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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 -> 2019-09-30)

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
1 121 123 88 113 113 111 59 82 74 89 46 113
2 84 109 149 164 94 98 51 74 63 84 45 58
3 130 155 101 153 77 154 68 78 44 53 36 80
4 86 135 80 96 87 107 61 78 76 58 67 44
5 61 133 109 78 107 117 68 44 117 46 59 50
6 71 130 159 120 82 95 120 47 107 42 59 73
7 82 91 103 95 95 169 171 52 284 91 51 119
8 74 65 85 96 61 67 133 63 223 283 83 82
9 58 60 82 96 82 72 59 51 199 60 39 156
10 92 62 198 71 70 130 52 50 83 99 50 95
11 98 93 115 89 117 131 43 70 107 156 54 221
12 97 65 109 111 160 80 65 184 79 74 79 111
13 63 97 180 83 100 95 66 137 59 46 73 95
14 148 82 128 63 63 73 101 87 48 72 47 147
15 83 69 80 200 100 53 57 108 45 86 52 90
16 91 102 146 159 232 77 59 42 207 83 146 119
17 70 70 86 99 102 56 48 58 58 83 108 152
18 104 87 76 97 99 75 49 76 157 85 50 69
19 75 91 85 77 114 118 49 37 81 79 80 58
20 60 71 144 159 82 110 51 60 41 55 71 59
21 52 92 185 106 82 79 114 94 50 47 46 88
22 48 163 123 116 88 53 232 90 48 69 93 57
23 78 137 159 100 88 76 192 38 179 36 100 177
24 108 137 90 69 94 77 256 62 56 41 69 109
25 84 122 70 131 92 133 157 41 99 71 84 151
26 55 80 79 123 147 172 86 218 106 66 104 201
27 55 79 97 75 208 140 161 94 257 160 102 108
28 52 94 150 113 106 104 112 181 172 146 75 60
29 50 152 113 84 71 58 134 63 124 320 68 101
30 88   197 351 56 57 166 44 171 185 65 57
31 144   122   54   95 67   53   53