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

Poway pond builders, water feature care and leak repair

Large lots and equestrian properties suited to big ponds and streams; hot summers call for oversized filtration.

    Request an assessment

    Tell us about the feature and where it is. We reply within one business day.








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

    Naturalistic pond with rock waterfall under palms
    Naturalistic pond and waterfall
    Water-lily pond with bougainvillea beside a Spanish-style home
    Lily pond beside a Spanish-style home
    Tropical koi pond with an acrylic viewing window and rock waterfall in daylight
    Viewing-window koi pond in daylight

    Pond and water feature conditions in Poway

    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 Poway.

    Tap water and fill water

    Poway imports water through Lake Poway; hard and chloraminated. Many Green Valley and Old Poway lots have private wells with iron and manganese that stain pond rock.

    Heat, evaporation and wind

    Hot inland: mid-90s in summer, frost in winter on the valley floor, Santa Ana winds.

    Soil, grade and excavation

    Granite boulders and decomposed granite on the hills, clay in the valley bottoms.

    Predators and wildlife

    Coyotes, bobcats and raccoons on nearly every property; herons from Lake Poway and Blue Sky Reserve; hawks over the rural lots.

    Raccoon on a wooden deck edge
    Raccoons work shallow shelves and skimmers at night

    Leaf and debris load

    Oaks, eucalyptus and pepper trees; fall acorn and leaf load.

    Koi pond fed by a boulder stream and waterfall
    Stream-fed koi pond

    Water features we build and service in Poway

    Large lots and equestrian properties in Green Valley, Old Poway and High Valley with big naturalistic ponds and streams, plus HOA features in the newer Rancho Arbolitos and Stoneridge communities.

    Neighborhoods and communities we work in: Green Valley, Old Poway, High Valley, Rancho Arbolitos, Stoneridge, Garden Road.

    Residential pond, waterfall and fountain services

    Design and construction

    Scheduled care

    Repair and water loss

    Commercial water feature services in Poway

    Property types

    Lake and large-feature programs

    How Poway service is scheduled

    Poway is on our San Diego County 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, Poway has good public examples nearby: Lake Poway; Blue Sky Ecological Reserve; Old Poway Park. 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 Poway

    Koi ponds, waterfalls, fountains and lakes, built and cared for by crews on a weekly routed service from Orange.

    Work in Poway

    See more pond, waterfall and fountain projects

    Pond care guides for Poway 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,...

    Design · 9 min

    Backyard Pond Ideas & Pond Landscaping Guide

    Explore backyard pond ideas, costs, design tips, and maintenance. Learn how a pond contractor can help create your...

    All pond care guides

    Check out Koi Pros projects

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

    Pond service questions from Poway

    Is Poway tap water safe for koi?

    Yes, with the chloramine neutralized. If you're on a private well, iron and manganese can stain pond rock, so we test it first.

    Why does my Poway pond turn green every summer?

    Mid-90s summers warm shallow ponds fast, and oak and eucalyptus debris adds nutrients. Depth, shade, aeration and filtration keep algae down.

    What's eating the fish in my pond?

    Coyotes, bobcats and raccoons on most properties, herons from Lake Poway, and hawks. Steep sides and a protected refuge stop most losses.

    How much does koi pond maintenance cost here?

    Fall acorn and leaf drop usually means extra cleanup; we quote after one visit.

    Do you build new koi ponds locally?

    Yes, and while granite boulders on hillside lots can add excavation time, valley clay digs more easily; we assess before quoting.

    Pond or fountain in Poway?

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

    Call Request assessment