Rivermatics

USGS Streamgage 13087505

Lower Milner Power Plant at Milner, ID

Lower Milner Power Plant at Milner, ID is USGS streamgage 13087505 in Idaho, monitoring river discharge in hydrologic subbasin 17040212. Discharge records at this site go back to 1992. Typical flow runs near 1,490.6 cfs in July and 211.6 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
Idaho
Subbasin (HUC-8)
17040212
Coordinates
42.52463, -114.03031
USGS site number
13087505
Records begin
1992-11-18 (34 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 21 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 8.2 488.1 4,493.5
February 0 497.1 4,430.4
March 0 431.7 5,153.9
April 0 211.6 5,336.7
May 0 449.9 5,302.9
June 0 824.7 4,917
July 0 1,490.6 4,328.7
August 0 272.8 2,353.5
September 0 0 466.4
October 0 96.6 1,006.7
November 0 289.7 1,648.3
December 11.5 373.6 4,089

All values in cubic feet per second (cfs).

Common questions

When does Lower Milner Power Plant at Milner, ID normally run highest?
July, on the long-term record. The median daily flow that month is about 1,490.6 cfs, against 0 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Lower Milner Power Plant at Milner, ID?
It depends on the month. In January, half of days historically fall near 488.1 cfs, with the middle 80% of days between 8.2 and 4,493.5 cfs. The month-by-month table on this page gives the full range.
How long has Lower Milner Power Plant at Milner, ID been measured?
Discharge records at USGS site 13087505 begin in 1992, about 34 years, covering roughly 8,891 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Lower Milner Power Plant at Milner, ID?
The gauge sits at 42.52463, -114.03031, in Idaho, in hydrologic subbasin 17040212.
Can I use Lower Milner Power Plant at Milner, ID data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Other gauges in this subbasin