TROUT CK NR TAHOE VALLEY, CA
USGS 10336780 · California · reports discharge (live), gauge height, water temperature, dissolved oxygen, turbidity
USGS 10336780 · California · reports discharge (live), gauge height, water temperature, dissolved oxygen, turbidity
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.
Reading Nov 5, 5:45 PM PST · provisional USGS data
Normal for Nov 5 Steady · 24 h Below NWS action stage
Discharge, last 7 days: 169 readings from Oct 29, 6:45 PM PDT to Nov 5, 5:45 PM PST; ranging 13.3 to 20.6 ft³/s; latest 14.2 ft³/s; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Water temp (°F) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|---|
| Nov 5, 5:45 PM PST | 14.2 | 5.44 | 43.3 | 12–22 |
| Nov 5, 4:45 PM PST | 14.2 | 5.44 | 43.2 | 12–22 |
| Nov 5, 3:45 PM PST | 15 | 5.46 | 42.8 | 12–22 |
| Nov 5, 2:45 PM PST | 15.5 | 5.47 | 42.4 | 12–22 |
| Nov 5, 1:45 PM PST | 16.8 | 5.5 | 41.2 | 12–22 |
| Nov 5, 12:45 PM PST | 18.7 | 5.54 | 39.9 | 12–22 |
| Nov 5, 11:45 AM PST | 20.6 | 5.58 | 38.5 | 12–22 |
| Nov 5, 10:45 AM PST | 19.1 | 5.55 | 37.6 | 12–22 |
| Nov 5, 9:45 AM PST | 14.2 | 5.44 | 36.7 | 12–22 |
| Nov 5, 8:45 AM PST | 14.2 | 5.44 | 36 | 12–22 |
| Nov 5, 7:45 AM PST | 14.2 | 5.44 | 35.8 | 12–22 |
| Nov 5, 6:45 AM PST | 14.2 | 5.44 | 36.1 | 12–22 |
| Nov 5, 5:45 AM PST | 14.2 | 5.44 | 36.5 | 12–22 |
| Nov 5, 4:45 AM PST | 14.2 | 5.44 | 37 | 12–22 |
| Nov 5, 3:45 AM PST | 14.6 | 5.45 | 37.4 | 12–22 |
| Nov 5, 2:45 AM PST | 14.6 | 5.45 | 37.9 | 12–22 |
| Nov 5, 1:45 AM PST | 14.6 | 5.45 | 38.5 | 12–22 |
| Nov 5, 12:45 AM PST | 14.2 | 5.44 | 39 | 12–22 |
| Nov 4, 11:45 PM PST | 14.2 | 5.44 | 39.7 | 12–22 |
| Nov 4, 10:45 PM PST | 14.2 | 5.44 | 40.3 | 12–22 |
| Nov 4, 9:45 PM PST | 14.2 | 5.44 | 41.2 | 12–22 |
| Nov 4, 8:45 PM PST | 14.2 | 5.44 | 42.1 | 12–22 |
| Nov 4, 7:45 PM PST | 13.7 | 5.43 | 42.8 | 12–22 |
| Nov 4, 6:45 PM PST | 13.7 | 5.43 | 43.3 | 12–22 |
| Nov 4, 5:45 PM PST | 13.7 | 5.43 | 43.3 | 12–22 |
| Nov 4, 4:45 PM PST | 13.7 | 5.43 | 43 | 12–22 |
| Nov 4, 3:45 PM PST | 13.7 | 5.43 | 42.6 | 12–22 |
| Nov 4, 2:45 PM PST | 14.2 | 5.44 | 41.9 | 12–22 |
