GLOSS Station Handbook
Station information sheet
| General | |
| GLOSS number | 100 |
| Station name | Sand Point, AK |
| Country | U.S.A. |
| Time zone | 135W, GMT - 9hrs |
| Latitude (+ve N) | 55.33333 |
| Longitude (+ve E) | -160.5 |
| Ocean | Pacific |
| Observation period(s) | 1972-, being upgraded 2007 |
| 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 | Yes |
| Bubbler | Yes |
| Acoustic | Yes |
| Radar | No |
| Data | |
| Digital data | Yes |
| Data acquisition rate | 6 minute intervals |
| Fast delivery data at UHSLC |   |
| High frequency data at UHSLC |  |
| Data held at national organisation | Yes |
| Real-time data available | Yes |
| Real-time data transmitted to GLOSS Fast Centre |  |
| Benchmarks | |
| Tide gauge benchmarks | US C&GS tidal benchmark survey disk stamped '5 1943' set in a boulder near the Trident Seafood Corporation machine shop at Sand Point, Popof Island, AK. |
| Benchmark relationships | TGBM = 18.15 feet above mean lower low water (1960-1978 epoch) TGBM = 14.32 feet above mean sea level (1960-1978 epoch) TGBM = 11.67 feet above mean high water (1960-1978 epoch) |
| Auxiliary benchmarks | 3 1943 9450 L 1982 NO 6 1950 'Standard Disc' 9450 K 1982 NO 7 1950 NO 8 1953 NO 9 1954 Site inspection 1993 states 'all levels agree with history' |
| Data at PSMSL | |
| Annual MSL (RLR) data | |
| Annual MSL (RLR) plot | |
| MSL method | Simple average of all daily values |
| PSMSL code | 1634 |
| Other relevant codes | UHSLC 574 |
| Additional information | |
| Other relevant information | Intermittent observations at this site: 1913, 1943, 1950-1955, 1964 |
| Last updated | 2002-12-11 |
