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Stormwater Compliance Tips for Shopping & Retail Centers

Posted On: June 13, 2025

As commercial hubs with large impervious surfaces, shopping centers and retail plazas play a critical role in stormwater management. From sprawling parking lots to expansive rooftops, these properties contribute significant runoff during rain events – and with that runoff comes the responsibility to comply with local, state, and federal stormwater regulations. In this post, we’ll…

How Sand Filters Improve Stormwater Quality

Posted On: June 4, 2025

When it comes to controlling stormwater runoff and protecting local waterways, sand filters are one of the most dependable – and underappreciated – solutions available. While they may not get the spotlight like rain gardens or green roofs, sand filters quietly and effectively remove pollutants from runoff in commercial, industrial, and urban settings. In this…

Green Stormwater Infrastructure (GSI) Explained

Posted On: May 27, 2025

As cities grow and impervious surfaces expand, managing stormwater runoff becomes increasingly critical. Traditional “gray” infrastructure – like concrete pipes and underground detention systems – can only do so much. Enter green infrastructure and its more targeted counterpart, green stormwater infrastructure (GSI): sustainable, cost-effective approaches that work with nature to manage stormwater, reduce flooding, and…

Managing Stormwater on Hospital & Healthcare Campuses

Posted On: May 15, 2025

Hospitals and healthcare campuses in the Mid-Atlantic region – especially in Maryland, Washington, DC, Northern Virginia, and Delaware – face unique challenges when it comes to stormwater management. These critical facilities often span large impervious surfaces like rooftops, parking lots, and roadways, making them vulnerable to flooding, erosion, and runoff pollution. As stormwater regulations tighten…

The Future of Stormwater Management: Smart Technologies & Sustainable Solutions

Posted On: May 6, 2025

As climate change intensifies and urban development accelerates, traditional stormwater systems are being pushed beyond their limits. The future of stormwater management lies in a combination of smart technologies and sustainable solutions that protect the environment, support public health, and meet regulatory demands. In this blog post, we’ll explore how advanced technologies and green infrastructure…

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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.
Tree Box Filters: Big Stormwater Impact in Small Urban Spaces
Posted On:August 18, 2025

In dense urban environments where space is limited but stormwater challenges are significant, tree box filters have emerged as one of the most efficient low-footprint...

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