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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 01589352 GWYNNS FALLS AT WASHINGTON BLVD AT BALTIMORE, MD


Baltimore City, Maryland
Hydrologic Unit Code 02060003
Latitude  39°16'17.4", Longitude  76°38'54.8" NAD83
Drainage area 65.9  square miles
Gage datum 6.68 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 1998-10-01 -> 2020-09-30)

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
1 128 118 89 110 118 105 58 81 72 86 83 117
2 84 106 157 155 92 93 51 73 61 81 62 68
3 126 147 112 144 77 143 68 76 43 51 58 80
4 87 129 97 93 90 103 63 79 74 56 66 46
5 64 127 108 76 123 117 71 43 113 44 78 51
6 71 134 152 114 91 91 121 49 103 41 84 72
7 81 109 101 91 94 158 168 56 273 88 56 113
8 76 68 84 93 63 65 170 63 215 271 82 79
9 61 61 81 95 84 70 62 51 192 59 50 156
10 90 63 201 70 87 126 53 50 81 96 56 97
11 95 105 113 86 135 133 70 68 103 150 55 209
12 99 93 106 106 181 77 74 177 76 71 77 107
13 65 111 172 160 121 102 66 132 58 45 98 92
14 141 85 122 70 67 76 99 89 47 70 50 144
15 81 71 82 199 98 52 57 105 44 83 66 131
16 88 101 140 152 217 77 59 42 198 98 173 180
17 69 71 84 96 97 59 57 57 56 83 109 163
18 102 92 75 94 95 75 54 76 150 83 53 73
19 81 90 94 79 108 117 49 37 78 75 79 61
20 103 72 137 151 79 117 51 59 40 70 70 67
21 55 99 221 102 79 78 111 91 48 49 47 121
22 50 158 156 110 87 53 223 98 46 73 90 63
23 77 132 156 98 87 75 195 53 171 39 96 168
24 143 149 91 80 90 75 247 62 54 41 119 106
25 133 121 72 126 87 132 152 41 96 68 107 144
26 62 80 80 131 140 166 84 209 102 64 109 189
27 59 83 95 77 196 135 155 91 246 198 102 104
28 55 93 159 109 104 102 109 174 165 141 74 89
29 53 134 111 82 71 58 130 62 119 296 68 108
30 86   186 359 60 57 160 43 164 173 64 69
31 137   117   54   92 65   84   69