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USGS Daily Statistics for Arkansas

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 07340300 Cossatot River near Vandervoort, AR


Polk County, Arkansas
Hydrologic Unit Code 11140109
Latitude  34°22'48", Longitude  94°14'11" NAD83
Drainage area 89.6  square miles
Gage datum 771.74 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 1966-10-01 -> 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
1 241 260 348 276 271 250 63 59 69 26 301 246
2 179 210 325 306 476 287 131 44 101 27 157 301
3 303 221 492 307 505 213 93 46 143 26 95 452
4 376 234 322 373 287 217 57 37 56 26 116 281
5 202 210 268 415 228 192 118 30 38 65 217 193
6 167 171 205 265 289 189 69 32 30 124 273 229
7 169 166 216 199 271 220 61 35 80 111 244 205
8 149 372 272 196 252 247 54 55 34 85 118 191
9 142 183 316 151 238 170 65 39 96 127 129 579
10 235 166 350 175 253 140 75 38 38 65 158 320
11 271 255 385 264 400 143 68 75 65 56 123 254
12 192 343 313 286 264 100 71 179 41 48 94 251
13 213 247 347 379 409 74 66 58 58 104 115 330
14 234 239 301 341 288 80 225 78 104 78 108 282
15 177 296 296 245 235 90 133 48 48 100 118 389
16 142 366 287 207 224 132 152 39 158 109 202 339
17 210 244 415 161 296 84 83 38 152 100 239 242
18 176 186 407 328 196 124 89 34 48 84 244 216
19 294 178 340 292 257 79 67 30 45 143 220 189
20 180 208 512 334 266 72 51 100 44 223 158 159
21 179 376 297 368 303 90 78 38 48 90 145 270
22 213 375 247 433 252 85 46 29 104 84 200 245
23 232 404 264 358 160 132 37 38 56 68 196 220
24 176 296 343 269 165 115 44 29 43 78 346 310
25 232 240 405 578 229 84 38 23 64 213 227 281
26 282 299 227 332 236 168 65 41 65 120 262 258
27 177 234 396 327 155 100 139 125 45 265 523 401
28 192 263 390 225 230 81 101 103 84 140 332 323
29 292 111 306 364 190 87 75 97 46 184 206 247
30 437   445 363 263 66 71 124 31 177 207 247
31 305   337   177   66 42   316   290