MEDIAN FLOW RATE · 30 DAY
36cfs 40.4% vs avg
Optimal band: 41–55 cfs
PERIOD HIGH
71cfs
PERIOD LOW
35cfs
RUNNABLE
55%
last 30 day in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
18.5in
-35% vs normal
18.48 in of precipitation so far this year, 35% below the 30-year normal of 28.5 in for this point in the season.
YTD Total
18.5in
This year so far
Normal to Date
28.5in
30-yr average
Typical Range
16.2–46.4in
10th–90th pct YTD
Departure
-35%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 5.20" · normal 7.28" (1.3–14.0)
Feb: 6.18" · normal 7.27" (1.2–15.2)
Mar: 0.92" · normal 6.62" (1.7–13.8)
Apr: 4.63" · normal 3.62" (1.3–7.2)
May: 1.33" · normal 2.72" (0.7–5.4)
Jun: 0.22" · normal 0.95" (0.1–2.3)
Jul: 0.00" (so far)· normal 0.23" (0.0–0.4)
Aug: normal 0.25" (0.0–0.5)
Sep: normal 0.49" (0.0–1.3)
Oct: normal 1.95" (0.1–3.7)
Nov: normal 4.32" (1.0–8.4)
Dec: normal 7.74" (1.2–13.9)
Baseline 1991–2020 · Source: Open-Meteo03:55 PM
Your History · SPANISH C AB BLACKHAWK C AT KEDDIE CA
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Station Location
40.0029, -120.9544Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-07 00:00 UTC
Site #11402000·USGS
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