MEDIAN FLOW RATE · 7 DAY
21cfs 26.5% vs avg
Optimal band: 20–26 cfs
PERIOD HIGH
25cfs
PERIOD LOW
21cfs
RUNNABLE
100%
last 7 day in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
19.7in
-31% vs normal
19.73 in of precipitation so far this year, 31% below the 30-year normal of 28.7 in for this point in the season.
YTD Total
19.7in
This year so far
Normal to Date
28.7in
30-yr average
Typical Range
16.3–47.4in
10th–90th pct YTD
Departure
-31%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 5.46" · normal 7.35" (1.3–14.0)
Feb: 6.88" · normal 7.35" (1.4–15.2)
Mar: 0.73" · normal 6.67" (1.7–13.8)
Apr: 4.85" · normal 3.63" (1.3–7.2)
May: 1.58" · normal 2.73" (0.7–5.4)
Jun: 0.21" · normal 0.95" (0.1–2.3)
Jul: 0.01" (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 4.36" (1.0–9.2)
Dec: normal 7.77" (1.2–13.9)
Baseline 1991–2020 · Source: Open-Meteo02:40 PM
Your History · SPANISH C A QUINCY CA
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Station Location
39.9458, -120.9425Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-07 00:00 UTC
Site #11401920·USGS
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