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
3 data types available - data from 1996-10-01 to 2026-10-14
Daily data
1 data types available - data from 1909-05-07 to 2026-10-12
Field measurements
2 data types available - data from 1945-02-16 to 2026-08-04
Discrete sample data
43 Observed properties (data types) available - data from 1942-07-08 to 1986-06-10
266 Sampling activities
Peak measurements
2 data types available - data from 1888-07-10 to 2025-05-31
Statistical tables for select daily data types
1 data types available - data from 1909-05-07 to 2026-10-12
Available location images
Big Sandy Creek at Rockville
Timed trail camera pointed at section control.
View more imagery information for Big Sandy Creek at RockvilleMonitoring locations with continuous data in last 120 days
No locations found


