GLOSS Station Handbook

Station information sheet

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General                                  
GLOSS number287
Station name

Hilo, Hawaiian Is.

CountryU.S.A.
Time zone150W, GMT - 10hrs
Latitude (+ve N)19.73333
Longitude (+ve E)-155.06666
OceanPacific
Observation period(s)1946-
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
OperationalYes
Location mapView location map for GLOSS station Hilo, Hawaiian Is.
Instrumentation 
FloatYes
PressureNo
BubblerYes
AcousticYes
RadarNo
Data
Digital dataYes
Additional parametersSurface temperature, density
Data acquisition rateDigital gauge: 6 minute interval (after 1976) Analog gauge: hourly heights (before 1976)
Fast delivery data at UHSLCDownload h060.dat from UHSLC   Format documentation for UHSLC data
High frequency data at BODCDownload g287.zip from BODC   View Hilo, Hawaiian Is. site history   View BODC document #83902  
High frequency data at UHSLCDownload h060a.zip from UHSLC   Download documentation qa060a.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)Surface temperature, density
Benchmarks 
Tide gauge benchmarksBenchmark 4(1951) is the primary benchmark (PBM) stamped 'NO 4 1951' set in top of east corner of northern-most concrete foundation which rests on solid rock for elevated water tank on Port of Hilo property.
Benchmark relationshipsTGBM is 15.30ft above Tide Gauge Zero (Station Datum) NOAA Chart Datum (MLLW) is 3.69ft above Station Datum Mean Sea Level (1960-1978) is 4.86ft above Station Datum
Auxiliary benchmarks10 additional benchmarks are levelled to the TGBM and the Tide Station on a yearly basis (BM E2, BM Pier 3, BM F, BM 5, BM A, BM B, BM C, BM G, BM Lyman, BM Lyman NO 2)
Data at PSMSL 
Annual MSL (RLR) dataDownload annual MSL (RLR) data for Hilo, Hawaiian Is.
Annual MSL (RLR) plotView annual MSL (RLR) plot for Hilo, Hawaiian Is.
PSMSL code300
Other relevant codesUHSLC 060
Additional information 
Last updated1993-12-05
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