RIVER GAUGE · ARKANSAS RIVER
Arkansas River at Portland
Fremont County, Colorado
Water level0.57 ft
Flow76 cfs
Last readingSep 16, 2026, 5:15 PM UTC (last recorded)
Action7 ft5,000 cfs
Minor flood9 ft
Moderate flood10 ft
Major flood11 ft
The past week
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What floods at each level
- 15 ft
Flood waters flow into parking lot of Holcim Cement Plant.
- 12.5 ft
Flood waters reach base of railroad bridge near Holcim Cement Plant.
- 11 ft
Major Flood Stage.
- 10 ft
Moderate Flood.
- 9.5 ft
Water rises to railroad tracks on east side of Holcim Cement Plant.
- 9 ft
Minor Flood. Considerable lowland and meadow flooding occurs.
- 8 ft
Minor agricultural flooding occurs.
- 7 ft
The river is bankfull.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jul 5, 2006 | 12.94 ft | 15,900 cfs |
| Aug 1, 1976 | 11.26 ft | 12,800 cfs |
| Aug 1, 1975 | 10.09 ft | 10,200 cfs |
More on Arkansas River
UpstreamArkansas River at Cañon City
DownstreamArkansas River above Pueblo
Get an alert when Arkansas River rises
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