Decision Memo Completed

National Tsunami Warning Center Installation of Three Tsunami Gauge Sensors

Chugach National Forest Anchorage, Alaska Glacier Ranger District

Proposal is for the installation of three tsunami sensor gauges in the Barry Arm area of Prince William Sound, AK. These sites would provide sea level monitoring and collect data in support of the Barry Arm landslide hazard.

Location

Barry Arm, Prince William Sound, Alaska

Project timeline

1
Scoping Start
09/30/2020
2
Decision
10/2020 (Estimated)
3
Implementation
10/2020 (Estimated)

NEPA / regulatory detail

Categorical Exclusion32.2 (3), 36 Cfr 220.6(E)(3)
Special AuthorityNot Applicable / Other
Notice and Comment RegulationNot Subject to Regulations
Project ActivitySpecial Use Authorizations
National Tsunami Warning Center Installation of Three Tsunami Gauge SensorsDecision Signed Date: 10/16/2020
ForestsChugach National Forest
DistrictsGlacier Ranger District
Legal Land DescriptionT11N R8E S31, T11N R8E S18, T11N R7E S2 Seward Meridian
Special use management