The Stormwater Blog 

When you mention a commercial rainwater harvesting system (RWH) to an engineer, developer or owner, one of the first questions you get is “what’s the ROI?” Return on Investment and Net Present Value vary widely depending on specific project variables and there is no one correct answer.  The three largest factors impacting ROI are initial cost of the system, water utility savings, and the value of land space saved for a stormwater BMP.

These are the top 24 questions asked about Rainwater Harvesting Design after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

Where can I find local rainfall data for various areas?
What happens at the end of the life of the system?

After the first part of our four-part Rainwater Harvesting webinar series, Rainwater Harvesting as a Runoff Reduction Tool, participants had the opportunity to ask our Rainwater Harvesting experts questions.

We didn't have enough time in the hour to answer all of the questions, so we are posting them here so that they are available to all.

These were the top 3 questions asked about Rainwater Harvesting Cost.

These are the top 9 questions asked about Rainwater Harvesting Applications after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

Is there any risk with washing clothes or dishes with non-potable water?
Can cistern water be used for fire suppression?

These are the top 3 questions asked about Rainwater Harvesting System Maintenance after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

What do you do for overflow/dewatering for maintenance?

These are the top 8 questions asked about Rainwater Harvesting Treatment after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

With harvesting off of parking areas, how do you handle oil and grease?
How would the engineer develop the mechanical control panel for these systems? Is a turnkey solution provided by the product vendor?

These are the top 6 questions asked about Rainwater Harvesting Cisterns after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

How do cast-in-place concrete installations compare to precast for large applications?
Are the Steel Reinforced Polyethylene cisterns rated for potable use?

These are the top 3 questions asked about Rainwater Harvesting Regulations after Part 1 of our Rainwater Harvesting Webinar Series: Rainwater Harvesting as a Runoff Reduction tool. You'll find questions like...

Has Contech done an evaluation on the LEED points available for their various Rainwater products?
Is that information listed on their website?

A rainwater harvesting cistern is comprised of many components. Our experience is that some of these components are often overlooked, which can negatively impact water quality. Here is our list of the top five commonly missed rainwater cistern components and why they are important .

VIDEO POST
This short video explains how rainwater harvesting is a logical and feasible approach to managing stormwater runoff using example usage for a typical commercial office building.