USGS · 13210824

N MIDDLETON DRAIN MILL SLOUGH

USGS · 13210824LIVE

N MIDDLETON DRAIN MILL SLOUGH AT MIDDLETON ID

MIDDLETON, ID43.7066°N, -116.6182°W Updated 38 min ago

FLOW RATE

42.5cfs

GAUGE HT

5.40ft

AIR TEMP

67°F

WIND

7mph NW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

42.5cfs 24.3% vs avg

Optimal band: 41–56 cfs

PERIOD HIGH

52.8cfs

PERIOD LOW

42.5cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

5.40ft

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

9.2in

≈ normal

9.23 in of precipitation so far this year — about average for this point in the season (normal 8.05 in).

YTD Total

9.2in

This year so far

Normal to Date

8.1in

30-yr average

Typical Range

4.9–11.6in

10th–90th pct YTD

Departure

+15%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 1.17" · normal 1.88" (0.8–3.0)

Jan

Feb: 2.10" · normal 1.31" (0.5–2.6)

Feb

Mar: 0.79" · normal 1.59" (0.6–2.6)

Mar

Apr: 3.33" · normal 1.25" (0.7–1.9)

Apr

May: 0.58" · normal 1.31" (0.4–2.2)

May

Jun: 1.24" · normal 0.71" (0.2–1.5)

Jun

Jul: 0.01" (so far)· normal 0.14" (0.0–0.5)

Jul

Aug: normal 0.15" (0.0–0.3)

Aug

Sep: normal 0.49" (0.0–1.3)

Sep

Oct: normal 0.95" (0.3–1.8)

Oct

Nov: normal 1.49" (0.6–2.3)

Nov

Dec: normal 2.10" (0.7–3.5)

Dec

Baseline 1991–2020 · Source: Open-Meteo02:38 PM

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Station Location

43.7066, -116.6182

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 14:38 UTC

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