Building the best and fixing the rest · Mon–Fri 8–4 · Sat 9–5 · Orange, CA · Serving Southern California & Arizona [email protected]
Koi Pros

Long Beach pond builders, water feature care and leak repair

Naples, Belmont Shore and Bixby Knolls homes plus downtown office and hotel fountains, all on a routed maintenance schedule.

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    Or call (714) 613-0123. No marketing emails; we only follow up about your request.

    Koi pond built by Koi Pros in Long Beach
    Koi Pros build in Long Beach
    Showa and kohaku koi through an acrylic viewing window
    Showa and kohaku through the viewing window
    Multi-tier estate stream and waterfall lit at night
    Estate stream, lit for evening

    Pond and water feature conditions in Long Beach

    Every pond, fountain and lake is a small ecosystem that answers to local conditions. These are the ones that shape how we build and service water features in Long Beach.

    Tap water and fill water

    Long Beach Water draws about 60% from local wells and imports the rest, and runs a large recycled-water system for landscape; chloraminated, moderately hard. Recycled water should never top off a pond.

    Heat, evaporation and wind

    Marine and mild: upper 70s in summer, fog, no frost. Naples and Belmont Shore get salt air and constant breeze.

    Soil, grade and excavation

    Sand and fill with a high water table in Naples, Belmont Shore and the Peninsula; loam in Bixby Knolls and Los Cerritos.

    Predators and wildlife

    Herons, egrets and night herons from the Los Cerritos Wetlands, El Dorado Park lakes and the San Gabriel River; raccoons everywhere along the canals.

    Black-crowned night heron holding a fish
    Night herons hunt after dark, when most deterrents are off

    Leaf and debris load

    Magnolia, ficus, pine and palm in Bixby Knolls and Los Cerritos; salt crust on the shore.

    Courtyard koi pond with stone pillar and planted edges
    Courtyard koi pond

    Water features we build and service in Long Beach

    Canal-front homes in Naples with courtyard fountains and small ponds, estate ponds in Bixby Knolls and Los Cerritos, downtown and waterfront hotel fountains, and the Earl Burns Miller Japanese Garden at CSULB as a reference-quality koi pond nearby.

    Neighborhoods and communities we work in: Naples, Belmont Shore, Bixby Knolls, Los Cerritos, Belmont Heights, Downtown Long Beach, Lakewood Village.

    Residential pond, waterfall and fountain services

    Design and construction

    Scheduled care

    Repair and water loss

    Commercial water feature services in Long Beach

    Property types

    Lake and large-feature programs

    How Long Beach service is scheduled

    Long Beach is on our Los Angeles route: weekly routed maintenance, repair visits scheduled around the route, and construction crews dispatched from Orange County for the duration of a build.

    Local water features worth knowing

    If you want to see what balanced water looks like at scale before planning your own feature, Long Beach has good public examples nearby: Earl Burns Miller Japanese Garden (CSULB) koi pond; El Dorado Park lakes; Naples canals. The same principles — depth, circulation, filtration sized to the biological load, and shade — apply to a backyard koi pond.

    Nearby cities

    Pond and water feature service in Long Beach

    Koi ponds, waterfalls, fountains and lakes, built and cared for by crews based 30 minutes away in Orange.

    Pond liner leak repair in Long Beach

    Customer story

    A Long Beach homeowner on working with Koi Pros

    “They came back about three different times to make sure the leak was in the liner, without just saying, oh, we need to pull the liner out. It could have been a leak in the pipe. It's so clear, and you can hear the waterfall. I would recommend you guys to anyone. Fantastic job.”

    Homeowner, Long Beach, CA

    A Long Beach homeowner came home to an empty pond. Koi Pros came back three times to confirm the leak was in the liner and not the plumbing before recommending a new liner, then rebuilt the pond with the waterfall he can hear from the house.

    Work in Long Beach

    Photos from Long Beach projects go here as they are completed. Each one links to a project page.

    See more pond, waterfall and fountain projects

    Pond care guides for Long Beach owners

    Construction · 9 min

    Koi Pond Installation: What Every Homeowner Should Know

    How to plan, design, and maintain a koi pond. Koi pond installation steps, costs, and why hiring a professional...

    Maintenance · 7 min

    How to Clean Green Water in Your Pond

    Struggling with green water in your pond? Learn proven tips to clear algae, improve filtration, and restore clean,...

    Maintenance · 19 min

    How Much Does Pond Maintenance Cost in 2026?

    Pond maintenance costs $450 to $5,000 per year depending on pond size, type, and service frequency. Breakdown by...

    All pond care guides

    Koi Pros pond design and construction projects

    Check out Koi Pros projects

    Koi ponds and water features we've designed, built and maintain across Southern California, from the crews that serve Long Beach.

    Pond service questions from Long Beach

    Is Long Beach tap water safe for koi?

    Yes, once it's treated. Long Beach Water draws about 60% from local wells and imports the rest, and runs a large recycled-water system for landscape; chloraminated, moderately hard. Recycled water should never top off a pond. We dechlorinate every refill and top-off and test the tap on the first visit.

    Why does my Long Beach pond turn green every summer?

    Heat, light and nutrients. Marine and mild: upper 70s in summer, fog, no frost. Naples and Belmont Shore get salt air and constant breeze. Add the local leaf and debris load (Magnolia, ficus, pine and palm in Bixby Knolls and Los Cerritos; salt crust on the shore) and an undersized filter can't keep up. UV clarification, shade and a maintenance schedule fix it.

    What's eating the fish in my pond?

    Herons, egrets and night herons from the Los Cerritos Wetlands, El Dorado Park lakes and the San Gabriel River; raccoons everywhere along the canals. Depth of 3–4 ft, overhangs, fish caves and motion-activated deterrents are the fixes that actually work; netting is the last resort.

    How much does koi pond maintenance cost here?

    Monthly residential service is priced by pond volume, fish load and access, and quoted after a first visit. Most local homeowners land on a monthly plan with a spring clean-out; we'll tell you if your pond needs less.

    Do you build new koi ponds locally?

    Yes. Sand and fill with a high water table in Naples, Belmont Shore and the Peninsula; loam in Bixby Knolls and Los Cerritos. We plan the excavation and base around that, then design filtration, rockwork and planting for a fixed-scope quote.

    Pond or fountain in Long Beach?

    Schedule an on-site assessment. We'll test the water, check the equipment and tell you what it needs.

    Call Request assessment