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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 01049500 Cobbosseecontee Stream at Gardiner, Maine


Kennebec County, Maine
Hydrologic Unit Code 01030003
Latitude  44°13'45", Longitude  69°46'41" NAD83
Drainage area 216  square miles
Contributing drainage area 216  square miles
Gage datum 19.28 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 1905-10-01 -> 2024-09-30)

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
1 343 347 373 879 674 378 226 174 138 239 306 359
2 342 335 380 911 681 378 216 174 139 251 310 368
3 344 328 384 944 646 374 209 173 140 250 316 375
4 338 326 393 957 620 369 153 162 143 255 315 378
5 332 330 392 970 569 353 159 163 141 246 317 373
6 330 323 386 982 533 337 197 160 141 232 315 368
7 324 320 388 987 526 339 193 160 154 235 325 388
8 317 323 406 999 506 330 199 162 154 240 339 386
9 314 310 405 1,000 496 324 200 170 161 248 347 380
10 327 300 422 994 471 342 203 177 160 251 340 374
11 338 297 447 989 472 326 196 169 161 260 337 394
12 341 301 463 983 464 309 181 174 167 259 335 413
13 342 301 506 984 474 307 183 174 179 266 332 413
14 346 308 522 1,010 483 312 184 182 185 262 329 418
15 354 311 544 1,010 437 312 189 186 184 263 342 432
16 348 318 541 1,050 412 292 190 187 189 276 340 439
17 338 316 542 1,040 400 277 189 191 199 280 340 425
18 334 312 543 1,010 415 308 194 174 207 286 337 437
19 335 317 573 978 473 308 185 178 205 300 333 437
20 336 316 605 934 432 311 187 188 206 300 319 432
21 332 316 599 897 415 304 172 181 211 294 330 428
22 321 323 609 890 406 309 170 172 201 297 339 445
23 323 328 615 840 389 298 170 170 202 299 343 432
24 339 325 634 798 392 296 180 168 205 309 338 417
25 350 328 638 810 392 286 187 155 205 315 330 379
26 362 357 631 780 369 275 179 155 207 312 323 384
27 386 358 665 752 348 265 182 151 212 309 323 396
28 385 366 730 729 359 248 176 151 211 309 338 398
29 366 426 800 712 366 229 179 145 216 319 338 378
30 357   815 674 324 219 177 146 227 310 335 363
31 357   826   347   178 149   304   359