| Nov 4, 1:45 PM PST | 14.2 | 5.44 | 41 | 12–22 |
| Nov 4, 12:45 PM PST | 14.2 | 5.44 | 39.9 | 12–22 |
| Nov 4, 11:45 AM PST | 14.2 | 5.44 | 39 | 12–22 |
| Nov 4, 10:45 AM PST | 14.2 | 5.44 | 37.8 | 12–22 |
| Nov 4, 9:45 AM PST | 14.2 | 5.44 | 36.9 | 12–22 |
| Nov 4, 8:45 AM PST | 14.2 | 5.44 | 36.1 | 12–22 |
| Nov 4, 7:45 AM PST | 14.2 | 5.44 | 36 | 12–22 |
| Nov 4, 6:45 AM PST | 14.2 | 5.44 | 36.3 | 12–22 |
| Nov 4, 5:45 AM PST | 14.6 | 5.45 | 36.7 | 12–22 |
| Nov 4, 4:45 AM PST | 14.6 | 5.45 | 37 | 12–22 |
| Nov 4, 3:45 AM PST | 14.6 | 5.45 | 37.6 | 12–22 |
| Nov 4, 2:45 AM PST | 14.6 | 5.45 | 37.9 | 12–22 |
| Nov 4, 1:45 AM PST | 14.6 | 5.45 | 38.5 | 12–22 |
| Nov 4, 12:45 AM PST | 14.6 | 5.45 | 38.8 | 12–22 |
| Nov 3, 11:45 PM PST | 14.6 | 5.45 | 39.4 | 11–21 |
| Nov 3, 10:45 PM PST | 14.2 | 5.44 | 39.7 | 11–21 |
| Nov 3, 9:45 PM PST | 14.2 | 5.44 | 40.3 | 11–21 |
| Nov 3, 8:45 PM PST | 14.6 | 5.45 | 40.8 | 11–21 |
| Nov 3, 7:45 PM PST | 14.6 | 5.45 | 41.2 | 11–21 |
| Nov 3, 6:45 PM PST | 14.6 | 5.45 | 41.7 | 11–21 |
| Nov 3, 5:45 PM PST | 15 | 5.46 | 42.3 | 11–21 |
| Nov 3, 4:45 PM PST | 15 | 5.46 | 42.3 | 11–21 |
| Nov 3, 3:45 PM PST | 14.6 | 5.45 | 41.7 | 11–21 |
| Nov 3, 2:45 PM PST | 14.6 | 5.45 | 41.4 | 11–21 |
| Nov 3, 1:45 PM PST | 14.6 | 5.45 | 41 | 11–21 |
| Nov 3, 12:45 PM PST | 15 | 5.46 | 40.6 | 11–21 |
| Nov 3, 11:45 AM PST | 14.6 | 5.45 | 39.6 | 11–21 |
| Nov 3, 10:45 AM PST | 15 | 5.46 | 38.5 | 11–21 |
| Nov 3, 9:45 AM PST | 14.6 | 5.45 | 37.8 | 11–21 |
| Nov 3, 8:45 AM PST | 14.6 | 5.45 | 37.2 | 11–21 |
| Nov 3, 7:45 AM PST | 14.6 | 5.45 | 37.2 | 11–21 |
| Nov 3, 6:45 AM PST | 15 | 5.46 | 37.4 | 11–21 |
| Nov 3, 5:45 AM PST | 15 | 5.46 | 37.8 | 11–21 |
| Nov 3, 4:45 AM PST | 15 | 5.46 | 38.3 | 11–21 |
| Nov 3, 3:45 AM PST | 15 | 5.46 | 38.8 | 11–21 |
| Nov 3, 2:45 AM PST | 15 | 5.46 | 39.4 | 11–21 |
| Nov 3, 1:45 AM PST | 15 | 5.46 | 39.7 | 11–21 |
| Nov 3, 12:45 AM PST | 14.6 | 5.45 | 40.3 | 11–21 |
| Nov 2, 11:45 PM PST | 14.6 | 5.45 | 40.8 | 12–22 |
| Nov 2, 10:45 PM PST | 14.6 | 5.45 | 41.5 | 12–22 |
| Nov 2, 9:45 PM PST | 14.2 | 5.44 | 42.1 | 12–22 |
| Nov 2, 8:45 PM PST | 14.2 | 5.44 | 42.6 | 12–22 |
| Nov 2, 7:45 PM PST | 14.2 | 5.44 | 43.2 | 12–22 |
| Nov 2, 6:45 PM PST | 14.2 | 5.44 | 43.5 | 12–22 |
| Nov 2, 5:45 PM PST | 14.2 | 5.44 | 43.5 | 12–22 |
| Nov 2, 4:45 PM PST | 14.2 | 5.44 | 43.2 | 12–22 |
| Nov 2, 3:45 PM PST | 14.2 | 5.44 | 42.6 | 12–22 |
| Nov 2, 2:45 PM PST | 14.2 | 5.44 | 42.1 | 12–22 |
| Nov 2, 1:45 PM PST | 14.2 | 5.44 | 41.2 | 12–22 |
| Nov 2, 12:45 PM PST | 14.6 | 5.45 | 40.3 | 12–22 |
| Nov 2, 11:45 AM PST | 14.6 | 5.45 | 39.2 | 12–22 |
| Nov 2, 10:45 AM PST | 14.6 | 5.45 | 37.9 | 12–22 |
| Nov 2, 9:45 AM PST | 14.6 | 5.45 | 37 | 12–22 |
| Nov 2, 8:45 AM PST | 14.6 | 5.45 | 36.7 | 12–22 |
| Nov 2, 7:45 AM PST | 15 | 5.46 | 36.5 | 12–22 |
| Nov 2, 6:45 AM PST | 15 | 5.46 | 36.5 | 12–22 |
| Nov 2, 5:45 AM PST | 15 | 5.46 | 36.9 | 12–22 |
| Nov 2, 4:45 AM PST | 15.5 | 5.47 | 37 | 12–22 |
| Nov 2, 3:45 AM PST | 15.5 | 5.47 | 37.4 | 12–22 |
| Nov 2, 2:45 AM PST | 15.5 | 5.47 | 37.8 | 12–22 |
| Nov 2, 1:45 AM PST | 15.5 | 5.47 | 38.3 | 12–22 |
| Nov 2, 12:45 AM PST | 15.5 | 5.47 | 38.7 | 12–22 |
| Nov 1, 11:45 PM PST | 15.5 | 5.47 | 39.4 | 11–22 |
| Nov 1, 10:45 PM PST | 15.5 | 5.47 | 40.1 | 11–22 |
| Nov 1, 9:45 PM PST | 15 | 5.46 | 40.8 | 11–22 |
| Nov 1, 8:45 PM PST | 15.5 | 5.47 | 41.7 | 11–22 |
| Nov 1, 7:45 PM PST | 15.5 | 5.47 | 42.6 | 11–22 |
| Nov 1, 6:45 PM PST | 15.5 | 5.47 | 43.3 | 11–22 |
| Nov 1, 5:45 PM PST | 15.5 | 5.47 | 43.7 | 11–22 |
| Nov 1, 4:45 PM PST | 15.5 | 5.47 | 43.5 | 11–22 |
| Nov 1, 3:45 PM PST | 15.5 | 5.47 | 43.3 | 11–22 |
| Nov 1, 2:45 PM PST | 15.9 | 5.48 | 43.2 | 11–22 |
| Nov 1, 1:45 PM PST | 15.9 | 5.48 | 42.4 | 11–22 |
| Nov 1, 12:45 PM PST | 16.3 | 5.49 | 41.2 | 11–22 |
| Nov 1, 11:45 AM PST | 16.3 | 5.49 | 40.8 | 11–22 |
| Nov 1, 10:45 AM PST | 16.8 | 5.5 | 39.9 | 11–22 |
| Nov 1, 9:45 AM PST | 16.8 | 5.5 | 39.6 | 11–22 |
| Nov 1, 8:45 AM PST | 16.8 | 5.5 | 39 | 11–22 |
| Nov 1, 7:45 AM PST | 17.3 | 5.51 | 38.8 | 11–22 |
| Nov 1, 6:45 AM PST | 17.7 | 5.52 | 39.2 | 11–22 |
| Nov 1, 5:45 AM PST | 17.7 | 5.52 | 39.4 | 11–22 |
| Nov 1, 4:45 AM PST | 18.2 | 5.53 | 39.6 | 11–22 |
| Nov 1, 3:45 AM PST | 18.7 | 5.54 | 39.7 | 11–22 |
