GLOSS Station Handbook
Station information sheet
General | |
GLOSS number | 287 |
Station name | Hilo, Hawaiian Is. |
Country | U.S.A. |
Time zone | 150W, GMT - 10hrs |
Latitude (+ve N) | 19.73333 |
Longitude (+ve E) | -155.06666 |
Ocean | Pacific |
Observation period(s) | 1946- |
Responsible country | U.S.A. |
Authority responsible for tide gauge | NOAA, National Ocean Service, 1305 East-West Highway, Silver Spring, MD 20910-3281, USA |
GLOSS contact | USA |
Committed to GLOSS | Yes |
Operational | Yes |
Location map | ![]() |
Instrumentation | |
Float | Yes |
Pressure | No |
Bubbler | Yes |
Acoustic | Yes |
Radar | No |
Data | |
Digital data | Yes |
Additional parameters | Surface temperature, density |
Data acquisition rate | Digital gauge: 6 minute interval (after 1976) Analog gauge: hourly heights (before 1976) |
Fast delivery data at UHSLC | ![]() ![]() |
High frequency data at BODC | ![]() ![]() ![]() |
High frequency data at UHSLC | ![]() ![]() ![]() |
Data held at national organisation | Yes |
Real-time data available | Yes |
Real-time data transmitted to GLOSS Fast Centre | ![]() |
Additional parameters (real-time) | Surface temperature, density |
Benchmarks | |
Tide gauge benchmarks | Benchmark 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 relationships | TGBM 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 benchmarks | 10 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) data | ![]() |
Annual MSL (RLR) plot | ![]() |
PSMSL code | 300 |
Other relevant codes | UHSLC 060 |
Additional information | |
Last updated | 1993-12-05 |