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Applying the Clean Water Act Section 404 Ditch Maintenance Exemption in Hampton Virginia

Under the Clean Water Act, Section 404(f)(1), certain specified activities that involve dredge and fill are exempt from permitting requirements. One of these specified exempt activities is “Maintenance (but not construction) of drainage ditches”. A “drainage ditch” is defined in 2020 joint Environmental Protection Agency Army Corps of Engineers memo as “a ditch where increasing […]

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Proactive Data Collection for Flood Warning

As water managers and engineers, it’s important to understand our watersheds, urban landscapes, and their response to extreme events like heavy precipitation and rising surface water levels. Of the numerous tools at our disposal, there are many benefits to a flood warning system, including knowing in time where flooding issues could occur, enabling reactive action, […]