| Nov 1, 2:45 AM PST | 19.1 | 5.55 | 39.9 | 11–22 |
| Nov 1, 1:45 AM PST | 20.1 | 5.57 | 40.3 | 11–22 |
| Nov 1, 1:45 AM PDT | 20.1 | 5.57 | 40.6 | 11–22 |
| Nov 1, 12:45 AM PDT | 19.6 | 5.56 | 40.8 | 11–22 |
| Oct 31, 11:45 PM PDT | 18.2 | 5.53 | 41.2 | 11–22 |
| Oct 31, 10:45 PM PDT | 17.7 | 5.52 | 41.7 | 11–22 |
| Oct 31, 9:45 PM PDT | 17.7 | 5.52 | 41.9 | 11–22 |
| Oct 31, 8:45 PM PDT | 17.7 | 5.52 | 42.1 | 11–22 |
| Oct 31, 7:45 PM PDT | 16.8 | 5.5 | 42.3 | 11–22 |
| Oct 31, 6:45 PM PDT | 16.3 | 5.49 | 42.4 | 11–22 |
| Oct 31, 5:45 PM PDT | 16.8 | 5.5 | 42.6 | 11–22 |
| Oct 31, 4:45 PM PDT | 16.8 | 5.5 | 42.4 | 11–22 |
| Oct 31, 3:45 PM PDT | 16.3 | 5.49 | 42.1 | 11–22 |
| Oct 31, 2:45 PM PDT | 15.5 | 5.47 | 41.7 | 11–22 |
| Oct 31, 1:45 PM PDT | 15.5 | 5.47 | 41.5 | 11–22 |
| Oct 31, 12:45 PM PDT | 15.5 | 5.47 | 41 | 11–22 |
| Oct 31, 11:45 AM PDT | 15.5 | 5.47 | 40.8 | 11–22 |
| Oct 31, 10:45 AM PDT | 15 | 5.46 | 40.5 | 11–22 |
| Oct 31, 9:45 AM PDT | 14.6 | 5.45 | 40.5 | 11–22 |
| Oct 31, 8:45 AM PDT | 14.6 | 5.45 | 40.3 | 11–22 |
| Oct 31, 7:45 AM PDT | 14.6 | 5.45 | 40.5 | 11–22 |
| Oct 31, 6:45 AM PDT | 14.6 | 5.45 | 40.6 | 11–22 |
| Oct 31, 5:45 AM PDT | 14.6 | 5.45 | 40.8 | 11–22 |
| Oct 31, 4:45 AM PDT | 14.6 | 5.45 | 41 | 11–22 |
| Oct 31, 3:45 AM PDT | 14.2 | 5.44 | 41.2 | 11–22 |
| Oct 31, 2:45 AM PDT | 14.2 | 5.44 | 41.4 | 11–22 |
| Oct 31, 1:45 AM PDT | 14.6 | 5.45 | 41.5 | 11–22 |
| Oct 31, 12:45 AM PDT | 14.6 | 5.45 | 41.9 | 11–22 |
| Oct 30, 11:45 PM PDT | 14.2 | 5.44 | 42.3 | 11–22 |
| Oct 30, 10:45 PM PDT | 14.2 | 5.44 | 43 | 11–22 |
| Oct 30, 9:45 PM PDT | 14.2 | 5.44 | 43.5 | 11–22 |
| Oct 30, 8:45 PM PDT | 14.2 | 5.44 | 44.1 | 11–22 |
| Oct 30, 7:45 PM PDT | 14.2 | 5.44 | 44.4 | 11–22 |
| Oct 30, 6:45 PM PDT | 14.2 | 5.44 | 44.2 | 11–22 |
| Oct 30, 5:45 PM PDT | 14.6 | 5.45 | 44.2 | 11–22 |
| Oct 30, 4:45 PM PDT | 14.6 | 5.45 | 44.1 | 11–22 |
| Oct 30, 3:45 PM PDT | 14.6 | 5.45 | 44.1 | 11–22 |
| Oct 30, 2:45 PM PDT | 14.6 | 5.45 | 43.2 | 11–22 |
| Oct 30, 1:45 PM PDT | 14.6 | 5.45 | 42.4 | 11–22 |
| Oct 30, 12:45 PM PDT | 14.6 | 5.45 | 41.5 | 11–22 |
| Oct 30, 11:45 AM PDT | 14.6 | 5.45 | 41 | 11–22 |
| Oct 30, 10:45 AM PDT | 14.2 | 5.44 | 40.6 | 11–22 |
| Oct 30, 9:45 AM PDT | 14.2 | 5.44 | 40.1 | 11–22 |
| Oct 30, 8:45 AM PDT | 14.2 | 5.44 | 39.7 | 11–22 |
| Oct 30, 7:45 AM PDT | 14.6 | 5.45 | 39.7 | 11–22 |
| Oct 30, 6:45 AM PDT | 14.6 | 5.45 | 39.7 | 11–22 |
| Oct 30, 5:45 AM PDT | 15 | 5.46 | 39.9 | 11–22 |
| Oct 30, 4:45 AM PDT | 15 | 5.46 | 39.9 | 11–22 |
| Oct 30, 3:45 AM PDT | 14.6 | 5.45 | 39.9 | 11–22 |
| Oct 30, 2:45 AM PDT | 14.2 | 5.44 | 40.1 | 11–22 |
| Oct 30, 1:45 AM PDT | 13.7 | 5.43 | 40.3 | 11–22 |
| Oct 30, 12:45 AM PDT | 13.7 | 5.43 | 40.6 | 11–22 |
| Oct 29, 11:45 PM PDT | 13.3 | 5.42 | 40.8 | 12–22 |
| Oct 29, 10:45 PM PDT | 13.7 | 5.43 | 41 | 12–22 |
| Oct 29, 9:45 PM PDT | 13.7 | 5.43 | 41.4 | 12–22 |
| Oct 29, 8:45 PM PDT | 14.2 | 5.44 | 41.9 | 12–22 |
| Oct 29, 7:45 PM PDT | 13.7 | 5.43 | 42.1 | 12–22 |
| Oct 29, 6:45 PM PDT | 13.3 | 5.42 | 42.1 | 12–22 |
Water temperature, last 7 days: 169 readings from Oct 29, 6:45 PM PDT to Nov 5, 5:45 PM PST; ranging 35.8 to 44.4 °F; latest 43.3 °F.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Water temperature (°F) |
|---|---|
| Nov 5, 5:45 PM PST | 43.3 |
| Nov 5, 4:45 PM PST | 43.2 |
| Nov 5, 3:45 PM PST | 42.8 |
| Nov 5, 2:45 PM PST | 42.4 |
| Nov 5, 1:45 PM PST | 41.2 |
| Nov 5, 12:45 PM PST | 39.9 |
| Nov 5, 11:45 AM PST | 38.5 |
| Nov 5, 10:45 AM PST | 37.6 |
| Nov 5, 9:45 AM PST | 36.7 |
| Nov 5, 8:45 AM PST | 36 |
| Nov 5, 7:45 AM PST | 35.8 |
| Nov 5, 6:45 AM PST | 36.1 |
| Nov 5, 5:45 AM PST | 36.5 |
| Nov 5, 4:45 AM PST | 37 |
| Nov 5, 3:45 AM PST | 37.4 |
| Nov 5, 2:45 AM PST | 37.9 |
| Nov 5, 1:45 AM PST | 38.5 |
| Nov 5, 12:45 AM PST | 39 |
| Nov 4, 11:45 PM PST | 39.7 |
| Nov 4, 10:45 PM PST | 40.3 |
| Nov 4, 9:45 PM PST | 41.2 |
| Nov 4, 8:45 PM PST | 42.1 |
| Nov 4, 7:45 PM PST | 42.8 |
| Nov 4, 6:45 PM PST | 43.3 |
| Nov 4, 5:45 PM PST | 43.3 |
| Nov 4, 4:45 PM PST | 43 |
| Nov 4, 3:45 PM PST | 42.6 |
| Nov 4, 2:45 PM PST | 41.9 |
| Nov 4, 1:45 PM PST | 41 |
| Nov 4, 12:45 PM PST | 39.9 |
| Nov 4, 11:45 AM PST | 39 |
| Nov 4, 10:45 AM PST | 37.8 |
