Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Scheduled Maintenance Notice
    USGS will be performing maintenance on WDFN webpages beginning Tuesday, May 12.
    If you cannot access the page you are intending or are unexpectedly redirected to a different page, please reach out to wdfn@usgs.gov for assistance.

  • Explore the USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
! This page is undergoing modernization with expected decommissioning as key features are added to the modernized pages.
Learn more about our modernization plans to find out which options will suit you best. Next Generation Monitoring Location Page is available now.
A beta version of the My Favorites page is available in WDFN. Try it out and tell us what you think at wdfn@usgs.gov

USGS 03432100 HARPETH RIVER AT MCDANIEL, TN

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
This site is operated in cooperation with the:

Harpeth River Watershed Association
HRWA logo

and

Tennessee Wildlife Resources Agency
TWRA logo

Boating safety tips
> WaterNow – get the latest gage data from your mobile phone or email.
> Rating Information
This station managed by the Nashville Field Office.

Available Parameters Available Period
  
2008-10-01  2026-05-27
2007-10-01  2013-05-06
2007-10-01  2026-05-27
2026-01-27  2026-05-27
2008-10-01  2026-05-27
2014-08-15  2026-05-27
2024-12-05  2026-05-27
2007-10-01  2012-09-30
2024-12-05  2026-05-27
2025-01-27  2026-05-27







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 23.6 05-27-2026   18:30 CDT
Graph of Temperature, water, degrees Celsius

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Precipitation, total, inches
 
-- Data temporarily unavailable for the time period specified --

Discharge, cubic feet per second
Most recent instantaneous value: 22.5 05-27-2026   18:30 CDT
Graph of Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |

Daily discharge, cubic feet per second -- statistics for May 27 based on 6 water years of record more
Min
(2007)		 25th
percen-
tile		 Mean Median 75th
percen-
tile		 Most Recent
Instantaneous
Value May 27		 Max
(2009)
2.44 2.7 11 12 17 22.5 23.4

Gage height, feet
Most recent instantaneous value: 1.55 05-27-2026   18:30 CDT
Graph of Gage height, feet

Add up to 2 more sites and replot for "Gage height, feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 425 05-27-2026   18:30 CDT
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 7.8 05-27-2026   18:30 CDT
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

Add up to 2 more sites and replot for "Dissolved oxygen, water, unfiltered, milligrams per liter"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.9 05-27-2026   18:30 CDT
Graph of pH, water, unfiltered, field, standard units

Add up to 2 more sites and replot for "pH, water, unfiltered, field, standard units"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), 1, [YSI Environmental, sensor 6136]
 
-- Data temporarily unavailable for the time period specified --

Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [Insitu AquaTroll]
Most recent instantaneous value: 13.8 05-27-2026   18:30 CDT
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [Insitu AquaTroll]

Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [Insitu AquaTroll]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 1.3 05-27-2026   18:30 CDT
Graph of Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen

Add up to 2 more sites and replot for "Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |