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USGS Daily Statistics for Pennsylvania

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 01578310 SUSQUEHANNA RIVER AT CONOWINGO, MD


Harford County, Maryland
Hydrologic Unit Code 02050306
Latitude  39°39'28.1", Longitude  76°10'28.2" NAD27
Drainage area 27,100  square miles
Gage datum 4.16 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 47 - 47 years of record in, ft3/s   (Calculation Period 1967-10-01 -> 2014-09-30)

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 37,000 45,000 57,200 88,900 54,000 38,900 31,100 16,600 13,000 27,300 30,400 55,700
2 47,700 44,400 55,600 90,800 52,200 38,200 29,700 17,100 13,500 25,100 29,500 57,400
3 48,400 46,100 57,500 97,200 51,300 36,300 28,400 18,900 14,300 23,600 27,200 59,600
4 48,000 51,800 60,000 102,000 47,700 34,300 22,200 18,400 14,100 22,700 26,600 57,900
5 45,900 54,700 60,600 99,300 50,000 34,100 24,800 17,000 15,000 20,800 26,800 53,500
6 41,900 51,000 72,600 98,200 49,300 34,600 23,100 15,600 16,300 19,700 28,000 51,900
7 43,400 46,400 74,900 97,700 50,100 34,200 23,400 15,800 17,300 19,500 25,100 50,000
8 43,200 44,500 71,400 92,600 47,300 35,300 21,900 14,700 28,400 20,400 26,400 51,600
9 44,200 42,800 65,200 82,800 45,300 34,900 20,900 14,200 29,900 20,500 29,700 49,800
10 48,000 40,200 64,000 78,300 43,700 30,500 19,500 13,300 26,200 21,900 33,300 49,200
11 43,800 36,700 66,700 78,900 44,100 29,000 18,800 14,300 24,000 22,900 35,800 48,900
12 40,200 38,800 69,900 79,600 48,900 27,800 17,700 14,400 19,200 21,700 36,600 51,500
13 38,300 40,000 66,500 74,500 52,300 27,600 18,000 15,700 17,200 20,300 37,400 53,200
14 39,400 40,900 68,100 72,300 53,000 27,100 18,800 16,700 16,800 21,000 35,700 58,100
15 42,500 43,000 72,900 72,200 53,600 28,400 19,600 15,300 17,200 20,300 36,200 58,200
16 42,700 47,100 77,900 76,300 56,000 28,300 18,300 14,500 17,400 20,400 36,300 54,500
17 41,400 45,100 79,500 80,700 57,000 29,900 18,300 14,600 15,800 20,400 37,900 52,800
18 40,500 42,900 75,800 83,900 55,400 31,100 18,200 14,800 17,700 20,900 39,500 50,000
19 40,100 46,100 72,700 77,900 54,900 30,800 16,400 13,300 25,800 24,800 41,500 48,800
20 47,600 47,600 71,300 69,300 53,300 28,800 15,700 16,500 26,800 27,200 41,700 47,000
21 52,500 51,500 73,900 64,800 51,800 28,200 16,900 15,800 21,400 29,700 42,300 45,200
22 48,100 53,600 79,600 61,400 49,900 38,300 16,900 14,900 20,000 32,200 39,300 46,800
23 43,300 58,000 82,900 60,200 46,600 51,400 17,600 14,600 17,900 33,200 38,700 48,000
24 42,000 61,000 88,000 56,800 46,400 52,200 16,500 14,000 20,200 31,600 38,100 47,100
25 48,400 65,500 89,800 56,900 43,000 47,300 16,100 14,300 19,500 31,400 37,100 42,300
26 49,500 68,700 85,100 58,600 41,300 40,100 15,800 12,400 25,100 30,700 38,000 50,500
27 52,300 65,300 82,900 57,200 39,700 33,800 16,400 13,200 31,500 29,200 38,000 52,200
28 55,800 59,800 83,500 60,300 39,300 30,800 16,600 12,200 30,900 29,700 41,100 49,300
29 52,300 61,500 86,400 59,200 39,500 33,200 17,100 12,000 30,700 30,300 49,800 48,100
30 48,400   89,900 56,600 39,700 32,800 18,200 12,500 27,700 32,000 53,200 47,200
31 45,100   89,000   39,800   17,100 12,700   32,100   43,400