| Nov 4, 9:45 AM PST | 36.9 |
| Nov 4, 8:45 AM PST | 36.1 |
| Nov 4, 7:45 AM PST | 36 |
| Nov 4, 6:45 AM PST | 36.3 |
| Nov 4, 5:45 AM PST | 36.7 |
| Nov 4, 4:45 AM PST | 37 |
| Nov 4, 3:45 AM PST | 37.6 |
| Nov 4, 2:45 AM PST | 37.9 |
| Nov 4, 1:45 AM PST | 38.5 |
| Nov 4, 12:45 AM PST | 38.8 |
| Nov 3, 11:45 PM PST | 39.4 |
| Nov 3, 10:45 PM PST | 39.7 |
| Nov 3, 9:45 PM PST | 40.3 |
| Nov 3, 8:45 PM PST | 40.8 |
| Nov 3, 7:45 PM PST | 41.2 |
| Nov 3, 6:45 PM PST | 41.7 |
| Nov 3, 5:45 PM PST | 42.3 |
| Nov 3, 4:45 PM PST | 42.3 |
| Nov 3, 3:45 PM PST | 41.7 |
| Nov 3, 2:45 PM PST | 41.4 |
| Nov 3, 1:45 PM PST | 41 |
| Nov 3, 12:45 PM PST | 40.6 |
| Nov 3, 11:45 AM PST | 39.6 |
| Nov 3, 10:45 AM PST | 38.5 |
| Nov 3, 9:45 AM PST | 37.8 |
| Nov 3, 8:45 AM PST | 37.2 |
| Nov 3, 7:45 AM PST | 37.2 |
| Nov 3, 6:45 AM PST | 37.4 |
| Nov 3, 5:45 AM PST | 37.8 |
| Nov 3, 4:45 AM PST | 38.3 |
| Nov 3, 3:45 AM PST | 38.8 |
| Nov 3, 2:45 AM PST | 39.4 |
| Nov 3, 1:45 AM PST | 39.7 |
| Nov 3, 12:45 AM PST | 40.3 |
| Nov 2, 11:45 PM PST | 40.8 |
| Nov 2, 10:45 PM PST | 41.5 |
| Nov 2, 9:45 PM PST | 42.1 |
| Nov 2, 8:45 PM PST | 42.6 |
| Nov 2, 7:45 PM PST | 43.2 |
| Nov 2, 6:45 PM PST | 43.5 |
| Nov 2, 5:45 PM PST | 43.5 |
| Nov 2, 4:45 PM PST | 43.2 |
| Nov 2, 3:45 PM PST | 42.6 |
| Nov 2, 2:45 PM PST | 42.1 |
| Nov 2, 1:45 PM PST | 41.2 |
| Nov 2, 12:45 PM PST | 40.3 |
| Nov 2, 11:45 AM PST | 39.2 |
| Nov 2, 10:45 AM PST | 37.9 |
| Nov 2, 9:45 AM PST | 37 |
| Nov 2, 8:45 AM PST | 36.7 |
| Nov 2, 7:45 AM PST | 36.5 |
| Nov 2, 6:45 AM PST | 36.5 |
| Nov 2, 5:45 AM PST | 36.9 |
| Nov 2, 4:45 AM PST | 37 |
| Nov 2, 3:45 AM PST | 37.4 |
| Nov 2, 2:45 AM PST | 37.8 |
| Nov 2, 1:45 AM PST | 38.3 |
| Nov 2, 12:45 AM PST | 38.7 |
| Nov 1, 11:45 PM PST | 39.4 |
| Nov 1, 10:45 PM PST | 40.1 |
| Nov 1, 9:45 PM PST | 40.8 |
| Nov 1, 8:45 PM PST | 41.7 |
| Nov 1, 7:45 PM PST | 42.6 |
| Nov 1, 6:45 PM PST | 43.3 |
| Nov 1, 5:45 PM PST | 43.7 |
| Nov 1, 4:45 PM PST | 43.5 |
| Nov 1, 3:45 PM PST | 43.3 |
| Nov 1, 2:45 PM PST | 43.2 |
| Nov 1, 1:45 PM PST | 42.4 |
| Nov 1, 12:45 PM PST | 41.2 |
| Nov 1, 11:45 AM PST | 40.8 |
