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Reservoir Report

Vega Reservoir

Colorado, USA USBR

As of September 18, 2026, Vega Reservoir is holding 2,901 acre-ft of water — 12% of normal storage for this date. Storage data refreshed throughout the day.

Today high
--
Tonight low
--
Current storage
2,901acre-ft
% of normal
12%
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Next 24 hours
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Right now · current storage
Vega Reservoir
USBR · 924
2,901 acre-ft
As of 2026-09-18
Seasonal avg
24,919
Record max
39,608
24h change
-0.2%
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Vega Reservoir -- Colorado reservoir
Vega Reservoir Colorado
About this reservoir

Vega Reservoir

Vega Reservoir is a man-made lake located in western Colorado, near the town of Collbran. Constructed in 1963, the reservoir was created to store water for agricultural irrigation and municipal use. The reservoir has a capacity of 27,000 acre-feet and is fed by the Plateau Creek watershed, which includes snowmelt and surface runoff. The surrounding area is known for its agriculture, including orchards and cattle ranching. The reservoir also supports recreational activities, such as fishing, boating, and camping. It is stocked annually with rainbow and brown trout. Vega Reservoir is an important source of water for the region, and its management is critical to ensuring sustainable agriculture and recreation opportunities.

StateColorado
OperatorUSBR
Site ID924
Percent of normal12%
Last updated2026-09-18
Records since1974
Storage trends

Daily levels at Vega Reservoir

Storage volume, pool elevation, and total release plotted from the operating agency's daily observations.

Storage

acre-ft · code 17

Inflow

cfs · code 29

Pool Elevation

ft · code 49

Total Release

cfs · code 42

Modelled bathymetry

Inside the reservoir

The real shoreline of this water body, with a depth model scaled so the basin holds exactly its recorded storage. Drag to orbit, scroll to zoom, and use the slider to drain and refill it. Click anywhere on the basin for the modelled depth there.

Shoreline approximate
Building basin…
Empty Normal pool
Water level
Storage
Surface area
Max depth

How this is built. The shoreline is the National Hydrography Dataset polygon for this water body (“Vega Reservoir”), matched to the dam by proximity and confirmed by comparing its area with the National Inventory of Dams surface area. Depth is modelled, not surveyed: the basin is shaped by distance from shore — deep in open water, shallow in the bays — and scaled so its volume equals the recorded storage. No national bathymetric survey exists for US reservoirs. Treat the shoreline, area and volume as measured, and the depth distribution as an informed approximation.

Above normal pool, water is shown rising within the normal-pool shoreline. Where it would actually spread depends on the surrounding terrain, which is not modelled here — a reservoir in a steep canyon barely widens, one on flat ground can spread a long way. This is a depth and volume figure, not an inundation map. Official inundation mapping for a dam comes from its Emergency Action Plan.

Detailed forecast

Plan around the weather

Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column on the meteogram -- rain on the basin upstream typically lifts inflow 24-72 hours later.

Hourly detail

Next 5 days, hour by hour

Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.

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Deep dive

5-day forecast table

Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max.

TimeConditionTemp (°F)Snow (in)Rain (in)Humidity (%)Wind (mps)Wind dir
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Long-term outlook

15-day temperature & precipitation

Daily temperatures, snow, and rain projected over the next two weeks.

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Regional inflow

Nearby streamflow gauges

USGS streamgauges around Vega Reservoir -- inflows here typically show up in storage 24-72 hours later.

Around the water

Make a day of it

Boat launches, lakeside camping, fishing access, and other reservoirs near Vega Reservoir.

FAQ

About Vega Reservoir

What is the water level at Vega Reservoir right now?

As of September 18, 2026, Vega Reservoir is holding 2,901 acre-ft, about 12% of normal for this date. Pool elevation and the year-over-year trend are shown above.

Is Vega Reservoir high or low right now?

Compare the percent-of-normal figure on this page: above 100% means storage is higher than the historical average for the date (a wet year), below 100% means lower (a dry year or drought). The daily-levels chart shows the current trend.

Where does the data for Vega Reservoir come from?

Daily storage, pool elevation, and release rates are sourced from USGS, USBR, and USACE monitoring stations. Weather forecast comes from NOAA / yr.no -- the same feed Snoflo's iOS app uses.

How often is the report updated?

Storage observations are updated daily by the operating agency. The 15-day weather forecast refreshes throughout the day. Snoflo caches and renders the most recent observation -- check the "as of" timestamp on the storage card.

What does the Hazard hazard rating mean?

The Corps of Engineers' hazard potential classification grades probable consequences if the dam fails: High = probable loss of human life; Significant = no probable loss of human life but possible economic loss / environmental damage; Low = no probable loss of human life, only minor economic / environmental losses. See the Dam Data Reference card below for the full definitions.

What's "% of normal"?

The current storage value compared to the historical average storage on this calendar day. 100% = right on average; values above 100% mean above-normal storage (wet year); values below mean below-normal (dry year or drought).

Can I get alerts when storage crosses a threshold?

Yes -- alerts are managed in the Snoflo iOS app. Favorite this reservoir, set a threshold, and you'll get a push the moment conditions cross.