Triple-I Blog | Milwaukee District Eyes Expanding Nature-Based Flood-Mitigation Plan

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The Milwaukee Metropolitan Sewerage District (MMSD) is mitigating flood dangers utilizing reforestation, wetlands restoration, and different nature-based options. MMSD has developed a roadmap for scaling up the challenge. Triple-I – in an evaluation requested by the district – has decided such an effort would enhance resilience throughout all of the metrics it thought of.

In a latest report – A Blueprint to Scale Up Urban Reforestation and Wetland Restoration in Underserved Communities Across the Greater Milwaukee Area – MMSD outlines its plan for the following decade, which incorporates:

  • Planting 6 million bushes;
  • Restoring 4,000 acres of wetlands;
  • Capturing an estimated 350 million gallons of stormwater with bushes; and
  • Storing as much as an estimated 1.5 million gallons of floodwater in each acre of wetland.

The report included Triple-I’s evaluation, primarily based on its Community Resilience Ratings’ quantitative methodology.  Triple-I additionally careworn the advantages of community-based disaster insurance coverage applications incorporating parametric insurance coverage – insurance policies that pay out a set greenback quantity, irrespective of the property injury incurred – for mitigating flood dangers.

“Community-based programs can incorporate a combination of parametric insurance and traditional indemnity coverage,” the report said. “Unlike indemnity insurance, parametric structures cover risks without the complications of sending adjusters to assess damage after an event. Instead of paying for damage that has occurred, parametric insurance pays out if certain agreed-upon conditions are met. If coverage is triggered, a payment is made.”

MMSD serves 28 communities within the Greater Milwaukee space and has already dedicated substantial sources to reforestation, wetlands restoration, and different nature-based options, together with inexperienced stormwater infrastructure initiatives.

“This commitment has positioned MMSD to build upon its past work to implement integrated nature-based solutions for stormwater management on a large scale,” the report says. “To keep up with growing flood risk, MMSD has committed to investing $294 million in watercourse and flood management projects over the next ten years…. This is a substantial increase and will likely require MMSD to find new ways to generate funding to pay for these projects.”

The report outlines avenues that embody federal and state funding sources, in addition to public-private partnerships and devices like environmental influence bonds (EIB) that may assist cities pay for modern initiatives the place conventional sources of financing could also be tougher to entry. EIBs use personal capital for investments in environmental initiatives and are repaid primarily based on the challenge’s success in reaching its targets.

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