Portland, ME - Station ID: 8418150

Established:Mar 04, 1910
Time Meridian:0° E
Present Installation:Sep 12, 1990
Date Removed:N/A
Water Level Max (ref MHHW):4.22 ft. Feb 07, 1978
Water Level Min (ref MLLW):-3.45 ft. Nov 30, 1955
Mean Range:9.12 ft.
Diurnal Range:9.9 ft.
Latitude43° 39.5' N
Longitude70° 14.7' W
NOAA Chart#:13292
Met Site Elevation:12.7 ft. above MSL
Today's Tides (LST/LDT)
graphical depiction of low tide
7:19 AM
12:59 AMlow 0.5 ft.
7:19 AMhigh 8.7 ft.
1:21 PMlow 1.4 ft.
7:36 PMhigh 9.2 ft.

Sensor Information

SensorSensor IDDCP#Sensor HeightStatus
Air TemperatureD117.4 ft. above site Elevation Enabled
Water TemperatureE118.1 ft. below MLLW Enabled
Tsunami WLU11N/A Enabled
Microwave WLY11N/A Enabled
For questions about disabled sensors, please contact CO-OPS User Services.


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How to reach: To reach the tidal bench marks from north bound Interstate 295 in Portland, take the Waterfront Exit (Alt. U.S. 1) to Commercial Street, then continue NE along Commercial Street for 0.3 km (0.18 mi) to the Ocean Gateway Pier and Visitor Center. The bench marks are located within 1.6 km (1 mi) radius of tide station. The tide gauge is located on a separate concrete platform off the SE end of the pier. It is accessible by a steel walkway. The station is 285 m from the locked entrance gate.

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