Protect it. Pass it on.

Collaborating to Improve Water Quality and Habitat in Our Urban Watershed

COVID-19 Update

Due to the ongoing Coronavirus Disease 2019 (COVID-19) pandemic, the MWMO has implemented a number of operational changes. These temporary changes are designed to protect the health and safety of our employees, partners and the public.

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Find Your Watershed

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The MWMO cannot guarantee 100-percent accuracy for all watershed boundaries. Please double-check with local watershed authorities if you fall outside of the MWMO watershed area.

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Watershed & Stormwater Basics

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Watershed Management Plan Update

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Featured Project

Northeast Stormwater Management Initiative

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Staff

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Latest News

A worker burning a pile of buckthorn branches.
February 11, 2021

MWMO Newsletter – February 2021 – Project Updates, Smart Salting Tips, Grant Application Deadlines and More

GovDelivery

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A worker adds buckthorn to a burn pile.
February 11, 2021

Invasive Species Removal, Controlled Burns Wrap Up at Columbia Golf Course and Park

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Close-up photo of an ice chisel.
February 9, 2021

How to Mitigate Stubborn Sidewalk Ice in Extreme Cold Temperatures

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