BOUNDARY CREEK NR PORTHILL ID
USGS 12321500 · Idaho · reports discharge (live), gauge height
USGS 12321500 · Idaho · reports discharge (live), gauge height
What the agencies suggest
Approach the stream carefully and with a low profileIowa Department of Natural Resources
Fishing upstream will usually spook fewer fish than working downstreamIowa Department of Natural Resources
Deep pools and undercut banks provide refuge during sunny days and low waterMinnesota Department of Natural Resources
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Reading Nov 5, 5:00 PM PST · provisional USGS data
Much below normal for Nov 5 Rising · 24 h
Discharge, last 7 days: 168 readings from Oct 29, 6:15 PM PDT to Nov 5, 5:00 PM PST; ranging 12.5 to 27.7 ft³/s; latest 19.6 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) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|
| Nov 5, 5:00 PM PST | 19.6 | 9.33 | 33–94 |
| Nov 5, 4:00 PM PST | 19.6 | 9.33 | 33–94 |
| Nov 5, 3:00 PM PST | 19.6 | 9.33 | 33–94 |
| Nov 5, 2:00 PM PST | 20.1 | 9.34 | 33–94 |
| Nov 5, 1:00 PM PST | 20.6 | 9.35 | 33–94 |
| Nov 5, 12:00 PM PST | 20.6 | 9.35 | 33–94 |
| Nov 5, 11:00 AM PST | 20.6 | 9.35 | 33–94 |
| Nov 5, 10:00 AM PST | 20.6 | 9.35 | 33–94 |
| Nov 5, 9:00 AM PST | 20.1 | 9.34 | 33–94 |
| Nov 5, 8:00 AM PST | 20.1 | 9.34 | 33–94 |
| Nov 5, 7:00 AM PST | 20.6 | 9.35 | 33–94 |
| Nov 5, 6:00 AM PST | 21 | 9.36 | 33–94 |
| Nov 5, 5:00 AM PST | 19.2 | 9.32 | 33–94 |
| Nov 5, 4:00 AM PST | 18.7 | 9.31 | 33–94 |
| Nov 5, 3:00 AM PST | 17.8 | 9.29 | 33–94 |
| Nov 5, 2:00 AM PST | 17.4 | 9.28 | 33–94 |
| Nov 5, 1:00 AM PST | 17.4 | 9.28 | 33–94 |
| Nov 5, 12:00 AM PST | 17.4 | 9.28 | 33–94 |
| Nov 4, 11:00 PM PST | 18.3 | 9.3 | 35–90 |
| Nov 4, 10:00 PM PST | 18.7 | 9.31 | 35–90 |
| Nov 4, 9:00 PM PST | 19.6 | 9.33 | 35–90 |
| Nov 4, 8:00 PM PST | 18.3 | 9.3 | 35–90 |
| Nov 4, 7:00 PM PST | 17.8 | 9.29 | 35–90 |
| Nov 4, 6:00 PM PST | 17.8 | 9.29 | 35–90 |
| Nov 4, 5:00 PM PST | 17.4 | 9.28 | 35–90 |
| Nov 4, 4:00 PM PST | 17.8 | 9.29 | 35–90 |
| Nov 4, 3:00 PM PST | 18.7 | 9.31 | 35–90 |
| Nov 4, 2:00 PM PST | 19.6 | 9.33 | 35–90 |
| Nov 4, 1:00 PM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 12:00 PM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 11:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 10:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 9:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 8:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 7:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 6:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 5:00 AM PST | 20.6 | 9.35 | 35–90 |
| Nov 4, 4:00 AM PST | 20.6 | 9.35 | 35–90 |
| Nov 4, 3:00 AM PST | 20.1 | 9.34 | 35–90 |
| Nov 4, 2:00 AM PST | 19.6 | 9.33 | 35–90 |
| Nov 4, 1:00 AM PST | 19.2 | 9.32 | 35–90 |
| Nov 4, 12:00 AM PST | 19.6 | 9.33 | 35–90 |
| Nov 3, 11:00 PM PST | 18.7 | 9.31 | 34–71 |
| Nov 3, 10:00 PM PST | 18.7 | 9.31 | 34–71 |
| Nov 3, 9:00 PM PST | 19.2 | 9.32 | 34–71 |
| Nov 3, 8:00 PM PST | 19.2 | 9.32 | 34–71 |
| Nov 3, 6:00 PM PST | 19.2 | 9.32 | 34–71 |
| Nov 3, 5:00 PM PST | 19.2 | 9.32 | 34–71 |
| Nov 3, 4:00 PM PST | 12.5 | 9.16 | 34–71 |
| Nov 3, 3:00 PM PST | 22 | 9.38 | 34–71 |
| Nov 3, 2:00 PM PST | 22 | 9.38 | 34–71 |
| Nov 3, 1:00 PM PST | 22 | 9.38 | 34–71 |
| Nov 3, 12:00 PM PST | 22 | 9.38 | 34–71 |
| Nov 3, 11:00 AM PST | 22 | 9.38 | 34–71 |
| Nov 3, 10:00 AM PST | 22 | 9.38 | 34–71 |
| Nov 3, 9:00 AM PST | 22 | 9.38 | 34–71 |
| Nov 3, 8:00 AM PST | 22 | 9.38 | 34–71 |
| Nov 3, 7:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 6:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 5:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 4:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 3:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 2:00 AM PST | 22.5 | 9.39 | 34–71 |
| Nov 3, 1:00 AM PST | 23 | 9.4 | 34–71 |
| Nov 3, 12:00 AM PST | 23 | 9.4 | 34–71 |
| Nov 2, 11:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 10:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 9:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 8:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 7:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 6:00 PM PST | 23 | 9.4 | 32–91 |
| Nov 2, 5:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 4:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 3:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 2:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 1:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 12:00 PM PST | 23.5 | 9.41 | 32–91 |
| Nov 2, 11:00 AM PST | 23 | 9.4 | 32–91 |
| Nov 2, 10:00 AM PST | 23 | 9.4 | 32–91 |
| Nov 2, 9:00 AM PST | 23 | 9.4 | 32–91 |
| Nov 2, 8:00 AM PST | 23 | 9.4 | 32–91 |
| Nov 2, 7:00 AM PST | 23 | 9.4 | 32–91 |
| Nov 2, 6:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 5:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 4:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 3:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 2:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 1:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 2, 12:00 AM PST | 22.5 | 9.39 | 32–91 |
