Rivermatics

USGS Streamgage 11355500

Hat C near Hat Creek, CA

Hat C near Hat Creek, CA is USGS streamgage 11355500 in California, monitoring river discharge in hydrologic subbasin 18020003. It drains a watershed of about 162 square miles. Discharge records at this site go back to 1926. Typical flow runs near 132 cfs in July and 141.3 cfs in April, with the higher of the two arriving in April.

View live conditions →

Gauge details

State
California
Drainage area
162 sq mi
Gauge elevation
4,294 ft
Subbasin (HUC-8)
18020003
Coordinates
40.68911, -121.42281
USGS site number
11355500
Records begin
1926-07-07 (100 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 100 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 90.3 128.4 164.1
February 88.1 130.5 164.8
March 96.8 129.5 167.1
April 104.9 141.3 179.4
May 124.8 174.5 239.2
June 116.7 167.9 265.3
July 89.8 132 193.8
August 86.1 124.9 161.9
September 84.4 121 157.7
October 88.1 123.5 163.7
November 88.3 127.1 169.1
December 89 130.2 162.5

All values in cubic feet per second (cfs).

Common questions

When does Hat C near Hat Creek, CA normally run highest?
May, on the long-term record. The median daily flow that month is about 174.5 cfs, against 121 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 Hat C near Hat Creek, CA?
It depends on the month. In January, half of days historically fall near 128.4 cfs, with the middle 80% of days between 90.3 and 164.1 cfs. The month-by-month table on this page gives the full range.
How long has Hat C near Hat Creek, CA been measured?
Discharge records at USGS site 11355500 begin in 1926, about 100 years, covering roughly 3,586 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Hat C near Hat Creek, CA?
The gauge sits at 40.68911, -121.42281, in California, in hydrologic subbasin 18020003, at an elevation of about 4,294 feet, draining roughly 162 square miles.
Can I use Hat C near Hat Creek, 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