GLOSS Station Handbook – St John's, Newfoundland

The GLOSS Station Handbook is currently being re-designed and upgraded.

Until a new version is available, the tide gauge station list below from the last version of the Handbook provides links to further details about each tide gauge in the GLOSS Core Network. Click column headings to sort the station list table. Click the GLOSS number buttons to view the station information.

Station information

General
Gloss number	223
Station name	St John's, Newfoundland
Country	Canada
Time zone	052.5W, GMT - 3.5hrs
Latitude (+ve N)	47.56666
Longitude (+ve E)	-52.71666
Ocean	Atlantic
Observation periods	1925, 1935-
Responsible country	Canada
Authority responsible for tide gauge	Dept. of Fisheries and Oceans, CHS Maritimes, Bedford Institute of Oceanography, P.O. Box 1006, Dartmouth, NS, B2Y 4A2, Canada
GLOSS contact	Canada
Committed to GLOSS	Yes
Operational	Yes
Location map
Instrumentation
Float	Yes
Pressure	No
Bubbler	Yes
Acoustic	No
Radar	No
Data
Digital data	Yes
Data acquisition rate	Continuous graph and 15 minute intervals, sampled hourly.
Fast delivery data at UHSLC	Data 276 File format
High frequency data at BODC	Data 223 Document 34131
High frequency data at UHSLC	Data 276a Data 276b Document 276a Document 276b File format
Real-time data available	Yes
Additional parameters (real-time)	None
Benchmarks
Tide gauge benchmark	90F9000 A CHS tablet set vertically in the base of a concrete colonnade at the NE corner of the building of the Harvey Oil office. The building has a brick north face. The tablet is set into the top of the base 0.3m above the asphalt drive.
Benchmark relationships	1957 BM75K elevation 7.276m above Chart Datum (also see below) 1958-1959 BM HS elevation 7.276m above Chart Datum 1960-1979 BM77K elevation 3.602m above Chart Datum 1980-1987 BM77K elevation 3.602m above Chart Datum
Auxiliary benchmarks	77K A GSC tablet set horizontally in the Canadian National Railway Station west wall, 1m north of the main entrance and 0.9m below a window. 87F9000 A CHS tablet set horizontally in the NE corner pillar of the auxiliary electrical building of the MOT complex. Tablet 0.58m above concrete base & 0.18m west of the corner of the bldg. Elevation is 3.562m above Chart Datum.
Data at PSMSL
Annual MSL (RLR) data	RLR 393
Annual MSL (RLR) plot
MSL method	Mean of hourly heights
PSMSL code	393
Other relevant codes	UHSLC 276
Additional information
Other relevant information	1925-1937 Admiralty BM elevation 30.48m (Admiralty assumed datum) 1955-1956 BM76K elevation 7.154m above Chart Datum review pending Auxiliary Benchmarks continued: 87F9001 A CHS tablet set vertically in a concrete guard post located on the west side of the 3rd loading door on the north side of the main depot bldg.Data available at http://www.waterlevels.gc.ca, http://www.meds-sdmm.dfo-mpo.gc.ca/meds/Databases/TWL/TWL_inventory_e.htm and http://www.meds-sdmm.dfo-mpo.gc.ca/meds/prog_nat/benchmark/public/default_e.as
Nearest Met. station	St. John's Weather Service
Last updated	10 November 1997