GLOSS Station Handbook

Station information sheet

GLOSS number108
Station name

Honolulu, Hawaiian Is.

Time zone150W, GMT - 10hrs
Latitude (+ve N)21.3
Longitude (+ve E)-157.86666
Observation period(s)1905-
Responsible countryU.S.A.
Authority responsible
for tide gauge
NOAA, National Ocean Service, 1305 East-West Highway, Silver Spring, MD 20910-3281, USA
GLOSS contactUSA
Committed to GLOSSYes
Location mapView location map for GLOSS station Honolulu, Hawaiian Is.   View location map for GLOSS station Honolulu, Hawaiian Is.
Digital dataYes
Additional parametersAir & sea surface temperature, density, barometric pressure
Data acquisition rateDigital gauge: 6 minute interval Analog gauge: hourly heights tabulated
Fast delivery data at UHSLCDownload h057.dat from UHSLC   Format documentation for UHSLC data
High frequency data at BODCDownload from BODC   View Honolulu, Hawaiian Is. site history  
High frequency data at UHSLCDownload from UHSLC   Download documentation qa057a.dmt from UHSLC   Download from UHSLC   Download documentation qa057b.dmt from UHSLC   Format documentation for UHSLC data
Data held at national organisationYes
Real-time data availableYes
Real-time data transmitted
to GLOSS Fast Centre
Real-time data plots from UHSLC
Additional parameters (real-time)Air & sea surface temperature, density, barometric pressure
Tide gauge benchmarksBenchmark 8(1913) is the primary benchmark (PBM) stamped 'BM ELV 8.06FT' set in a concrete bulkhead on the south west side of Ala Moana Boulevard across from Hawaiian Electric Company Power Plant.
Benchmark relationshipsTGBM is 12.25ft above Tide Gauge Zero (Station Datum) NOAA Chart Datum (MLLW) is 3.69ft above Station Datum Mean Sea Level (1960-1978) is 4.54ft above Station Datum
Auxiliary benchmarks11 additional benchmarks are levelled to the TGBM and the Tide Station on a yearly basis (BM 2, BM 12, BM 13, BM 14, BM B, BM C, BM 10, BM 11, BM 20, BM 21, BM A)
Data at PSMSL 
Annual MSL (RLR) dataDownload annual MSL (RLR) data for Honolulu, Hawaiian Is.
Annual MSL (RLR) plotView annual MSL (RLR) plot for Honolulu, Hawaiian Is.
PSMSL code155
Other relevant codesUHSLC 057
Additional information 
Last updated1993-12-05