USGS Surface Water for Pennsylvania: Peak Streamflow

USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources

Data Category:
Geographic Area:

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.

Peak Streamflow for Pennsylvania

Click to hide state-specific text

Webcams are available at the following streamgages in Pennsylvania: 01465500 | 01473000 | 01474500 | 01480870 | 01481000 | 01531500 | 01553500 | 03020500 | 03025500
Sign up for custom Water Alerts by text or email.

[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.

**Output formats**
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1928	1928-07-14	12.10³	36,400
1929	1929-02-26	12.10	36,400
1930	1929-10-02	10.26	41,200
1931	1931-07-15	10.40	42,000
1932	1932-03-28	8.83	33,200
1933	1933-03-22	10.20	41,000
1984	1983-12-14	62.94³	42,700
1985	1985-09-27	62.52³	40,500
1986	1986-03-15	57.48³	20,100
1987	1987-09-09	61.45³	35,800
1988	1988-05-20	59.90³	27,900
1989	1989-05-06	60.74³	30,300
1990	1990-05-30	60.41³	29,200
1991	1990-12-05	55.81³	15,500
1992	1992-03-28	55.46³	14,600
1993	1993-03-24	60.88³	30,800
2002	2002-05-14	13.08³	31,900
2003	2003-06-21	16.28	56,100
2004	2004-09-18	16.00	54,300
2005	2005-04-03	16.04	54,600
2006	2006-06-28	19.13	78,400
2007	2007-04-15	15.11	47,800
2008	2008-02-13	13.80	37,800
2009	2008-12-12	14.12	40,200
2010	2010-03-13	13.60	36,300
2011	2011-08-28	19.76	81,400
2012	2011-11-23	14.15	37,300
2013	2013-01-31	13.99	36,200
2014	2014-05-01	20.81	90,400
2015	2015-03-14	12.19	23,900
2016	2016-02-25	14.12	37,100
2017	2017-04-01	12.58	26,500
2018	2018-08-13	15.10	44,200
2019	2019-07-12	16.49	54,800
2020	2020-08-05	20.58	88,400
2021	2021-09-02	26.88	119,000
2022	2022-04-08	13.66	34,200
2023	2023-07-10	12.84	27,700

USGS 01473500 Schuylkill River at Norristown, PA