| Nov 1, 10:45 AM PST | 39.9 |
| Nov 1, 9:45 AM PST | 39.6 |
| Nov 1, 8:45 AM PST | 39 |
| Nov 1, 7:45 AM PST | 38.8 |
| Nov 1, 6:45 AM PST | 39.2 |
| Nov 1, 5:45 AM PST | 39.4 |
| Nov 1, 4:45 AM PST | 39.6 |
| Nov 1, 3:45 AM PST | 39.7 |
| Nov 1, 2:45 AM PST | 39.9 |
| Nov 1, 1:45 AM PST | 40.3 |
| Nov 1, 1:45 AM PDT | 40.6 |
| Nov 1, 12:45 AM PDT | 40.8 |
| Oct 31, 11:45 PM PDT | 41.2 |
| Oct 31, 10:45 PM PDT | 41.7 |
| Oct 31, 9:45 PM PDT | 41.9 |
| Oct 31, 8:45 PM PDT | 42.1 |
| Oct 31, 7:45 PM PDT | 42.3 |
| Oct 31, 6:45 PM PDT | 42.4 |
| Oct 31, 5:45 PM PDT | 42.6 |
| Oct 31, 4:45 PM PDT | 42.4 |
| Oct 31, 3:45 PM PDT | 42.1 |
| Oct 31, 2:45 PM PDT | 41.7 |
| Oct 31, 1:45 PM PDT | 41.5 |
| Oct 31, 12:45 PM PDT | 41 |
| Oct 31, 11:45 AM PDT | 40.8 |
| Oct 31, 10:45 AM PDT | 40.5 |
| Oct 31, 9:45 AM PDT | 40.5 |
| Oct 31, 8:45 AM PDT | 40.3 |
| Oct 31, 7:45 AM PDT | 40.5 |
| Oct 31, 6:45 AM PDT | 40.6 |
| Oct 31, 5:45 AM PDT | 40.8 |
| Oct 31, 4:45 AM PDT | 41 |
| Oct 31, 3:45 AM PDT | 41.2 |
| Oct 31, 2:45 AM PDT | 41.4 |
| Oct 31, 1:45 AM PDT | 41.5 |
| Oct 31, 12:45 AM PDT | 41.9 |
| Oct 30, 11:45 PM PDT | 42.3 |
| Oct 30, 10:45 PM PDT | 43 |
| Oct 30, 9:45 PM PDT | 43.5 |
| Oct 30, 8:45 PM PDT | 44.1 |
| Oct 30, 7:45 PM PDT | 44.4 |
| Oct 30, 6:45 PM PDT | 44.2 |
| Oct 30, 5:45 PM PDT | 44.2 |
| Oct 30, 4:45 PM PDT | 44.1 |
| Oct 30, 3:45 PM PDT | 44.1 |
| Oct 30, 2:45 PM PDT | 43.2 |
| Oct 30, 1:45 PM PDT | 42.4 |
| Oct 30, 12:45 PM PDT | 41.5 |
| Oct 30, 11:45 AM PDT | 41 |
| Oct 30, 10:45 AM PDT | 40.6 |
| Oct 30, 9:45 AM PDT | 40.1 |
| Oct 30, 8:45 AM PDT | 39.7 |
| Oct 30, 7:45 AM PDT | 39.7 |
| Oct 30, 6:45 AM PDT | 39.7 |
| Oct 30, 5:45 AM PDT | 39.9 |
| Oct 30, 4:45 AM PDT | 39.9 |
| Oct 30, 3:45 AM PDT | 39.9 |
| Oct 30, 2:45 AM PDT | 40.1 |
| Oct 30, 1:45 AM PDT | 40.3 |
| Oct 30, 12:45 AM PDT | 40.6 |
| Oct 29, 11:45 PM PDT | 40.8 |
| Oct 29, 10:45 PM PDT | 41 |
| Oct 29, 9:45 PM PDT | 41.4 |
| Oct 29, 8:45 PM PDT | 41.9 |
| Oct 29, 7:45 PM PDT | 42.1 |
| Oct 29, 6:45 PM PDT | 42.1 |
Map of USGS gauge 10336780 and the river around it
Where TROUT CK NR TAHOE VALLEY, CA sits.
