About Us
Our Story
Our Team
Strategic Plan
Careers
Partnerships
Our Financials
Our Work
River Science
Ecological Restoration & Climate Resiliency
Advocacy
Education
Rivers Report Card
Resource Library
Our Rivers
Our Watershed
Threats
River Facts
Wild & Scenic
Get Involved
Ways To Give
Donate
Become a Member
Volunteer Opportunities
Volunteer Portal
Action Alerts
Shop
News & Events
In the News
Press
Events Calendar
River Log
Photography
Social
Recreation
Now That’s Paddling
River Maps
About Us
Our Story
Our Team
Strategic Plan
Careers
Partnerships
Our Financials
~30%
of the SuAsCo rivers watershed is wetlands, crucial for wildlife habitat and water quality
Our Work
River Science
Ecological Restoration & Climate Resiliency
Advocacy
Education
Rivers Report Card
Resource Library
~30%
of water samples in the SuAsCo rivers watershed contain PFAS, leading to increased monitoring and remediation by local authorities and environmental groups
Our Rivers
Our Watershed
Threats
River Facts
Wild & Scenic
~70%
of dams in the SuAsCo watershed are over a century old, requiring extensive upkeep and presenting obstacles to river restoration and fish passage
Get Involved
Ways To Give
Donate
Become a Member
Volunteer Opportunities
Volunteer Portal
Action Alerts
Shop
>40%
of the land within the watershed is publicly accessible, offering recreational opportunities such as hiking, boating, and birdwatching to the community
News & Events
In the News
Press
Events Calendar
River Log
Photography
Social
~15%
of the land in the SuAsCo rivers watershed is covered by impervious surfaces such as roads, rooftops, and parking lots. This contributes to stormwater runoff and water pollution issues
Recreation
Now That’s Paddling
River Maps
>40%
of the land within the Sudbury, Assabet, and Concord rivers watershed is publicly accessible, providing endless opportunities for paddling, hiking, and wildlife exploration.
Sign Up for Otter News
Sign up below to receive the latest news, action alerts, and updates on OARS events and activities.
Name
(Required)
First
Last
Address
Town/City
State
Alabama
Alaska
American Samoa
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Guam
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Northern Mariana Islands
Ohio
Oklahoma
Oregon
Pennsylvania
Puerto Rico
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
U.S. Virgin Islands
Vermont
Virginia
Washington
West Virginia
Wisconsin
Wyoming
Armed Forces Americas
Armed Forces Europe
Armed Forces Pacific
Email
(Required)
Enter Email
Confirm Email
CAPTCHA
