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USGS Surface-Water 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 15302200 KOKTULI R NR ILIAMNA AK


Lake And Peninsula Borough, Alaska
Hydrologic Unit Code 19030302
Latitude  59°47'36", Longitude 155°31'21" NAD27
Drainage area 69.1  square miles
Gage datum 775 feet above NGVD29
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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 2003-10-01 -> 2021-09-30)

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 80 64 39 41 174 563 169 158 193 316 211 132
2 77 62 39 40 183 527 165 178 193 302 201 122
3 73 59 40 40 188 481 162 188 209 311 194 115
4 72 57 40 40 204 452 160 202 237 327 192 111
5 70 55 39 39 226 424 154 196 239 338 192 117
6 70 54 39 39 251 391 155 200 246 323 182 121
7 68 52 39 44 275 385 161 209 240 330 180 126
8 67 52 38 43 285 370 162 195 266 347 177 130
9 65 52 38 44 311 348 166 211 288 330 180 145
10 63 51 37 45 357 326 168 205 272 349 192 143
11 63 51 37 48 407 309 162 210 251 346 180 136
12 63 50 36 57 472 293 168 218 278 332 172 128
13 66 49 36 75 496 277 162 223 303 326 167 123
14 79 48 35 92 495 266 158 226 331 316 166 116
15 110 47 35 103 480 259 151 238 338 299 157 111
16 119 47 35 100 459 254 147 222 324 307 146 110
17 107 46 35 95 452 249 158 262 299 339 136 104
18 87 46 35 94 479 262 151 252 335 338 129 97
19 70 45 35 102 475 248 147 250 357 313 131 92
20 91 46 34 93 490 236 141 223 339 303 129 89
21 73 45 35 86 521 252 148 208 312 278 131 87
22 66 45 36 91 531 241 142 208 341 261 135 84
23 73 45 37 99 573 235 147 211 355 255 141 86
24 78 43 38 112 610 225 159 214 343 266 143 84
25 78 43 39 117 618 212 162 195 321 253 131 81
26 80 42 39 120 624 198 170 200 301 263 124 80
27 88 42 39 126 642 187 163 203 294 267 145 79
28 81 40 38 137 603 180 152 191 326 272 156 78
29 72 35 39 156 579 174 155 179 348 256 139 79
30 68   40 167 597 170 159 184 361 245 132 81
31 65   41   586   162 194   226   82