How deep should a koi pond be?

• <div><p>A koi pond should be at least 5 feet deep to keep the fish healthy and ensure they don’t freeze in winter. Koi fish are also known for growing large, so the more room you have, the better. A larger <a href="https://www.angi.com/articles/koi-pond-sizes.htm">koi pond size</a> will allow the fish to grow bigger than a smaller one will, and the more fish you have, the bigger the pond you’ll need. Learn <a href="https://www.angi.com/articles/how-build-pond.htm">how to build a pond in your backyard</a> to ensure it remains functional and aesthetically pleasing for a long time.</p></div>

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Q: Are backyard water features worth it?

• <div><p>Backyard water features can add serenity to your property, drown out neighborhood noise, and serve as a focal point to a stunning landscape design. In some cases, a properly installed and maintained water feature can add to your home&rsquo;s value. Just be sure to check with your insurance company before installation since some features may affect your premiums. </p></div>

Q: How much is pond maintenance?

• <div><p>One reason you may want to fill in your pond is the cost of maintenance. Pond cleaning may cost about $1,000 for an annual cleanup, or monthly visits may cost $75 to $100 per visit. If you don&rsquo;t want to spend that much per year on pond upkeep, you may consider filling in your pond.</p></div>

Q: How many years does a pond liner last?

• <div><p>Lifespans vary by material and manufacturer, but pond liners last anywhere from 10 to 75 years. For example, polyvinyl chloride (PVC) pond liners have a life expectancy of up to 20 years. Other types of pond liners, including those made of high-density polyethylene (HDPE) and ethylene propylene diene monomer (EPDM), can last 40 to 50 years.</p></div>

Q: Should a water feature be in the sun or shade?

• <div><p>Placing your water feature in direct sun can speed up evaporation, leading to pump damage and algae growth. Shade or partial shade serves as the ideal location for most water features&mdash;just watch out for tree and plant debris that may fall in and clog the pump. </p></div>

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Verified Reviews for Fountain Service pros in Paradise, CA

*The Angi rating for Fountain Service companies in Paradise, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Fountain Service needs.

*The HomeAdvisor rating for Fountain Service companies in Paradise, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Fountain Service needs.

Last update on February 25, 2026

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Serving Paradise, CA and surrounding areas

In business since 2009

Free estimates

Warranties offered

"Babylon Builders did an amazing job in making our backyard look like the backyard all others envy. They added colored stamped concrete, an amazing custom sitting wall, new lawn and decorative rocks. Ron (The Owner) was extremely responsive and listened to our every request and executed our vision flawlessly. Juan (The Foreman) was a Rockstar and kept us informed throughout the process. I highly recommend you use Babylon if you want high end, award winning results!"

+167

Response time1 day

Recommended by87%of homeowners

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Babylon Builders - Home & Landscape Contractor

4.2(

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Serving Paradise, CA and surrounding areas

In business since 1985

Free estimates

"Ron has done work for me remodeling my kitchen and bathroom and my backyard. He recently also created a 3D color design for my side yard. It includes flagstone walkway a private seating area what the fountain and vegetable planters. It was done August 22nd. Cost 1,500."

+27

Recommended by86%of homeowners

Serving Paradise, CA and surrounding areas

In business since 1999

Free estimates

Warranties offered

"Very pleased with Horizon. Answered promptly when contacted. Listened to my wishes and created and executed a plan that is beyond my expectations. Very pleasant to work with- would recommend them highly."

Recommended by100%of homeowners

Serving Paradise, CA and surrounding areas

In business since 2019

Free estimates

Credit card accepted

Sunset Landscapes is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

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Fountains questions, answered by experts

A koi pond should be at least 5 feet deep to keep the fish healthy and ensure they don’t freeze in winter. Koi fish are also known for growing large, so the more room you have, the better. A larger koi pond size will allow the fish to grow bigger than a smaller one will, and the more fish you have, the bigger the pond you’ll need. Learn how to build a pond in your backyard to ensure it remains functional and aesthetically pleasing for a long time.

Backyard water features can add serenity to your property, drown out neighborhood noise, and serve as a focal point to a stunning landscape design. In some cases, a properly installed and maintained water feature can add to your home’s value. Just be sure to check with your insurance company before installation since some features may affect your premiums.

One reason you may want to fill in your pond is the cost of maintenance. Pond cleaning may cost about $1,000 for an annual cleanup, or monthly visits may cost $75 to $100 per visit. If you don’t want to spend that much per year on pond upkeep, you may consider filling in your pond.

Lifespans vary by material and manufacturer, but pond liners last anywhere from 10 to 75 years. For example, polyvinyl chloride (PVC) pond liners have a life expectancy of up to 20 years. Other types of pond liners, including those made of high-density polyethylene (HDPE) and ethylene propylene diene monomer (EPDM), can last 40 to 50 years.

Placing your water feature in direct sun can speed up evaporation, leading to pump damage and algae growth. Shade or partial shade serves as the ideal location for most water features—just watch out for tree and plant debris that may fall in and clog the pump.

The Paradise, CA homeowners’ guide to fountain services

From average costs to expert advice, get all the answers you need to get your job done.

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