Adding a Water Feature to Your Property: What to Expect

Water Features Are More Accessible Than Most Homeowners Think

There's a persistent misconception that custom water features are luxury items reserved for high-end estates. In reality, a well-designed pondless waterfall or decorative fountain is accessible to most Northern Colorado homeowners, adds immediate impact to outdoor spaces, and can be maintained with minimal effort when properly installed.

The Pondless Waterfall: The Best Starting Point for Most Homeowners

If you've never had a water feature, a pondless waterfall is the right starting point. The concept is simple: water flows down a waterfall and disappears into an underground gravel-filled reservoir, where a pump recirculates it continuously.

Why pondless is often the better choice:

• Safety — no open water, which matters if you have children or grandchildren
• Maintenance — no algae management, no fish, no significant biological system to balance
• Flexibility — can be turned off completely when you're away without damage
• Lower starting cost — pondless systems start around $3,500–$6,500 installed

The primary limitation: you can't have fish or a living ecosystem in a pondless system. If koi or aquatic plants are the goal, a traditional pond is required.

The Koi Pond: A Living Ecosystem

A properly designed koi pond is a functioning ecosystem — biological filtration, UV clarification, aeration, and regular care. It's more involved than a pondless system, but for the right homeowner, it's deeply rewarding.

Koi pond sizing in Colorado requires specific consideration:

• Ponds should be at least 36 inches deep at the deepest point to allow fish to overwinter safely
• Volume must be appropriate to fish load — overstocked ponds require more filtration than correctly stocked ones
• The filtration system must be sized to handle Colorado's temperature swings, which affect biological filter performance dramatically

A well-designed koi pond runs $8,000–$25,000+ depending on size and system complexity.

What Installation Looks Like

For a typical pondless waterfall installation:

Day 1–2: Excavation, vault installation, rock placement begins. The physical footprint of a small pondless system is surprisingly compact — a 5-foot waterfall can fit in a 10×6 foot space.

Day 2–3: Liner placement, boulder and rock work, planting pockets if included, pump and plumbing installation.

Day 3: System startup, water fill, pump priming, final adjustments and tuning.

Site preparation matters significantly. Access for excavation equipment, proximity to a power source for the pump, and grade of the surrounding area all affect installation complexity.

Winterization in Colorado

Water features require winterization before the first hard freeze:

Pondless systems: Remove and store the pump, drain the plumbing lines, allow the vault reservoir to drain down. The liner and structure survive winter without issue.

Koi ponds: The pond itself stays full — fish overwinter at the bottom where water stays above 32°F even when surface ice forms. The pump is relocated to run shallowly (to prevent full circulation that would draw cold surface water to depth), aeration is added, and ice-free openings are maintained.

We provide a complete winterization walkthrough with every installation and offer annual winterization service for clients who prefer not to do it themselves.

Pro Tip: Budget for a GFCI-protected outdoor electrical outlet near the water feature if one doesn't already exist. All pump systems require dedicated power, and running an extension cord is not an acceptable long-term solution.

Updated on: 29/04/2026