Ashuelot River (South Branch) Upstream of MRHS

Return to all sites | Nearby Sites | Return to search


Swanzey , NH
Longitude/Latitude: -72.2747 / 42.8725

Upstream of Monadnock Region High School. Monitored for E.coli monthly June through September.  Other parameters May through September: DO, turbidity, pH, temperature, specific conductance, chloride.  In conjunction with NH Volunteer River Assessment Program.

Is It Clean?

Sample DateStatusCFU/100mlWet Weather
2021-09-14Grey Historical data184Y
2021-08-17Grey Historical data81N
2021-07-26Grey Historical data137Y
2021-06-22Grey Historical data88N
2020-09-15Grey Historical data73N


If it has not rained in the past 1-2 days, this site is Usually 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?

Take Nature Trail at end closest to the school & proceed east to where trail abuts the South Branch.

This Site Is Monitored By:

This Site Is Sponsored By: