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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 09346400 SAN JUAN RIVER NEAR CARRACAS, CO.


Archuleta County, Colorado
Hydrologic Unit Code 14080101
Latitude  37°00'49", Longitude 107°18'42" NAD27
Drainage area 1,250  square miles
Gage datum 6,090.00 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 1970-10-01 -> 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
1 156 151 254 668 1,240 1,800 923 308 272 284 251 189
2 152 148 266 726 1,280 1,810 870 311 245 276 288 183
3 151 150 277 703 1,290 1,810 804 323 244 287 261 178
4 153 149 297 727 1,320 1,800 759 344 233 275 246 176
5 156 149 316 748 1,350 1,790 707 326 227 301 233 174
6 156 148 406 792 1,360 1,830 671 343 214 288 228 171
7 153 150 361 806 1,380 1,860 635 345 212 295 227 174
8 152 155 353 832 1,400 1,870 607 325 214 314 221 199
9 153 157 359 859 1,410 1,810 612 283 216 292 223 180
10 155 159 384 872 1,420 1,760 594 271 273 288 214 171
11 166 161 423 874 1,440 1,680 556 284 263 284 212 168
12 162 184 656 891 1,440 1,630 524 278 271 301 224 164
13 156 180 560 919 1,470 1,610 488 270 276 291 220 163
14 154 182 547 924 1,550 1,600 463 259 270 276 215 160
15 155 190 562 957 1,650 1,560 438 279 263 289 213 158
16 156 188 589 991 1,730 1,520 436 276 269 289 214 156
17 153 188 597 1,080 1,780 1,470 418 261 258 272 209 157
18 150 191 608 1,110 1,760 1,430 408 248 256 275 203 159
19 149 215 618 1,120 1,780 1,400 392 230 274 302 216 158
20 150 223 644 1,070 1,820 1,340 371 234 322 349 203 157
21 150 215 677 1,070 1,860 1,300 368 233 322 292 198 157
22 150 215 716 1,120 1,890 1,290 353 232 308 272 195 156
23 148 221 677 1,120 1,870 1,220 335 243 320 261 196 157
24 147 214 676 1,150 1,850 1,160 327 297 292 260 192 155
25 149 217 682 1,160 1,800 1,130 328 355 262 254 188 152
26 148 222 707 1,140 1,780 1,120 330 311 247 268 184 152
27 153 232 710 1,110 1,850 1,070 347 277 227 266 179 156
28 154 240 693 1,120 1,850 1,030 324 342 227 263 178 159
29 153 276 673 1,170 1,890 970 336 317 259 253 179 161
30 150   627 1,190 1,880 947 348 270 285 244 176 162
31 150   645   1,810   332 260   243   158