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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 01127500 YANTIC RIVER AT YANTIC, CT


Southeastern Connecticut Planning Region County, Connecticut
Hydrologic Unit Code 011000030103
Latitude  41°33'31", Longitude  72°07'19" NAD27
Drainage area 89.3  square miles
Gage datum 93.52 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 1930-10-01 -> 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
1 223 189 255 380 236 178 84 48 33 69 112 197
2 234 220 263 376 216 186 70 38 74 66 114 210
3 235 299 286 397 207 160 59 37 47 72 134 203
4 233 273 283 370 222 139 52 36 38 62 124 190
5 225 232 283 371 209 162 52 38 35 57 133 196
6 205 197 313 359 205 219 56 33 43 59 124 205
7 214 213 375 330 197 157 58 35 52 67 117 227
8 228 252 329 297 183 154 61 39 57 62 118 213
9 219 207 340 283 189 127 70 39 46 63 145 200
10 276 191 338 289 204 122 64 47 43 64 150 210
11 224 208 300 291 207 109 53 52 49 57 145 234
12 202 210 338 275 199 107 47 57 60 59 143 263
13 208 219 334 304 208 119 48 64 50 56 161 227
14 221 232 373 311 185 133 51 52 45 80 162 219
15 225 226 372 284 187 110 45 50 45 109 155 223
16 225 233 350 337 187 94 48 48 47 129 145 205
17 194 230 354 345 186 123 48 50 53 111 159 224
18 190 236 366 286 182 110 43 49 67 104 144 261
19 196 235 337 278 183 115 39 63 76 100 126 230
20 211 244 354 283 171 104 40 60 86 123 139 210
21 232 236 337 261 165 85 45 46 134 130 152 238
22 234 233 438 247 153 80 53 45 77 96 166 237
23 241 242 399 264 147 80 63 44 61 88 173 219
24 279 252 362 261 157 76 105 42 62 95 173 210
25 362 284 334 256 178 74 70 36 75 95 175 241
26 367 307 296 240 171 69 52 35 116 100 181 238
27 313 271 331 259 155 62 46 35 83 96 193 232
28 287 261 330 246 148 69 44 48 70 109 183 210
29 231 234 340 232 146 70 47 46 79 119 213 209
30 200   396 212 149 78 50 36 79 129 197 220
31 182   369   167   45 37   113   213