and the same water just keeps going around.

What's hiding underneath

The magic is all below ground. Under every fountain and waterfall there is a hidden reservoir that stores the water:

  • Fountains usually sit on an AquaBasin — either the 30 or the 45 depending on the size of the feature. The AquaBasin 45, for example, is a 45 x 45 inch basin that holds about 98 gallons.
  • Pondless waterfalls use AquaBlox — stackable underground storage blocks — with a liner underneath the whole thing.

A pump down in the reservoir pushes water up through the feature, gravity brings it back down, and the cycle repeats. That's the whole system.

So does it ever need more water?

Yes, but not much. When these are built right, there is very little actual leakage. Almost all of your water loss comes from evaporation — and here in Utah, summer evaporation is real.

There are automatic fill valves you can hook up to a secondary water line that will top the system off for you. They're mechanical, though, and not perfect — they can stick, and they can fail.

In my opinion, the very best approach is simpler: just go outside every so often and keep an eye on the water level. Top it off with a hose when it needs it.

The one thing to be careful about

This is the part I make sure every customer understands: if you let the reservoir run dry, you will burn out the pump. There is no automatic shutoff when the water gets low — the pump will happily run itself to death trying to move water that isn't there.

So a water feature does take a little thoughtfulness. You can't just install it and expect it to be perfect forever. It takes some tweaking until you understand it — how fast it loses water in the heat, what normal sounds like, when it needs a top-off.

I tell people it's a little bit like a living, breathing creature. Kind of like a pet. Once you get into a rhythm with it, you just understand the cadence — and at that point the maintenance barely feels like work. It's part of enjoying the thing.

If you're curious what one of these systems would look like in your yard, give me a call at (801) 941-4334 or send me a message — happy to walk you through it.

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