Rivermatics

USGS Streamgage 10254730

Alamo River near Niland, CA

Alamo River near Niland, CA is USGS streamgage 10254730 in California, monitoring river discharge in hydrologic subbasin 18100204. Discharge records at this site go back to 1960. Typical flow runs near 814.2 cfs in July and 1,060.7 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
California
Gauge elevation
-300 ft
Subbasin (HUC-8)
18100204
Coordinates
33.19894, -115.59693
USGS site number
10254730
Records begin
1960-10-01 (66 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 66 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 430.6 613.2 808.5
February 510.3 733.6 917.3
March 707.2 938.9 1,121.5
April 862.5 1,060.7 1,227.3
May 820.2 975.1 1,117.4
June 705.5 853.5 964.5
July 658.6 814.2 972.6
August 633.4 799.5 972.5
September 633 841.4 1,061.9
October 736.3 900.1 1,091.4
November 628.1 764.7 860.8
December 467.6 647.2 766.5

All values in cubic feet per second (cfs).

Common questions

When does Alamo River near Niland, CA normally run highest?
April, on the long-term record. The median daily flow that month is about 1,060.7 cfs, against 613.2 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Alamo River near Niland, CA?
It depends on the month. In January, half of days historically fall near 613.2 cfs, with the middle 80% of days between 430.6 and 808.5 cfs. The month-by-month table on this page gives the full range.
How long has Alamo River near Niland, CA been measured?
Discharge records at USGS site 10254730 begin in 1960, about 66 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Alamo River near Niland, CA?
The gauge sits at 33.19894, -115.59693, in California, in hydrologic subbasin 18100204, at an elevation of about -300 feet.
Can I use Alamo River near Niland, 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