COM FLW JORDAN RIVER & SURPLUS CANAL @ SLC, UT
USGS 10170490 · Utah · reports discharge (daily means)
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USGS 10170490 · Utah · reports discharge (daily means)
What the agencies suggest
Carry a pocket thermometer to monitor water temperatureNational Park Service
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Above normal for Nov 4
Daily mean flow for Wed, Nov 4: USGS publishes this gauge's flow once a day, after the day ends, not as live readings.
Discharge, last 30 days: 29 daily means from Oct 7 to Nov 4; ranging 266 to 1,090 ft³/s; latest daily mean 421 ft³/s; 1 day without a published value; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS daily values service. Today’s daily mean is published after the day ends.
| Date | Discharge (ft³/s), daily mean | Normal, 25th–75th (ft³/s) |
|---|---|---|
| Nov 4 | 421 | 229–325 |
| Nov 3 | 537 | 234–334 |
| Nov 2 | 1,050 | 238–345 |
| Nov 1 | 887 | 237–333 |
| Oct 31 | 314 | 238–370 |
| Oct 30 | 285 | 239–333 |
| Oct 29 | 271 | 238–328 |
| Oct 28 | 323 | 236–348 |
| Oct 27 | 368 | 239–343 |
| Oct 26 | 405 | 240–351 |
| Oct 25 | 441 | 241–352 |
| Oct 24 | 529 | 245–342 |
| Oct 23 | 1,090 | 252–328 |
| Oct 22 | 437 | 253–323 |
| Oct 21 | 285 | 259–335 |
| Oct 20 | 266 | 260–343 |
| Oct 19 | 267 | 263–350 |
| Oct 18 | 287 | 261–366 |
| Oct 17 | 335 | 269–373 |
| Oct 16 | 428 | 284–405 |
| Oct 15 | 495 | 295–442 |
| Oct 14 | 789 | 300–427 |
| Oct 13 | 881 | 306–428 |
| Oct 12 | 943 | 303–431 |
| Oct 11 | 674 | 311–437 |
| Oct 10 | 421 | 314–438 |
| Oct 9 | 367 | 313–419 |
| Oct 8 | 363 | 316–407 |
| Oct 7 | 359 | 318–417 |
Normal for Nov 4: 229–325 ft³/s (middle half of 83 years of record). Daily mean for Nov 4: 421 ft³/s, above normal.
Above normal for this date. 421 ft³/s is between the 75th and 90th percentiles of daily mean flow for Nov 4 at this gauge over 83 years of record (1944–2026): 10th 208, 25th 229, median 269, 75th 325, 90th 648 ft³/s.
Map of USGS gauge 10170490 and the river around it
Where COM FLW JORDAN RIVER & SURPLUS CANAL @ SLC, UT sits.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer. Utah Division of Wildlife Resources publishes no water-temperature line for trout anglers that we found. The lines below are the National Park Service's, federal guidance, not a Utah rule: 68°F.
Species list not on file for this gauge. Check the Utah Division of Wildlife Resources: Utah fish stocking reports · Utah fishing guidebook and rules.
Daily means on record for Nov 4: lowest 175 ft³/s, highest 1,770 ft³/s.
Classes as USGS labels them (hyswap: flow categories (WDFN_stats schema) (U.S. Geological Survey) ); percentiles from the USGS daily statistics (U.S. Geological Survey) (approved daily means; the daily mean compared is provisional).
Turn Around Don't Drown. “A mere 6 inches of fast-moving flood water can knock over an adult.” No flow number makes a crossing safe; if in doubt, stay out.
Turn Around Don't Drown (National Weather Service)Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.
The National Weather Service has no flood-stage gauge here, so no official flood category is shown.
Checked Nov 6, 2:06 AM UTC; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.