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USGS Surface-Water Daily Statistics for Connecticut

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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 01127500 YANTIC RIVER AT YANTIC, CT


New London County, Connecticut
Hydrologic Unit Code 01100003
Latitude  41°33'31", Longitude  72°07'19" NAD27
Drainage area 89.3  square miles
Gage datum 93.53 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 -> 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
1 222 188 255 382 238 177 83 48 33 61 112 199
2 234 220 263 379 218 186 70 38 75 62 114 212
3 236 302 280 399 209 161 59 37 47 70 135 205
4 234 275 282 363 225 140 52 36 38 61 125 190
5 227 234 284 369 210 163 52 38 35 56 134 197
6 206 198 307 359 198 221 55 33 43 58 124 206
7 215 214 360 331 191 158 58 35 52 66 117 229
8 230 254 324 297 180 154 61 39 58 61 119 215
9 220 209 340 284 185 127 70 39 46 62 146 202
10 223 192 322 291 197 122 64 46 43 63 152 212
11 210 209 295 293 204 108 53 52 47 57 146 206
12 197 212 338 268 199 107 47 57 58 59 144 250
13 192 221 335 298 209 120 48 64 48 56 162 223
14 212 234 376 310 186 135 51 52 41 80 163 219
15 222 228 375 284 185 111 45 50 43 110 157 224
16 223 234 354 339 175 95 48 48 46 131 146 206
17 192 229 351 347 179 124 48 50 53 112 161 224
18 188 236 366 287 179 111 43 49 65 105 146 235
19 195 237 339 278 181 116 39 61 73 101 128 211
20 211 246 357 284 170 105 40 59 85 124 141 206
21 233 239 339 262 165 85 45 45 135 131 154 238
22 235 236 444 249 149 80 53 44 78 94 162 238
23 242 245 395 266 137 79 64 44 62 87 169 220
24 280 254 345 264 151 75 106 42 62 95 173 211
25 361 287 329 258 176 74 70 36 67 96 176 242
26 365 310 294 242 171 69 52 35 108 100 182 240
27 312 272 332 260 154 61 46 35 79 97 194 234
28 284 260 329 248 146 69 44 48 69 110 184 207
29 224 224 335 234 145 71 46 46 74 119 214 204
30 197   396 213 147 78 49 36 66 128 198 217
31 180   371   165   44 38   112   212