Drainage & Stormwater Services in Greenwich, Darien & New Canaan, CT

CT Stormwater Authority provides expert drainage solutions across Greenwich, Darien, and New Canaan, Connecticut. We install code-compliant stormwater systems for homes, driveways, and commercial properties — including French drains, catch basins, sump pumps, hydro jetting, and more. As Fairfield County’s certified CULTEC chamber installer, we deliver high-performance drainage systems backed by CCTV inspections and long-term maintenance support.

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French Drain Installation in Greenwich, Darien & New Canaan

We design and install custom French drain systems to protect homes from groundwater intrusion and surface runoff. Perfect for sloped yards and properties with standing water, our French drains use SDR 45 crush-resistant piping, professional-grade filter fabric, and are often tied into sump pump systems or CULTEC chambers. Installed in neighborhoods like Backcountry Greenwich, Tokeneke in Darien, and Oenoke Ridge in New Canaan.

Catch Basin Installation & Cleaning

Our team installs and services yard and driveway catch basins in Fairfield County. Whether you need a new basin installed or an existing system cleaned and restored, we offer heavy-duty grates, sediment traps, and cleanout risers for long-lasting performance. Essential for properties with heavy stormwater flow or failing surface drains in Greenwich, Darien, and New Canaan.

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Sump Pump Installation – Indoor & Outdoor Systems

We install high-performance basement sump pumps and outdoor sump pits designed for Connecticut homes. Our systems include primary and battery-backup units, tied into French drains or catch basins where needed. Ideal for historic homes in New Canaan, coastal properties in Darien, or large estates in Greenwich.

CULTEC Chamber Systems – Certified Installers

We are the region’s only certified CULTEC installer, offering chamber-based stormwater management for residential and commercial drainage projects. Whether you need a Recharger 150 for a Greenwich driveway or a Recharger 330XL for a New Canaan subdivision, we provide engineered solutions that meet town code and mitigate runoff risk.

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Drain Camera Inspections & Hydro Jetting

We use waterproof HD cameras to perform CCTV drain inspections that identify root intrusions, pipe collapses, and blockages. Our hydro jetting services clear out years of debris from your storm drain lines with 4,000 PSI jetters. Essential for maintaining drainage health and preventing system backups in Darien, Greenwich, and New Canaan.