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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 01648000 ROCK CREEK AT SHERRILL DRIVE WASHINGTON, DC


District Of Columbia, Dist. of Columbia
Hydrologic Unit Code 02070010
Latitude  38°58'21.0", Longitude  77°02'24.0" NAD83
Drainage area 62.2  square miles
Gage datum 148.14 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 1929-10-01 -> 2023-09-30)

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 83 70 82 102 84 61 58 63 57 52 48 67
2 84 80 72 103 72 64 53 53 41 56 44 60
3 79 83 91 88 79 86 86 42 37 38 44 52
4 87 86 94 89 81 74 59 63 40 30 46 58
5 70 80 97 95 81 82 50 50 56 30 50 63
6 66 75 92 90 101 71 56 53 101 35 45 69
7 71 91 93 92 93 83 44 40 55 39 58 73
8 64 75 89 86 77 60 63 49 54 55 59 61
9 74 62 77 94 72 64 68 48 43 40 49 75
10 69 65 77 85 65 63 53 56 53 46 58 63
11 59 71 74 72 71 62 48 43 51 39 45 83
12 65 79 95 73 94 52 48 80 53 39 65 67
13 57 86 94 103 91 68 60 78 47 29 67 70
14 78 86 96 81 69 61 61 40 58 45 54 72
15 68 87 81 97 74 51 54 42 33 38 49 68
16 62 82 83 102 99 48 49 38 53 55 51 82
17 56 73 90 92 78 50 38 39 53 38 49 68
18 65 84 81 71 75 74 43 53 50 37 45 64
19 78 95 96 71 73 60 41 38 33 59 46 52
20 80 77 89 86 70 71 53 57 29 44 54 54
21 76 76 116 74 68 71 94 56 37 43 49 73
22 68 88 95 76 73 112 58 40 50 36 70 65
23 67 98 108 67 82 77 60 56 56 66 46 62
24 80 92 105 69 77 62 43 65 35 35 52 67
25 91 91 79 68 78 57 45 50 51 56 66 74
26 91 100 105 96 81 82 37 41 78 54 62 83
27 70 82 89 95 70 76 51 59 60 59 56 62
28 72 81 100 87 85 58 59 46 49 57 82 64
29 62 73 94 63 75 51 58 33 44 69 76 66
30 64   96 94 65 55 43 27 54 57 66 66
31 66   93   68   44 39   39   64