River Levels Streamflow Hydrology
October 30, 2024
Freeze Warning
Until 2024-10-30T14:00:00-06:00 National Weather Service
* WHAT...Sub-freezing temperatures as low as 22 expected. * WHERE...Fort Collins, Boulder and the western suburbs of Denver, Denver, Castle Rock, Greeley, and Byers. * WHEN...From 10 PM Wednesday to 9 AM MDT Thursday. * IMPACTS...Frost and freeze conditions are expected kill unprotected sensitive vegetation and possibly damage unprotected outdoor plumbing.
Last Updated 2024-10-30
Discharge Volume 101 ACRE-FT
Streamflow 50.7 cfs
-13.8 cfs (-21.4%)
Percent of Normal 83.32%
Maximum 38,900.0 cfs
2023-03-14
Seasonal Avg cfs

Total streamflow across the Mattole River was last observed at 51 cfs, and is expected to yield approximately 101 acre-ft of water today; about 83% of normal. Average streamflow for this time of year is 61 cfs, with recent peaks last observed on 2023-03-14 when daily discharge volume was observed at 38,900 cfs.

Maximum discharge along the river is currently at the Mattole R Nr Petrolia Ca reporting a streamflow rate of 39.9 cfs. This is also the highest stage along the Mattole River, with a gauge stage of 11.82 ft at this location. This river is monitored from 2 different streamgauging stations along the Mattole River, the highest being situated at an altitude of 599 ft, the Mattole R Nr Ettersburg Ca.

YEAR OVER YEAR DISCHARGE

INTERACTIVE MAP

Streamflow Conditions
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Mattole R Nr Ettersburg Ca
USGS 11468900
11 cfs 9.22 ft -42.55
Mattole R Nr Petrolia Ca
USGS 11469000
40 cfs 11.82 ft -12.69
History of the River
Hourly Forecast
Next 5 Days

Long Term Forecast
Next 16 Days

Streamflow Levels