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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 01582000 LITTLE FALLS AT BLUE MOUNT, MD


Baltimore County, Maryland
Hydrologic Unit Code 02060003
Latitude  39°36'14.7", Longitude  76°37'13.7" NAD83
Drainage area 52.9  square miles
Gage datum 302.32 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 1943-10-01 -> 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 90 81 88 105 90 76 54 56 58 58 53 65
2 83 86 93 106 84 86 56 58 44 53 50 60
3 73 93 85 101 85 73 56 58 38 46 57 61
4 70 86 95 95 90 74 61 63 40 44 52 69
5 67 80 102 103 93 77 56 52 39 42 51 72
6 67 88 99 104 102 70 54 49 70 41 49 65
7 67 97 94 97 90 69 66 46 57 43 52 67
8 68 81 87 91 87 67 65 46 54 54 62 68
9 83 71 92 90 86 64 59 46 48 47 49 70
10 74 76 101 92 82 65 58 53 60 50 56 66
11 71 82 98 85 82 68 60 47 50 52 52 81
12 70 90 97 86 87 67 61 53 54 43 56 72
13 67 99 94 97 87 72 75 66 46 41 55 73
14 81 85 105 93 81 73 60 44 48 50 58 73
15 75 81 92 102 83 64 59 43 41 45 54 69
16 70 82 86 103 88 60 54 46 46 44 66 76
17 66 81 88 95 83 63 49 45 44 42 55 72
18 76 80 85 86 86 62 55 51 56 50 52 76
19 88 82 92 85 84 67 53 44 43 52 52 62
20 88 83 89 85 78 65 50 42 39 47 59 62
21 87 86 106 81 74 65 57 41 44 52 60 80
22 73 91 106 86 77 121 54 46 48 46 62 67
23 70 97 100 83 78 74 74 45 56 50 62 70
24 93 110 101 82 78 65 57 40 49 50 60 69
25 100 103 90 86 81 59 64 41 52 47 69 74
26 112 103 97 94 83 60 50 42 73 47 61 81
27 85 95 96 94 76 62 49 47 57 53 57 68
28 84 92 93 90 79 61 57 51 64 54 77 69
29 74 83 95 83 78 60 52 42 49 70 71 67
30 76   102 98 75 58 55 38 54 64 64 68
31 83   96   76   47 45   51   66