Top Discharges

Streamgauges reporting the most discharge on the Shawsheen River



10 Day Trend

Discharge comparison for the highest gauges over the past 10 days



Expected Streamflow Ranges

Streamflow discharge range for this time of year

The Shawsheen River is a 26.7-mile-long (43.0 km) tributary of the Merrimack River in northeast Massachusetts. The name has had various spellings. According to Bailey's history of Andover, the spelling Shawshin was the most common in the old records, although Shawshine, Shashin, Shashine, Shashene, Shawshene, and later, Shawsheen, are found. The name, says Bailey, is said to mean "Great Spring".The river runs generally northward through the towns of Bedford, Billerica, Wilmington, Tewksbury, Andover, and Lawrence, where it joins the Merrimack. Like its parent, the river has played an important role in the development of the area, including industrial development, with ... Source: Wikipedia