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USGS Daily Statistics for Maryland

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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 01586000 NORTH BRANCH PATAPSCO RIVER AT CEDARHURST, MD


Carroll County, Maryland
Hydrologic Unit Code 020600030805
Latitude  39°30'10.8", Longitude  76°53'03.8" NAD83
Drainage area 56.6  square miles
Gage datum 419.91 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 1944-10-01 -> 2025-09-30)

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 84 76 89 105 85 82 47 51 48 61 48 62
2 77 81 92 103 73 86 45 44 38 49 44 57
3 72 93 84 98 76 66 48 50 32 40 52 57
4 65 86 98 91 84 66 55 72 41 42 46 64
5 64 77 106 99 88 67 52 46 36 37 44 72
6 62 86 100 93 102 65 51 47 60 34 42 63
7 63 98 98 89 83 65 57 43 53 42 47 67
8 64 78 89 84 79 65 67 43 69 50 61 62
9 77 66 93 84 77 56 57 59 49 47 42 68
10 68 67 100 93 74 67 55 49 44 53 49 62
11 66 74 101 78 75 63 60 37 39 55 47 91
12 65 92 96 80 84 59 53 44 42 38 56 67
13 64 98 97 97 78 66 62 77 41 36 48 80
14 78 83 113 88 72 67 48 40 40 45 52 73
15 67 76 93 100 73 54 44 36 35 41 47 68
16 64 78 84 99 88 51 40 33 43 37 56 80
17 58 77 87 84 81 52 41 42 35 37 48 71
18 69 74 80 76 80 48 40 50 37 50 46 76
19 90 78 94 75 77 58 46 36 40 52 44 56
20 88 81 89 77 75 58 51 42 31 42 52 56
21 84 85 113 74 67 55 60 39 37 42 55 80
22 67 88 103 77 74 133 53 40 42 39 60 65
23 66 98 103 73 68 68 63 34 59 53 60 69
24 98 115 102 73 68 66 58 32 50 41 55 67
25 96 105 87 75 71 53 59 33 53 43 64 73
26 109 103 97 80 71 53 47 37 103 43 56 81
27 84 91 97 91 67 52 39 37 50 48 50 65
28 84 88 93 89 75 53 46 46 55 50 82 65
29 70 78 92 78 74 53 42 33 43 74 73 63
30 74   97 95 73 59 48 29 49 62 56 69
31 87   94   71   41 35   48   64