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

Page Loading - Please Wait...

Click to hideNews Bulletins
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
  • Full News RSS icon
  • USGS has scheduled planned maintenance to our IT infrastructure, starting Tuesday, June 28, 2022, from 8:00-10:00am Eastern Daylight Time (EDT). During the maintenance period, there will be a short interruption in the availability of the most recent time-series data. Any backlog will be made available following conclusion of the scheduled maintenance.
Click to hide state-specific text

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


Click to hidestation-specific text


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 Period of Record
2018-10-01  2022-06-27
1964-10-01  2022-06-27
2018-10-01  2022-06-27
2018-10-01  2022-06-27
2018-10-01  2022-06-27
2018-10-01  2022-06-27
1965-10-01  1966-09-27
1965-10-01  1966-09-27


  -- or --



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

Discharge, cubic feet per second

Graph of DAILY Discharge, cubic feet per second

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


Create presentation-quality graph.