Alamosa River

Streamflow Hydrology Weather


Alamosa River Levels

March 2 2024

7 ACRE-FT

Discharge Volume Today
0.0 cfs (0.0%) since yesterday
3.3% of normal Very Low

Total streamflow across the Alamosa River was last observed at 4 cfs, and is expected to yield approximately 7 acre-ft of water today; about 3% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 112 cfs, with recent peaks last observed on 2017-06-06 when daily discharge volume was observed at 2,373 cfs.

Maximum discharge along the river is currently at the Alamosa River Below Terrace Reservoir reporting a streamflow rate of 2.96 cfs. This is also the highest stage along the Alamosa River, with a gauge stage of 1.98 ft at this location. This river is monitored from 3 different streamgauging stations along the Alamosa River, the highest being situated at an altitude of 9,403 ft, the Alamosa River Above Wightman Fork Near Jasper.

Last Updated 2023-12-07
Streamflow 3.7 cfs
Percent of Normal 3.3%
Maximum 2,373.0 cfs
2017-06-06

About the alamosa river


The Alamosa River is a tributary of the Rio Grande in southern Colorado. It stretches 50 miles from its headwaters in the San Juan Mountains to its confluence with the Rio Grande. Historically, the river was used for gold mining and agriculture, but today, it is primarily used for recreation, including fishing and kayaking. The river's hydrology is heavily influenced by snowmelt, which can cause significant flooding during the spring and early summer. There are several reservoirs and dams on the Alamosa River, including Terrace Reservoir and Platoro Reservoir. These reservoirs were built for irrigation purposes and to manage the river's flow for flood control. Despite the use of the river for recreation and agriculture, efforts are being made to improve water quality and habitat for fish and wildlife.

Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Alamosa River Above Wightman Fork Near Jasper
USGS 08235250
-999 cfs 0.66 ft 0
Alamosa River Above Terrace Reservoir
USGS 08236000
-999 cfs 0.00 ft None
Alamosa River Below Terrace Reservoir
USGS 08236500
3 cfs 1.98 ft 0

Peak Annual Discharge

Alamosa River Maximum Total Discharge

Seasonal Comparison

Alamosa River Year Over Year Discharge


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