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USGS Daily Statistics for Pennsylvania

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[!] 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.


The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 03086000 Ohio River at Sewickley, PA


Allegheny County, Pennsylvania
Hydrologic Unit Code 05030101
Latitude  40°32'57", Longitude  80°12'21" NAD27
Drainage area 19,500  square miles
Gage datum 679.57 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1933-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 48,700 46,400 57,300 61,300 41,000 28,400 20,500 15,800 12,000 14,300 21,300 36,400
2 49,500 45,300 58,600 60,700 39,900 27,400 20,200 14,500 12,100 14,700 21,800 37,100
3 50,400 46,100 57,800 63,200 40,600 28,200 19,500 14,600 11,700 15,100 22,000 36,700
4 51,900 46,500 60,900 62,600 40,900 27,800 19,300 14,800 12,000 14,900 22,500 37,400
5 52,400 46,200 67,200 65,100 40,700 29,100 17,900 14,800 12,000 14,700 24,300 38,400
6 51,000 45,900 70,300 65,200 41,000 28,200 17,900 15,700 11,700 14,200 25,400 37,900
7 48,900 46,500 71,800 63,900 42,000 26,800 17,200 15,700 12,400 13,700 24,400 38,400
8 48,400 46,400 68,300 62,500 43,400 25,100 16,500 14,500 11,900 13,500 23,800 40,800
9 46,700 44,200 66,100 62,100 43,200 23,900 16,700 14,400 12,300 13,600 23,800 41,700
10 45,100 44,000 65,500 62,600 42,600 23,900 17,000 14,200 14,300 14,600 23,400 42,800
11 44,500 46,600 64,400 60,500 42,000 23,300 17,300 14,300 13,400 14,000 23,600 42,900
12 44,600 46,800 65,200 58,800 41,700 23,100 16,700 14,400 12,000 13,400 24,600 42,900
13 44,800 45,800 67,500 60,300 43,600 23,500 16,500 14,500 12,200 13,100 26,100 43,400
14 43,400 48,200 66,800 58,800 42,700 25,400 16,300 14,200 12,700 13,200 25,300 44,700
15 43,300 49,500 67,200 57,000 41,400 26,000 16,200 14,400 12,800 13,900 25,100 44,500
16 43,600 50,400 65,500 56,200 41,100 24,800 15,500 13,500 12,400 16,600 26,000 42,700
17 41,700 51,400 64,100 55,500 41,400 24,100 15,700 12,900 13,000 16,800 27,700 42,700
18 42,100 51,600 67,100 54,500 42,100 24,200 15,300 13,500 16,100 16,400 27,700 45,000
19 44,800 52,100 64,700 51,700 41,500 24,600 14,600 13,300 15,900 16,700 28,200 44,800
20 45,400 52,100 62,800 51,900 40,400 25,400 16,800 13,100 14,400 16,700 29,900 41,300
21 43,900 51,900 63,500 49,500 39,500 24,800 15,700 12,900 13,700 17,000 29,900 40,700
22 44,800 52,400 65,000 47,000 38,900 25,000 16,300 12,900 13,900 17,400 29,000 42,200
23 46,000 55,500 64,800 45,800 38,200 25,100 17,100 12,500 14,200 16,600 29,700 41,100
24 47,300 57,900 63,400 44,500 36,700 27,000 16,900 12,400 13,900 16,400 30,300 41,400
25 49,100 57,600 62,800 45,400 35,500 23,800 16,300 12,000 13,300 16,800 30,500 42,900
26 51,700 58,300 61,400 47,400 34,400 22,600 15,500 11,500 13,300 17,100 31,300 43,400
27 50,200 57,600 60,600 48,400 33,000 21,000 15,000 11,200 13,200 17,500 34,100 44,100
28 48,100 57,500 59,600 45,500 32,500 21,400 15,400 11,500 13,800 18,300 33,700 44,000
29 47,500 61,100 61,000 45,100 32,900 21,700 16,300 12,000 14,900 21,100 34,700 44,700
30 46,200   59,700 43,600 30,300 20,500 16,300 11,800 15,000 22,300 36,000 46,900
31 48,000   60,100   28,400   15,500 11,800   21,600   49,000