Gulkana River at the Richardson Highway near Gulkana

Last updated: Apr 1, 2025, 10:58 PM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 31.3 - Bridge Low Cord
  • 11 - Stage associated with flow (17700 cfs) having a recurrence interval of >50 years; major flooding would be expected on this and nearby streams
  • 10.5 - Stage associated with flow (15800 cfs) having a recurrence interval of ~20-40 years; moderate flooding would be expected on this and nearby streams

Gauge Info

Coordinates 62.2689, -145.381
RFC APRFC
State AK
WFO AFC
County Copper River
Data Provider(s)
National Weather Service Alaska-Pacific Forecast Center

Gauge Location

Recent Crests

1. 9.33 ft on 06-01-2021 (P)
2. 7.35 ft on 05-18-2017 (P)
3. 7.81 ft on 07-26-2016 (P)
4. 8.79 ft on 05-10-2015 (P)
5. 8.85 ft on 07-03-2014 (P)

Historic Crests

1. 18.45 ft on 05-11-1986
2. 12.13 ft on 05-30-2013 (P)
3. 11.65 ft on 05-12-1982
4. 10.85 ft on 05-04-2007
5. 10.71 ft on 12-29-2000

Vertical Datum Table

type STND NAVD88 NGVD29
major Flooding N/AN/AN/A
moderate Flooding 10.50 ft10.50 ft1376.80 ft
minor Flooding 10.00 ft10.00 ft1376.30 ft
action 9.00 ft9.00 ft1375.30 ft
Latest Value 7.48 ft7.48 ft1373.78 ft
Gauge Zero 0.00 ft0.00 ft1366.30 ft

Gauge Photos

Photo 1 of 3

Upstream stage 9.1ft

Probability Information

No Images Available

Unique Local Info

Long-term Hydrograph

Collaborative Agencies

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WFO Information

Weather Forecast Office
Anchorage
6930 Sand Lake Road
Anchorage, AK 99502
Official Homepage