Data and Station Information for ADAK SWEEPER COVE

Station Information

Station ID:	487
Latitude:	51.863333
Longitude:	-176.631667
GLOSS ID:	302
Coastline code:	820
Station code:	11
Country:	UNITED STATES
Time span of data:	1943 – 2023
Completeness (%):	92
Date of last update:	10 Jan 2024

Green Arrow:	Current Station
Yellow Marker:	Neighbouring RLR Station
Red Marker:	Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Tide Gauge Data

Plot of monthly mean sea level data at ADAK SWEEPER COVE.

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at ADAK SWEEPER COVE.

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution. NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: AB21
Nearby Real Time Stations from VLIZ: adak, adak2
Fast Delivery Data from UHSLC station 40: hourly and daily
Research Quality Data from UHSLC station 40: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Adak 820/011 RLR(1985) is 12.2m below BM 18

Documentation added 1993-07-12

Apparent shifts at data gaps in the late 1950s and early 1960s.

Documentation added 2011-11-23

Using information from the NOAA website the RLR diagram was revised. Primary benchmark is still 18 1957 - named NO 18 1957 on the NOAA website 6.7m above gauge datum.

Data Authority

N.O.A.A. / N.O.S.
N/oes33, Ssmc4, Room 6531
1305 East-West Highway
Silver Spring,
MD 20910

Data

Data Notes

Extracted from Database

ADAK SWEEPER COVE