Important for you to know:

How are we doing? We want to hear from you. Take our quick survey to tell us what you think.
Scheduled Maintenance Notice
USGS will be performing maintenance on the time series data processing system beginning at 09:00 EDT on September 10, 2026. During this period, delivery of the latest time series data will be delayed. The maintenance is expected to finish within 2 hours, after which all backlogged time series data will be processed and delivered to WDFN web portals and APIs.

Available data

Select data types to graph from categories based on the way the data were collected.

1 data types available - data from 1986-10-01 to 2002-10-01

2 data types available - data from 1974-06-06 to 2002-09-29

2 data types available - data from 1951-10-16 to 2003-01-13

0 observed properties (data types) available

2 data types available - with data from 1975-07-16 to 2002-02-08

2 data types available - data from 1974-06-06 to 2002-09-29

Zoom out to see link to My Favorites

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	02197315	n/a
Location name	UPPER THREE RUNS AT ROAD A SAVANNAH RIVER SITE, SC	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	33.2390359057739	n/a
Decimal longitude (WGS84)	-81.7448352986962	n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Unknown or unspecified.	U
District	South Carolina	45
State	South Carolina	45
County	Aiken County	003
Country	United States of America	n/a
Altitude of gage/land surface	90 feet	n/a
Method altitude determined	Unknown.	U
Altitude accuracy	1 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Middle Savannah	03060106
Drainage basin		n/a
Date of first construction		n/a
Drainage area	203 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	EST	n/a
Site honors Daylight Saving Time	Y	n/a
National aquifer		n/a
Local aquifer		n/a
Local aquifer type		n/a
Well depth		n/a
Hole depth		n/a
Source of depth data		n/a