<a href="https://www.usgs.gov/centers/alaska-science-center/science/usgs-alaska-streamgage-datum-north-american-vertical-datum">USGS Alaska Streamgage Datum to North American Vertical Datum of 1988 Conversion Table</a>
Important Legacy real-time page
Available data
Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories Continuous data
2 data types available - data from 1989-10-01 to 2026-08-02
Daily data
1 data types available - data from 1973-05-01 to 2026-07-31
Field measurements
3 data types available - data from 1973-06-18 to 2026-07-28
Discrete sample data
74 Observed properties (data types) available - with data from 1974-06-12 to 1994-04-07
62 Sampling activities
Statistical tables for select daily data types
1 data types available - data from 1973-05-01 to 2026-07-31
Monitoring locations with continuous data in last 120 days
No locations found
