


Middletown , CT
Longitude/Latitude: -72.644054 / 41.559874
This site is located on the mainstem of the Connecticut River as part of the Riverfront Park in Middletown, CT. Riverfront Park was opened in 1979 following nearly a century of maritime and commerce along the Connecticut River in Middletown. The sampling is done at the end of the dock at Riverfront Park. Sampling is taken by volunteers with the Connecticut River Conservancy and the analysis is done by the local USGS agency.
Is It Clean?
Sample Date | Status | CFU/100ml | Wet Weather |
---|---|---|---|
2025-07-23 | ![]() | 44.3 | N |
2025-07-16 | ![]() | 488.4 | Y |
2025-07-16 | ![]() | 387.3 | Y |
2025-07-09 | ![]() | 42.8 | Y |
2025-07-02 | ![]() | 101.9 | Y |
If it has not rained in the past 1-2 days, this site is Sometimes clean for swimming and Usually clean for boating.
If it has rained in the past 1-2 days, this site is Sometimes clean for swimming and Usually clean for boating.
How Do I Get There?
From Hartford, take I-91 South to Exit 22S to merge onto CT-9 South. Take Exit 14 for deKoven Drive toward Harbor Area. Turn left onto DeKoven Drive, turn left onto Union Street, and turn left onto Harbor Drive.
This Site Is Monitored By:

Connecticut River Conservancy
http://www.ctriver.org/