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USGS Daily Statistics for the Nation

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 03049500 Allegheny River at Natrona, PA


Allegheny County, Pennsylvania
Hydrologic Unit Code 05010009
Latitude  40°36'55", Longitude  79°43'07" NAD27
Drainage area 11,410  square miles
Gage datum 736.36 feet above NGVD29
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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 1938-10-01 -> 2019-09-30)

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 28,700 25,300 33,000 39,400 25,000 17,200 12,600 8,640 6,390 9,020 12,900 23,200
2 28,100 24,400 33,200 38,400 24,100 17,100 12,600 8,050 6,600 9,450 13,400 23,400
3 27,700 24,800 34,000 40,700 23,500 17,000 12,400 8,100 6,730 9,840 13,900 22,600
4 28,500 24,500 34,800 41,500 23,000 16,900 11,500 7,960 6,890 9,930 14,300 23,400
5 29,300 24,300 36,300 42,900 22,300 17,000 10,500 8,150 6,640 9,820 14,500 24,200
6 29,000 24,500 37,700 44,200 21,700 16,600 10,300 7,930 6,310 9,460 15,100 24,100
7 28,700 24,400 38,300 42,200 21,200 15,500 9,910 7,570 6,380 9,180 14,900 24,200
8 27,400 24,100 37,800 40,800 21,500 14,900 9,630 7,670 6,270 9,170 14,700 25,000
9 26,300 23,200 39,000 40,200 22,300 15,000 9,470 7,680 7,040 9,070 14,600 25,200
10 24,700 22,400 39,200 39,800 22,500 15,100 9,120 7,670 8,350 9,080 14,500 25,100
11 23,400 24,000 38,400 38,100 23,100 14,100 8,870 7,610 7,840 8,870 15,400 25,200
12 23,500 24,400 38,000 37,700 24,100 14,000 9,000 7,780 7,480 8,690 15,900 25,700
13 24,900 24,700 38,600 37,300 26,700 14,300 9,310 7,870 7,460 8,610 16,200 26,700
14 23,900 26,200 38,500 35,500 26,600 15,200 9,270 7,760 7,640 8,820 16,000 27,300
15 23,500 26,500 39,000 34,700 25,600 15,700 8,960 8,300 7,820 9,250 16,000 27,100
16 23,600 27,100 38,900 34,000 25,300 15,600 9,340 7,750 7,890 10,800 16,200 25,700
17 23,200 27,700 38,900 33,700 25,100 15,500 9,250 7,160 8,010 10,500 18,100 24,800
18 23,400 28,000 39,300 33,000 25,200 15,500 8,810 6,870 9,680 10,700 18,500 24,900
19 24,500 28,000 37,000 32,100 24,700 15,600 8,750 6,430 9,350 11,000 19,100 24,700
20 24,800 28,800 37,000 32,000 24,300 15,700 9,910 6,520 9,020 11,200 19,800 23,400
21 24,300 29,700 36,800 30,900 23,800 15,300 9,490 6,560 8,920 11,100 19,500 23,500
22 24,700 30,100 38,500 29,700 23,700 14,900 9,910 6,580 8,770 10,800 19,300 24,500
23 24,700 31,800 39,100 28,200 23,600 15,300 10,300 6,460 8,960 10,500 19,400 24,000
24 25,400 32,000 37,800 27,500 22,900 14,800 9,960 6,250 8,470 10,400 19,500 24,600
25 26,200 32,600 37,100 27,500 21,700 14,000 9,590 6,120 8,170 10,700 19,800 25,400
26 26,500 32,900 36,800 28,000 21,300 14,500 8,940 5,860 8,040 11,000 20,300 25,700
27 26,800 32,200 37,000 28,000 20,800 13,200 8,540 5,790 8,120 11,400 21,500 25,800
28 27,000 32,700 36,900 26,900 20,300 13,300 8,480 5,720 8,350 11,900 22,200 26,300
29 26,200 31,500 37,500 26,900 19,800 13,300 8,310 6,030 8,790 12,700 22,600 27,300
30 25,600   37,500 26,800 18,300 12,700 8,020 6,310 9,130 13,100 23,000 29,100
31 26,700   39,200   17,700   8,310 6,320   13,000   30,100