USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

Latitude 37°18'50.6",   Longitude 79°55'56.8"   NAD83

Roanoke City, Virginia, Hydrologic Unit 03010101

Drainage area: 62.6 square miles

Datum of gage: 955.0 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2019-09-12	2024-10-08
Daily Data
Temperature, water, degrees Celsius	2019-09-13	2024-10-08	7394
Discharge, cubic feet per second	2019-09-13	2024-10-07	1852
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2019-09-13	2024-10-07	7302
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-02-05	2024-10-08	6809
pH, water, unfiltered, field, standard units	2019-09-13	2024-10-08	3630
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2019-09-13	2024-10-07	5439
Daily Statistics
Temperature, water, degrees Celsius	2019-09-13	2024-10-07	1846
Discharge, cubic feet per second	2019-09-13	2024-10-07	1852
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2019-09-13	2024-10-07	1819
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-02-05	2024-10-07	1699
Monthly Statistics
Temperature, water, degrees Celsius	2019-09	2024-10
Discharge, cubic feet per second	2019-09	2024-10
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2019-09	2024-10
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-02	2024-10
Annual Statistics
Temperature, water, degrees Celsius	2019	2025
Discharge, cubic feet per second	2019	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2019	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2020	2025
Peak streamflow	2020-06-17	2024-09-27	5
Field measurements	2019-09-12	2024-10-08	38
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2019-10-31	2024-02-27	76
Water-Year Summary	2019	2025	7
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS Virginia Water Science Center

Email questions about this site to Virginia Water Science Center Water-Data Inquiries