Station Information

Station ID: 848
Latitude: 40.95
Longitude: -73.076667
Coastline code: 960
Station code: 138
Time span of data: 1957 – 1990
Completeness (%): 95
Date of last update: 16 Jul 1993

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: SG06

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Port Jefferson 960/138 RLR(1973) is 9.4m below BM14

Documentation added 2012-02-15

Port Jefferson is now an Historic station. Primary benchmark BM 14 on the original RLR diagram no longer exists. Last Primary benchmark is 4560 b 1981 5.243m above TGZ.

Data Authority

N.O.A.A. / N.O.S.
N/oes33, Ssmc4, Room 6531
1305 East-West Highway
Silver Spring,
MD 20910