| Nov 1, 11:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 10:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 9:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 8:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 7:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 6:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 5:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 4:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 3:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 2:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 1:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 12:00 PM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 11:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 10:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 9:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 8:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 7:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 6:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 5:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 4:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 3:00 AM PST | 22.5 | 9.39 | 32–81 |
| Nov 1, 2:00 AM PST | 23 | 9.4 | 32–81 |
| Nov 1, 1:00 AM PST | 23 | 9.4 | 32–81 |
| Nov 1, 1:00 AM PDT | 23 | 9.4 | 32–81 |
| Nov 1, 12:00 AM PDT | 23 | 9.4 | 32–81 |
| Oct 31, 11:00 PM PDT | 23 | 9.4 | 30–98 |
| Oct 31, 10:00 PM PDT | 23 | 9.4 | 30–98 |
| Oct 31, 9:00 PM PDT | 23 | 9.4 | 30–98 |
| Oct 31, 8:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 7:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 6:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 5:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 4:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 3:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 2:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 1:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 12:00 PM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 11:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 10:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 9:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 8:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 7:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 6:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 5:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 4:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 3:00 AM PDT | 23.5 | 9.41 | 30–98 |
| Oct 31, 2:00 AM PDT | 24 | 9.42 | 30–98 |
| Oct 31, 1:00 AM PDT | 24 | 9.42 | 30–98 |
| Oct 31, 12:00 AM PDT | 24 | 9.42 | 30–98 |
| Oct 30, 11:00 PM PDT | 24 | 9.42 | 30–69 |
| Oct 30, 10:00 PM PDT | 24 | 9.42 | 30–69 |
| Oct 30, 9:00 PM PDT | 24.5 | 9.43 | 30–69 |
| Oct 30, 8:00 PM PDT | 24.5 | 9.43 | 30–69 |
| Oct 30, 7:00 PM PDT | 24.5 | 9.43 | 30–69 |
| Oct 30, 6:00 PM PDT | 24.5 | 9.43 | 30–69 |
| Oct 30, 5:00 PM PDT | 25 | 9.44 | 30–69 |
| Oct 30, 4:00 PM PDT | 25 | 9.44 | 30–69 |
| Oct 30, 3:00 PM PDT | 25 | 9.44 | 30–69 |
| Oct 30, 2:00 PM PDT | 25 | 9.44 | 30–69 |
| Oct 30, 1:00 PM PDT | 25 | 9.44 | 30–69 |
| Oct 30, 12:00 PM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 11:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 10:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 9:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 8:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 7:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 6:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 5:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 4:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 3:00 AM PDT | 25.6 | 9.45 | 30–69 |
| Oct 30, 2:00 AM PDT | 26.1 | 9.46 | 30–69 |
| Oct 30, 1:00 AM PDT | 26.1 | 9.46 | 30–69 |
| Oct 30, 12:00 AM PDT | 26.1 | 9.46 | 30–69 |
| Oct 29, 11:00 PM PDT | 26.1 | 9.46 | 31–73 |
| Oct 29, 10:00 PM PDT | 26.6 | 9.47 | 31–73 |
| Oct 29, 9:00 PM PDT | 26.6 | 9.47 | 31–73 |
| Oct 29, 8:00 PM PDT | 27.1 | 9.48 | 31–73 |
| Oct 29, 7:00 PM PDT | 27.7 | 9.49 | 31–73 |
| Oct 29, 6:15 PM PDT | 27.7 | 9.49 | 31–73 |
Normal for Nov 5: 33–94 ft³/s (middle half of 96 years of record). Now: 19.6 ft³/s, much below normal.
Much below normal for this date. 19.6 ft³/s is below the 10th percentile of daily mean flow for Nov 5 at this gauge over 96 years of record (1931–2026): 10th 23, 25th 33, median 47, 75th 94, 90th 236 ft³/s.
Daily means on record for Nov 5: lowest 11 ft³/s, highest 423 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).
Rising over 24 hours: discharge up 12.6%, from 17.4 to 19.6 ft³/s. 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.
Map of USGS gauge 12321500 and the river around it
Where BOUNDARY CREEK NR PORTHILL ID sits.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer: the trout lines Idaho Fish and Game uses are 66°F and 73°F.
Species list not on file for this gauge. Check the Idaho Department of Fish and Game: Idaho fish stocking schedules · Idaho fishing seasons and rules.
Rising water. Rising over the last 24 hours (discharge up 12.6%). Keep your way back to the bank in sight and watch the level while you fish. “Rising” is our rule of thumb: more than 10% in discharge or 0.2 ft of gauge height in 24 hours, not a USGS or NWS class.
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.
USGS gauge page USGS statistics
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.