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 | 760/061 |
| Other relevant codes | UHSLC 060 |
| Additional information | |
| Last updated | 1993-12-05 |
Related BODC pages
| Sea level portal | World Ocean Circulation Experiment (WOCE) — Sea level | |
| UK Tide Gauge Network | Climate Variability and Predictability (CLIVAR) | |
| GLOSS project page |
Related external links
| Global Sea Level Observing System (GLOSS) | Permanent Service for Mean Sea Level (PSMSL) | |
| University of Hawai`i Sea Level Centre (UHSLC) | World Ocean Circulation Experiment (WOCE) |
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