SEA LEVEL STATION MONITORING FACILITY
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Station metadata
Code paak
Country USA
Location Port_Alexander_AK
Status Operational
Added to the system 2006-06-07 04:30:00
Local Contact National Ocean Service-NOAA ( USA )
Long-term MSL data
Latitude 56.2467
Longitude -134.6467
Connection GTS message
GTS message type SXXX03
GTS station code 3360C394
Transmit interval (min) 6
Transmit lag UTC (sec) 0
Ave. transmit delay (min) 5
Messages received (24h) 223
Messages expected (24h) 240
Sensor 1
Type of sensorpwl (primary water level)
Sampling rate (min)1
    GTS format
Units of measurem
First value3
Samples6
Reversed orderyes
    Performance statistics
Last data measured at2024-11-23 14:05:00
Last data received at2024-11-23 14:10:01
Measurements received in 24h1344
Measurements expected1440
Performance ratio93%
Sensor 2
Type of sensorbwl (backup water level)
Sampling rate (min)1
    GTS format
Units of measurem
First value3
Samples6
Reversed orderno
    Performance statistics
Last data measured at
Last data received at
Measurements received in 24h0
Measurements expected1440
Performance ratio0%
Period SignalsData

12h
day
7 days
30 days
 pwl (primary water level)
bwl (backup water level)
Remove outliers
Remove spikes 		Relative levels = signal - median over selected period
Absolute levels = as received
Offset signals = relative levels + offset
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