Unnamed Bay, PWS-SW06

Tim L. Robertson

This is not intended for navigational use.

Center of map at 59˚ 59.85' N Lat., 147˚ 59.08' W Lon.

SW-06 Unnamed Bay viewed from the north.Lege

ndMap Photo&

NOTES:This tactic needs to be deployed at high tide. There are navigation hazards at low tide.

Soundings in fathoms

August 2003

Scale

1 nm

1 mi.

1,000 yds.

FO-S01

02EX

03EX

04PR

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El ringtonIsland

M o n t g o m e r y

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SW-06-02 Unnamed Bay stream viewed from the northwest.

Free-oil Recovery,Shallow Water

Exclusion Booming

Passive Recovery andDebris Removal

Protected-water Boom

FO-S

EX

PR

Snare Line

Tidal-seal Boom

Eagle Nest

Prince William Sound Zone Geographic Response Strategies August 2003

PWS-SW06

ID Location and Description Response Strategy Implementation Response Resources Staging Area Site Access Resources Protected(months)

Special Considerations

PWSSW06-01

Unnamed Bay

Nearshore waters in thegeneral area of:

Lat. 59º 59.78 NLon. 147º 59.20 W

Free-oil Recovery-ShallowWater

Maximize free-oil recovery inthe offshore & nearshoreenvironment of Unnamed Baydepending on spill locationand trajectory.

Deploy free-oil recovery strike teamsupwind and up current of Unnamed Bay.

Use aerial surveillance to locate incomingslicks.

Deploy multiple free-oil recovery striketeams as required to maximizeinterception of oil before it impactssensitive areas.

Marine Marine

Chart 16702-1

Same as PWS-SW06-02

Vessel master should have localknowledge.

Strong current in mid-channelat max flood

PWSSW06-02

Unnamed BayLat. 59º 59.85 NLon. 147º 59.08 W

Exclusion

Exclude oil from enteringUnnamed Bay.

Transport equipment by vessel (class2/3/4).

Deploy anchors and boom with fishingvessels and skiffs (class 3/4/6).

Place tidal-seal boom and protected-waterboom across the entrance to UnnamedBay.

Tend throughout the tide.

DeploymentEquipment

2100 ft. protected-water boom4 section ≥400 ft. tidal-seal boom8 ea. anchor systems (~40 lbs.)6 ea. anchor stakes

Vessels1 class 3/41 class 6

Personnel/Shift5 ea. vessel crewTending

Vessels1 ea. class 3/41 ea. class 6

Personnel/Shift3 ea. vessel crew

Vessel platform Marine

Helicopter Floatplane

Chart 16702-1

Human use-subsistenceresources

Fish-intertidalspawning, salmon(May-Sept.)

Vessel master should have localknowledge.

This area includes some privateproperty.

Hazardous footing conditionson shoreline

This tactic needs to be deployedat high tide.

REPORT any cultural resourcesfound during operations toFOSC Historic PropertiesSpecialist.

Surveyed, verified, deployed:SERVS June 2001

PWSSW06-03

Unnamed BayLat.59º44.1 NLon. 149º56.5 W

Exclusion

Exclude oil from entering thecreek on the south side ofUnnamed Bay.

Transport equipment by vessel (class2/3/4).

Deploy anchors and boom with vessels(class 3/4/6).

Place tidal-seal boom and protected-waterboom across the entrance of the creek onthe south side of the bay.

Tend throughout the tide.

DeploymentEquipment

100 ft. protected-water boom2 section ≥50 ft. tidal-seal boom2 ea. anchor systems (~40 lbs.)4 ea. anchor stakes

VesselsSame as PWS-SW06-02

Personnel/ShiftSame as PWS-SW06-02Tending

VesselsSame as PWS-SW06-02

Personnel/ShiftSame as PWS-SW06-02

Vessel platform Marine

Chart 16702-1

Same as PWS-SW06-02

Vessel master should have localknowledge.

Surveyed, verified, deployed:SERVS June 2001

PWSSW06-04

Unnamed BayLat. 59º 59.85 NLon. 147º 59.08 W

Passive Recovery

Minimize impact to the tidalflats and salmon stream inUnnamed Bay through the useof passive recovery of oil.

Transport equipment by vessel (class3/4).

Place and anchor snare or sorbent boomacross the stream and tidal flats inUnnamed Bay.

Replace as necessary to maximize therecovery.

Tend at least once per tide.

DeploymentEquipment

200 ft. snare or sorbent boom4 ea. anchor stakes

Vessels/Personnel/ShiftSame as PWS-SW06-02Tending

Vessels/Personnel/ShiftSame as PWS-SW06-02

Vessel platform Marine

Chart 16702-1

Same as PWS-SW06-02

Use snare boom for persistentoils and sorbent boom for non-persistent oils.