Under CDFW's 67°F line. Water 43.3°F now; the highest in the last 24 hours was 43.3°F. That is not over the 67°F CDFW uses for its voluntary “Hoot Owl” watchlist: “Sustained afternoon water temperatures exceeding 67 degrees Fahrenheit for trout fisheries could trigger additions to the list.” Water warms in the afternoon; check again later in the day.
CDFW Recommends “Hoot Owl” Practices for Fishing Inland Waters During Drought (15 July 2022) (California Department of Fish and Wildlife)Normal for Nov 5: 12–22 ft³/s (middle half of 66 years of record). Now: 14.2 ft³/s, normal.
Normal for this date. 14.2 ft³/s is between the 25th and 75th percentiles of daily mean flow for Nov 5 at this gauge over 66 years of record (1961–2026): 10th 9.8, 25th 12, median 17, 75th 22, 90th 25 ft³/s.
Daily means on record for Nov 5: lowest 5.8 ft³/s, highest 40 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 reading is provisional and instantaneous).
Steady over 24 hours (+3.6% discharge). Rising or falling means a change of more than 10% in discharge (or 0.2 ft of gauge height) over 24 hours; our rule of thumb, not a USGS class.
Species list not on file for this gauge. Check the California Department of Fish and Wildlife: California fish planting schedule · California fishing regulations.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
Flood categories: action stage, minor, moderate and major flooding (National Weather Service)Cold water. Water 43.3°F. NWS: “Cold shock can be just as severe and dangerous from water temperatures of 50-60°F (10-15°C) as it is from water at 35°F (2°C).” “Always wear a life jacket in and around the water.”
Cold Water Hazards and Safety (National Weather Service)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)Dissolved oxygen 9.5 mg/L at Nov 5, 5:45 PM PST; 7-day range 9–10.8 mg/L
Enough oxygen for coldwater fish: 9.5 mg/L meets the 6.5 mg/L EPA sets for coldwater fish (other life stages; eggs and fry need a 8 mg/L minimum).
Quality Criteria for Water 1986 (“Gold Book”): dissolved oxygen, Table 1; pH (U.S. Environmental Protection Agency)Turbidity 3 FNU at Nov 5, 5:45 PM PST; 7-day range 1.7–12.1 FNU
Water clarity: Turbidity measures the relative clarity of water: higher means murkier. No agency publishes a fishing threshold for it; compare with this gauge's own recent readings.
Turbidity and Water (U.S. Geological Survey)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.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
NWS observed 5.44 ft stage, 14 ft³/s at Nov 5, 5:45 PM PST (NWS gauge TTVC1; its stage datum can differ from the USGS gauge height).
Forecasts are not available. Only observed stages are available for this point.
Open the NWS gauge page · What the categories mean (National Weather Service)
Checked Nov 5, 6:07 PM PST; 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.