Newburyport Lab - Shellfish Purification Plant

84 82nd Street
Plum Island Point
Newburyport, MA 01950-4323
Tel: (978) 465-3553
     (617) 727-3036
Fax: (978) 465-5947
Hours: Variable schedule due to tides and rainfall. Please call for current daily hours.
No Permits Issued At This Location


  • Depuration of soft-shell clams
  • Laboratory activities: perform water and shellfish tests as it relates to depuration process.


From US95 (north or south), use Exit 57. At the top of the ramp take MA-113 East/Storey Ave toward Newburyport. Continue on MA-113 East/High Street/MA-1A approximately 3.9 miles through Newburyport into Newbury. Go past the Newbury Town Hall to the next full set of stop lights. Turn left onto Rolf's Lane. At the end of Rolf's Lane/Ocean Ave, turn right onto the Plum Island Turnpike. Continue to follow Plum Island Turnpike for approximately 2 miles. Once onto Plum Island continue straight past Surfland Bait & Tackle and follow Nothern Boulevard to the left for approximately 1.2 miles. At the lighthouse, go right, into a large parking lot. The Shellfish Purification Plant (shingled with white trim) is on the left. The Division of Marine Fisheries sign is on the building over the loading dock.