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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 04187100 Ottawa River at Lima OH


Allen County, Ohio
Hydrologic Unit Code 04100007
Latitude  40°43'29", Longitude  84°07'35" NAD27
Drainage area 128  square miles
Contributing drainage area 128  square miles
Gage datum 819.43 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 1987-10-01 -> 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
1 241 65 401 159 158 215 101 35 16 16 101 118
2 187 103 290 213 162 197 98 42 20 14 137 88
3 108 125 235 356 136 109 139 54 14 12 106 78
4 126 143 274 382 179 87 93 50 27 11 56 85
5 120 196 232 283 238 89 40 64 29 47 42 136
6 76 147 235 201 272 81 29 52 130 55 38 152
7 72 142 186 164 175 80 30 68 51 57 33 81
8 168 127 225 193 93 111 74 50 34 28 21 45
9 115 96 234 187 138 131 122 42 72 16 19 38
10 122 115 320 271 196 151 155 61 103 42 21 53
11 177 86 283 418 190 95 140 60 46 51 41 80
12 265 116 198 399 155 130 120 48 21 28 54 81
13 256 103 185 240 111 177 198 56 15 22 86 67
14 182 54 274 152 113 217 219 50 18 26 87 56
15 86 83 277 154 122 216 203 27 19 16 75 85
16 98 190 159 174 138 283 127 22 13 14 66 94
17 141 238 133 191 155 195 301 59 12 11 64 116
18 193 323 135 155 121 129 289 66 9.4 25 122 111
19 191 268 203 168 235 140 130 50 12 40 148 85
20 139 210 172 255 240 101 53 22 18 97 73 61
21 133 232 188 228 128 101 47 38 63 85 37 214
22 186 262 123 152 112 95 131 53 85 49 44 299
23 285 243 168 138 66 213 140 26 49 29 124 187
24 295 231 166 140 68 236 103 23 21 19 101 130
25 156 252 159 155 161 133 62 26 18 26 83 110
26 112 188 128 283 395 62 30 17 39 27 95 81
27 138 386 97 181 340 116 28 17 43 31 81 130
28 187 579 101 117 249 126 30 28 29 39 76 184
29 123 293 207 139 180 97 21 20 18 68 118 238
30 84   200 177 109 75 21 16 21 81 141 304
31 70   185   149   47 12   68   269