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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

3 data types available - data from 1989-10-01 to 2026-08-17

Daily data

3 data types available - data from 1931-03-01 to 2026-08-16

Field measurements

2 data types available - data from 1942-03-17 to 2026-07-20

Discrete sample data

44 Observed properties (data types) available - with data from 1967-03-29 to 2005-09-12
24 Sampling activities

Peak measurements

2 data types available - with data from 1931-03-31 to 2025-04-03

Statistical tables for select daily data types

3 data types available - data from 1931-03-01 to 2026-08-16

Monitoring locations with continuous data in last 120 days

No locations found