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2005 Spring Flooding
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Emmonak and Alakanuk.  Beginning May 13, 2005, a large ice jam blocked the mouth of the Lower Yukon River and caused widespread flooding to the cities of Emmonak and Alakanuk.  In both cities, several roads were inundated and eroded by the floodwaters.  Floodwaters also inundated city infrastructure to include the above-ground circulating water and vacuum sewage systems which were displaced and/or knocked off their mounting supports.  Both cities have submitted local disaster declarations requesting State assistance.  There were no life safety issues during this event.  Floodwaters subsequently subsided to normal levels within the river banks on or about May 18, 2005.

McGrath.   Beginning May 3, 2005, ice jam flooding eroded several local roads, including Takotna Avenue and Cranberry Ridge Road, and unusually high water levels threatened city infrastructure and private homes, in the City of McGrath.  The city infrastructure at risk included: the City Office building which housed the water plant, health clinic, fire station, laundromat, and State Trooper Office; the utility corridor containing power and water lines; two marine fuel headers and associated tank farms; and Federal and State offices and housing.  Several private homes were cut off from emergency services due to impassable roads.  Takotna Avenue is a main transportation avenue in town.  The road also serves as a levee against rising river water that if breeched, would threaten a large portion of the City of McGrath.  The City of McGrath signed a local disaster declaration and requested State assistance on May 13, 2005.  The high water levels at McGrath receded slowly from May 14 to 18, 2005. 

Click on each thumbnail below for full-size images.

Alakanuk Flooding

 
Photo 1 – Aerial view of widespread flooding in Alakanuk in May 2005
Photo 2 – View of road material washed off road in Alakanuk, May 2005
Photo 3 – View of surface gravel washed off road in Alakanuk, May 2005
Photo 4 – View of exposed culvert and roadbase material lost along road in Alakanuk, May 2005

Emmonak Flooding

 
Photo 1 – Aerial view of widespread flooding in Emmonak in May 2005
Photo 2 – View of flooding at Airport Way (foreground) and city dump in Emmonak, May 2005
Photo 3 – View of washout within Airport Way Road in Emmonak, May 2005
Photo 4 – View of washout and exposed culvert within Airport Way Road in Emmonak, May 2005
Photo 5 – View of damage to boardwalk and playground  in Emmonak, May 2005
Photo 6 – View of displaced arctic pipe utility corridor in Emmonak,  May 2005
Photo 7 – View of displaced boardwalk in Emmonak, May 2005
Photo 8  – View of high water mark of the flood on a residential home in Emmonak, May 2005

McGrath Flooding

 
Photo 1 – DCCED Community Map for McGrath
Photo 2 – View of widespread flooding in McGrath in May 2005
Photo 3 – View of flooding along Cranberry Ridge Road.
Photo 4 – Close-up view of flooding along  Cranberry Ridge Road
Photo 5 – View of erosion to riverbank along Takotna Avenue in McGrath,  May 2005
Photo 6 – View of erosion to riverbank along Takotna Avenue in McGrath,  May 2005
Photo 7 – View of washout to Cranberry Ridge Road in McGrath, May 2005
Photo 8  – View of completed repairs to Cranberry Ridge Road
 

Alaska Division of Homeland Security and Emergency Management
P.O. Box 5750, Fort Richardson, AK 99505-5750
Phone: (907)428-7000 Fax: (907)428-7009
dhs&em_emergency_mgmt@ak-prepared.com


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Last Modified 07/01/2005