NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Verified Hourly Height Water Level
1989-05-25 18:001989-10-25 15:00
Verified High/Low Water Level
1989-05-25 20:421989-10-25 19:36
Verified Monthly Mean Water Level
1989-06-01 00:001989-09-30 23:54

Products available at 8440452 PLUM ISLAND, MERRIMACK RIVER ENTRANCE, MA

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services