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USGS Daily Statistics for Idaho

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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 13073000 PORTNEUF RIVER AT TOPAZ ID


Bannock County, Idaho
Hydrologic Unit Code 17040208
Latitude  42°37'29", Longitude 112°05'17" NAD83
Drainage area 576  square miles
Gage datum 4,918.0 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 1912-10-01 -> 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
1 142 171 170 237 295 323 214 181 158 128 139 147
2 143 161 170 243 296 319 212 179 157 128 140 147
3 142 152 172 243 298 312 209 178 155 128 142 148
4 142 149 173 239 303 307 208 177 153 127 143 146
5 142 147 175 240 309 304 212 176 152 127 143 145
6 141 148 176 247 314 299 209 175 151 127 143 145
7 141 148 176 245 323 298 207 172 150 128 144 145
8 145 148 178 251 329 294 209 171 151 128 144 144
9 146 149 179 252 333 291 205 171 150 128 143 144
10 143 157 181 249 334 288 205 170 148 129 144 144
11 143 169 185 245 334 281 203 171 146 130 144 144
12 143 183 186 245 335 275 202 170 145 131 145 145
13 146 169 189 246 337 268 201 170 143 131 145 145
14 147 168 189 250 341 264 199 170 140 131 145 144
15 146 163 192 253 345 259 196 169 137 131 144 144
16 145 162 193 257 351 255 194 168 135 131 145 143
17 145 161 196 258 358 252 195 167 131 132 146 142
18 146 163 200 260 362 250 194 166 130 132 147 140
19 147 167 204 261 363 246 192 165 129 132 148 141
20 149 169 205 262 361 242 192 165 129 133 148 142
21 153 171 208 265 361 236 191 164 129 134 148 142
22 154 173 211 267 360 234 190 163 128 134 147 145
23 151 168 220 272 357 230 191 164 129 134 147 153
24 147 169 224 275 353 227 188 162 128 135 147 151
25 146 171 222 277 349 224 187 161 128 135 148 146
26 146 173 222 278 347 223 187 161 129 136 148 144
27 147 172 224 281 346 220 185 159 129 137 148 143
28 145 170 228 287 341 218 183 158 128 137 147 144
29 144 170 227 290 338 218 184 158 128 138 146 144
30 148   230 293 334 216 184 159 128 138 147 143
31 154   233   331   182 159   139   143