Hoonah-Angoon Census Area, AK Environment & Hazard Risk

• LandslideRelatively Moderate$152K/yr expected annual loss, about 37 events a year
• AvalancheVery High$2.34M/yr expected annual loss, about once every 6 years
• EarthquakeRelatively Low$560K/yr expected annual loss, about once every 11 years
• Winter weatherRelatively Low$21.27K/yr expected annual loss, about 12 events a year
• Volcanic activityVery Low$1/yr expected annual loss, about once every 3,333 years
• Coastal floodingVery Low$593/yr expected annual loss, about once every 83 years
• TsunamiVery Low$88.91K/yr expected annual loss, about once every 3 years
• WildfireVery Low$1,012/yr expected annual loss, about once every 69,734 years
• Cold waveVery Low$6,671/yr expected annual loss, about once every 10 years
• Ice stormVery Low$780/yr expected annual loss, about once every 67 years
• LightningVery Low$1,555/yr expected annual loss, about 4.2 events a year
• TornadoVery Low$0/yr expected annual loss, about once every 20,207 years

Bars show the national percentile score (0 to 100) for each hazard. Dollar figures are expected annual losses to buildings, people and crops. Not rated here: drought, hail, heat wave, hurricane, riverine flooding, strong wind.

Check the flood zone for an address

Homes in high-risk flood zones

0

• Winter Storm23
• Heavy Snow15
• Frost/Freeze9
• High Wind9
• Flood2
• Tsunami1

• Flood12/01/2020

  Hoonah, Hoonah Channels Borough

  $674K damage

  What happened

  As the atmospheric river moved over the Hoonah and Tenakee Springs area in the early morning hours of December 1st through mid morning of December 2nd it produced significant amount of precipitation. In the first 12 hours of the event 2.5 of precipitation fell with some of that falling as snow at higher elevations. More warm and moist air moved over the region into the evening hours of the 1st and persisted into the early morning of the 2nd. More heavy precipitation fell through this time frame and produces significant runoff as the ground was totally saturated as well as runoff from snowmelt. The Hoonah COOP observer reported 4.70 on December 2nd a all time daily precipitation record and a 50 to 100 year event. It was also a 2 day all time precipitation record of 7.18 for December 1st and 2nd which is a 200 to 500 year event. At the Hoonah RAWS weather station, close to Tenakee Springs, it reported 6.9 in 24 hours and 8.74 in 48 hours which are both a 100-200 year event. During the heaviest precipitation of the event, the evening of December 1st, 3.7 in 12hrs was reported at the Hoonah RAWS with is a 10-25 year event. All of this heavy rainfall along with snowmelt overwhelmed...

• Flood12/01/2020

  Gustavus, Glacier Bay Borough

  $250K damage

  What happened

  The atmospheric river moved over the Glacier Bay area and Gustavus in the early morning hours of December 1st and persisted through the late evening hours of December 2nd. Heavy to moderate rainfall persisted over 36 hours with the highest amounts coming during the overnight hours going into December 2nd. In the first 12 hours of the event, 2.16 of precipitation fell which is a 5 to 10 year event, some of that precipitation did fall as snow at higher elevations. There was a few inches of snow at sea level but that quickly melted. More warm and moist air moved over the region into the evening hours of the 1st and persisted into the early morning of the 2nd. More heavy precipitation fell through this time frame and produces significant runoff as the ground was totally saturated as well as runoff from snowmelt. Precipitation totals were as high as 7.25 for the event from early December 1st through the early morning hours of December 3rd which is a 200 year event. The 24 hour precipitation amount reported at the Gustavus CRN site on December 1st was 3.76 which is a 10 to 25 year event. The 48 hour precipitation amount from Bartlett Cove in Glacier Bay National Park was 6.43 and...

• Heavy Snow03/18/2026

  Cape Fairweather To Lisianski Strait

• High Wind53 kt wind03/07/2026

  Glacier Bay

• High Wind67 kt wind03/07/2026

  Cape Fairweather To Lisianski Strait

• Winter Storm03/05/2026

  Glacier Bay

• High Wind54 kt wind01/14/2026

  Cape Fairweather To Lisianski Strait

• Winter Storm01/09/2026

  Glacier Bay

• Winter Storm01/05/2026

  Admiralty Island

• Winter Storm01/05/2026

  Cape Fairweather To Lisianski Strait