Banks Lake HUC8 17020014
A 1,596 km² sub-basin of the Pacific Northwest region in WA. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
51
Moderate
Drought index
200
Severe
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
445
0 springs · 378 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 200 | 0 | — | — |
Top water assets
- 65Higginbotham Reservoir Damreservoir
- 65Alkali Lakereservoir
- 57Northrup Creekriver
- 57Lower Lewis Creekriver
- 57Devils Creekriver
- 57Rusho Creekriver
- 55Northrup Creekriver
- 55Northrup Creekriver
- 55Coulee City Wastewater Lagoon Cell 4reservoir
- 55Devils Creekriver