USGS 01475530 Cobbs Cr at U.S. Hghwy No. 1 at Philadelphia, PA

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

 


Station gage imageSTATION.--01475530 COBBS CR AT U.S. HIGHWAY 1 AT PHILADELPHIA, PA
LOCATION.--Lat 39`58'29", long 75`16'49", Philadelphia County, Hydrologic Unit 02040202, on left bank 30 ft downstream from bridge on U.S. Highway No. 1 and 50 ft upstream from unnamed tributary at west city limits of Philadelphia.
DRAINAGE AREA.--4.78 square miles.
PERIOD OF RECORD.--October 1964 to September 1981, September 2004 to current year.
GAGE.--Water-stage recorder, water-quality monitor, concrete control and crest-stage gage. Datum of gage is 121.76 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
COOPERATION.--Station established and maintained by the U.S. Geological Survey. Funding for the operation of this station is provided by the U.S. Geological Survey and the City of Philadelphia Water Department.
REMARKS.-- Calibration of water-quality instrumentation is conducted exclusively by Philadelphia Water Department personnel with USGS oversight. Erroneous or missing data, resulting from instrument malfunction, are not the responsibility of USGS.
This station managed by the PAWSC Downingtown Field Office.

Available Parameters Available Period
  
2018-10-01  2024-03-28
2005-10-01  2024-03-28
2007-10-01  2024-03-28
2018-10-01  2024-03-28
2018-10-01  2024-03-28
2018-10-01  2024-03-28
2018-10-01  2024-03-28







 (7)
 

  -- or --

 


 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 10.5 03-28-2024   11:30 EDT
Graph of  Temperature, water, degrees Celsius

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

?
 


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

See this graph on the Monitoring Location Pages




Discharge, cubic feet per second

Most recent instantaneous value: 7.19 03-28-2024   11:30 EDT
Graph of  Discharge, cubic feet per second

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

?
 


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

See this graph on the Monitoring Location Pages


Daily discharge, cubic feet per second -- statistics for Mar 28 based on 36 water years of record more
Min
(1981)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Mar 28
75th
percen-
tile
Mean Max
(2005)
2.60 4.5 5.6 7.19 8 9.6 78.9


Gage height, feet

Most recent instantaneous value: 2.71 03-28-2024   11:30 EDT
Graph of  Gage height, feet

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

?
 


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

See this graph on the Monitoring Location Pages




Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 415 03-28-2024   11:30 EDT
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"

?
 


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

See this graph on the Monitoring Location Pages




Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 11.2 03-28-2024   11:30 EDT
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"

?
 


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

See this graph on the Monitoring Location Pages




Dissolved oxygen, water, unfiltered, percent of saturation

Most recent instantaneous value: 101 03-28-2024   11:30 EDT
Graph of  Dissolved oxygen, water, unfiltered, percent of saturation

Add up to 2 more sites and replot for "Dissolved oxygen, water, unfiltered, percent of saturation"

?
 


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

See this graph on the Monitoring Location Pages




pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.5 03-28-2024   11:30 EDT
Graph of  pH, water, unfiltered, field, standard units

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

?
 


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

See this graph on the Monitoring Location Pages