Rivers in Alaska
Chester Creek at Arctic Blvd at Anchorage
Below flood stage
2.91ftStage
Observed Tue, Sep 22, 8:15 PM UTC
- Flood stage
- 4.00 ft
- Forecast crest
- 2.91 ftTue, Sep 22, 9:00 PM UTC
- Record crest
- 5.88 ft2012
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 6.00 ft |
| Moderate flood | 5.00 ft |
| Minor flood | 4.00 ft |
| Action | 3.30 ft |
- 4.00 ftPortions of the Chester Creek Bike Path will get inundated, especially beneath the C St Bridge
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 42% |
| Moderate flooding | 6% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 1, 2025.
Crest history
43 crests on NOAA’s list since 1967.
| # | Date | Stage |
|---|---|---|
| 1 | September 21, 2012 | 5.88 ft |
| 2 | January 16, 2009 | 5.81 ft |
| 3 | August 26, 1989 | 5.56 ft |
| 4 | August 16, 2023 | 5.17 ft |
| 5 | October 6, 2012 | 5.16 ft |
| 6 | August 25, 1984 | 5.11 ft |
| 7 | September 24, 1981 | 4.98 ft |
| 8 | September 3, 1982 | 4.95 ft |
| 9 | June 27, 1979 | 4.83 ft |
| 10 | September 29, 2015 | 4.76 ft |
| 11 | August 22, 2006 | 4.54 ft |
| 12 | August 13, 2017 | 4.46 ft |
| 13 | September 24, 1985 | 4.44 ft |
| 14 | October 28, 2013 | 4.43 ft |
| 15 | July 11, 1991 | 4.41 ft |
| 16 | September 21, 1977 | 4.38 ft |
| 17 | September 11, 1975 | 4.37 ft |
| 18 | June 14, 1978 | 4.32 ft |
| 19 | October 1, 1982 | 4.31 ft |
| 20 | August 27, 2004 | 4.30 ft |
| 21 | October 2, 1987 | 4.20 ft |
| 22 | August 16, 1980 | 4.18 ft |
| 23 | September 22, 1990 | 4.04 ft |
| 24 | August 21, 2018 | 3.94 ft |
| 25 | August 8, 2016 | 3.92 ft |
Most recent crests
- August 16, 2023: 5.17 ft
- September 20, 2019: 3.89 ft
- August 21, 2018: 3.94 ft
- August 13, 2017: 4.46 ft
- August 8, 2016: 3.92 ft
- September 29, 2015: 4.76 ft
- October 28, 2013: 4.43 ft
- October 6, 2012: 5.16 ft
- September 21, 2012: 5.88 ft
- August 9, 2011: 3.82 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Alaska Pacific River Forecast Center. Forecasts are issued routinely during the warm season, and as needed at other times of the year. Stage may be affected by ice.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.