Rivermatics

USGS Streamgage 11421780

Chicago Park Flume near Dutch Flat, CA

Chicago Park Flume near Dutch Flat, CA is USGS streamgage 11421780 in California, monitoring river discharge in hydrologic subbasin 18020126. Discharge records at this site go back to 1965. Typical flow runs near 634.6 cfs in July and 787.2 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
California
Subbasin (HUC-8)
18020126
Coordinates
39.21518, -120.84077
USGS site number
11421780
Records begin
1965-11-21 (61 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 60 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 119.5 539.6 1,030.5
February 105.6 562.6 1,047.6
March 138.4 653 1,048.7
April 81.2 787.2 1,044.3
May 162.4 806.8 1,041.9
June 180.3 702.3 965.9
July 263.5 634.6 854.3
August 306.6 585.1 804.6
September 41.3 251.2 744.6
October 7.2 292.2 762.7
November 53.5 414.9 839.8
December 125.1 465.9 953.4

All values in cubic feet per second (cfs).

Common questions

When does Chicago Park Flume near Dutch Flat, CA normally run highest?
May, on the long-term record. The median daily flow that month is about 806.8 cfs, against 251.2 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 Chicago Park Flume near Dutch Flat, CA?
It depends on the month. In January, half of days historically fall near 539.6 cfs, with the middle 80% of days between 119.5 and 1,030.5 cfs. The month-by-month table on this page gives the full range.
How long has Chicago Park Flume near Dutch Flat, CA been measured?
Discharge records at USGS site 11421780 begin in 1965, about 61 years, covering roughly 8,820 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Chicago Park Flume near Dutch Flat, CA?
The gauge sits at 39.21518, -120.84077, in California, in hydrologic subbasin 18020126.
Can I use Chicago Park Flume near Dutch Flat, CA 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