SEA LEVEL STATION MONITORING FACILITY
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Station metadata
Code dnzh2
Country New Zealand
Location DART Tonga
Status Operational
Added to the system 2023-06-20 11:53:59
Local Contact GNS Science ( New Zealand )
Long-term MSL data
Latitude -20.0885
Longitude -171.863
Connection DART
Transmit interval (min) 360
Sensor 1
Type of sensorprt (pressure tsunami - dart)
Sampling rate (min)15
Units of measurem
    Performance statistics
Last data measured at2025-04-26 00:00:00
Last data received at2025-04-26 00:30:23
Measurements received in 24h60
Measurements expected96
Performance ratio63%
Sensor 2
Type of sensorprte (pressure tsunami event - dart)
Sampling rate (min)1
Units of measurem
    Performance statistics
Last data measured at1960-01-01 00:00:00
Last data received at1960-01-01 00:00:00
Measurements received in 24h0
Measurements expected1440
Performance ratio0%
Period SignalsData

12h
day
7 days
30 days
 prt (pressure tsunami - dart)
prte (pressure tsunami event - dart)
Remove outliers
Remove spikes 		Relative levels = signal - median over selected period
Absolute levels = as received
Offset signals = relative levels + offset
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