Total streamflow across the
Boise River
was last observed at
1,500
cfs, and is expected to yield approximately
2,975
acre-ft of water today; about 102%
of normal.
Average streamflow for this time of year is
1,471 cfs,
with recent peaks last observed
on
2017-06-05 when daily discharge volume was observed at
27,530 cfs.
Maximum discharge along the river is currently at the
Boise River Nr Twin Springs Id
reporting a streamflow rate of 1,500 cfs.
However, the streamgauge with the highest stage along the river is the
Boise River Nr Parma Id
with a gauge stage of 8.73 ft.
This river is monitored from 5 different streamgauging stations along the Boise River, the highest being situated at an altitude of 3,257 ft, the
Boise River Nr Twin Springs Id.
| Last Updated | 2025-12-20 |
| Discharge Volume | 2,975 ACRE-FT |
| Streamflow |
1,500.0 cfs
+519.0 cfs (+52.91%) |
| Percent of Normal | 101.98% |
| Maximum |
27,530.0 cfs
2017-06-05 |
| Seasonal Avg | 1,471 cfs |
| Streamgauge | Streamflow | Gauge Stage | 24hr Change (%) | % Normal | Minimum (cfs) | Maximum (cfs) | Air Temp | Elevation |
|---|---|---|---|---|---|---|---|---|
|
Boise River Nr Twin Springs Id
USGS 13185000 |
1500 cfs | 7.28 ft | 52.91 | |||||
|
Boise River At Glenwood Bridge Nr Boise Id
USGS 13206000 |
257 cfs | 3.39 ft | 1.58 | |||||
|
Boise River South Channel At Eagle Id
USGS 13206305 |
243 cfs | 2.66 ft | -2.41 | |||||
|
Boise River At Caldwell
USGS 13211205 |
534 cfs | 6.46 ft | -2.55 | |||||
|
Boise River Nr Parma Id
USGS 13213000 |
867 cfs | 8.73 ft | 4.96 |
The Boise River is a 102-mile-long (164 km) tributary of the Snake River in the northwestern United States. It drains a rugged portion of the Sawtooth Range in southwestern Idaho northeast of Boise, as well as part of the western Snake River Plain. The watershed encompasses approximately 4,100 square miles (11,000 km2) of highly diverse habitats, including alpine canyons, forest, rangeland, agricultural lands, and urban areas.