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How Does the Contech StormFilter Work?

Posted On: October 10, 2021

Stormwater runoff is a significant environmental and health concern. As it flows across roads, parking lots, and industrial sites, stormwater picks up pollutants like hydrocarbons, heavy metals, and suspended solids, which can harm human health and ecosystems. Regulations on stormwater quality are increasingly stringent, making compliance more complex for property managers, municipalities, and developers. Fortunately, the Contech StormFilter® offers a highly effective filtration system to meet and often exceed regulatory standards.

Contech StormFilters

What is the Contech StormFilter?

The Contech StormFilter is an underground stormwater treatment device that removes pollutants from stormwater runoff. The StormFilter system uses replaceable filter cartridges that capture specific contaminants or address a broad range of pollutants. This flexible and customizable solution makes it ideal for applications where targeted pollution control or maximum filtration efficiency is needed.

How Does the Contech StormFilter Work?

The Contech StormFilter operates through a four-step process:

  1. Filtration: As stormwater flows into the system, it passes through specialized filter media, filling the cartridge’s central tube. A one-way valve expels air as the water accumulates.
  2. Float Activation: When water reaches the top of the float, it activates, and filtered water exits the cartridge through a siphon system.
  3. Sediment Release: After the storm, as water stops entering, the system lowers until it reaches the scrubbing regulators at the bottom.
  4. Air Bubble Agitation: Air flows through the regulators to break the siphon, creating bubbles that agitate and release accumulated sediment to settle on the floor of the chamber.

The Contech StormFilter’s design flexibility, minimal maintenance, and proven efficacy make it a reliable choice for stormwater management, with over 20 years of successful applications.

Applications of the Contech StormFilter

The Contech StormFilter is ideal for various stormwater treatment applications:

  • High-Volume Systems: With scalable design, the StormFilter is suited for high-volume detention and treatment projects.
  • Low-Impact Development (LID): For LID, the system can be decentralized for efficient filtration near runoff sources.
  • Industrial Settings: Durable and robust, the StormFilter manages complex pollutants, making it a reliable option for industrial stormwater treatment.

Choose iSTORMWATER for Contech StormFilter Installation & Maintenance

If you’re looking to install a Contech StormFilter system or need expert maintenance on an existing one, iSTORMWATER serves Maryland, Virginia, Washington, DC, and beyond. With over 20 years of industry experience, we deliver effective stormwater treatment solutions with reliable service for inspections, repairs, maintenance, and system upgrades.

Contact us to learn more about stormwater treatment options or explore our stormwater management services on our website. Our team is dedicated to providing sustainable, effective solutions backed by our comprehensive guarantee.

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Real Results

iStormwater LLC was an excellent choice. They made the process of the Stormwater pond repairs seamless. They took charge of the project and got the project approved and passing the inspection. We highly recommend them and would use them again.

Lyonswood HOA

Incredible stormwater management service. The owner John consulted on a property I manage and ended up saving us thousands of dollars in environmental fees from the government. Now, our property is compliant with the EPA and we have a great partner to keep us maintained on stormwater regulations over time.

Kelly E.

So helpful with all of my water issues.

Kel R.

Great communication and leadership and a family friendly atmosphere. Thank you John!

Brian D.
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