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WOLF CREEK DAM

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... Analysis for Wolf Creek. Clarksville/Montgomery ... Continuing public presentations on Wolf Creek ... Wolf Creek Power production is 'dead' at 673' or below ... – PowerPoint PPT presentation

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Title: WOLF CREEK DAM


1
WOLF CREEK DAM
2
What is Wolf Creek Dam?
  • Largest reservoir East of the Mississippi River
  • 9th largest reservoir in the United States (Lake
    Cumberland)
  • 5,736 ft long, 258 ft high
  • Filled with water in December 1950
  • Hydropower and recreation, no barge traffic

3
Where is Wolf Creek Dam located?
  • Russell County, KY
  • NW of Burkesville, KY
  • 315 River miles from Montgomery County
  • (River Mile 145)

4
THE PROBLEM
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6
1967-1968
7
1960s 1970s
  • Emergency grouting
  • 223 deep wall was constructed
  • 300 monitors were installed

8
1980s - present
  • Monitoring equipment
  • seepage has increased
  • stability of the foundation is threatened
  • 2002 and 2003 borings
  • soft zones at the top of the bedrock
  • within the embankment

9
What is the Corps of Engineers doing about it?
  • Installing a 298 ft deep cutoff wall the entire
    length of the Dam projected completion date of
  • 2014

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11
What is the Corps of Engineers doing about it?
  • Supplying affected communities with data maps
  • 3 layer warning system
  • Red (bad)
  • Blue (worse)
  • Green (worst)

12
What is the Corps of Engineers doing about it?
  • Working to repair the dam
  • Emergency grouting
  • Cutoff wall
  • Lowering reservoir levels to 680 elevation
  • Winter pool 690
  • Summer pool 723
  • Required for repairs

13
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14
What are we doing about this possible threat to
our community?
  • Updating and reviewing current plans and
    enhancing various components to address the
    threat of this potential disaster
  • Conducted a Hazard Analysis for community
    vulnerability from this threat
  • Informing the public of the threat to the
    community and providing information
  • Working with City, County, State, and Federal
    governments to lessen the impact and prepare for
    such a threat

15
The Hazard Analysis for Wolf CreekClarksville/Mon
tgomery County
  • Water here on 2nd day
  • Rise 1-3 inches an hour per COE data
  • Riverside Drive/Hwy 48 (388) on the 5th day
  • 388 or above for approximately 9 days
  • Peak on the 9th day at an elevation of 412 ft.
  • according to Corps of Engineers data adjusted
    for worst case scenario ( 15 ft)

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18
The Hazard Analysis for Wolf CreekClarksville/Mon
tgomery County
  • 37,540 citizens
  • 2,406 residences
  • 3,715 total affected properties
  • Total loss estimate 235,034,347 (building and
    contents damage with 30 flood depth)

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20
  • The railroad bridge over the Cumberland River has
    a low steel elevation of 407 feet
  • McClure Bridge (Hwy 48) has a low steel elevation
    of 431 feet

21
Whats been done so far?
  • Conducted the Hazard Analysis utilizing the APSU
    GIS Center for an up to date look at the
    potential impact
  • APSU GIS has produced imagery and maps that
    actually show the worst case scenario as well as
    other levels of the threat
  • Public notification to include all media venues
    and public warning systems available, TENS
    (reverse call capability) loaded with pre-set
    messages
  • Continuously meeting with City and County
    Departments to enhance capabilities to prepare
    for this event

22
Whats been done so far?
  • Have conducted briefings to both the Clarksville
    City Council and the Montgomery County Commission
    on Wolf Creek
  • Continuing public presentations on Wolf Creek
  • Continuing to monitor information from the Corps
    of Engineers on Wolf Creek progress and provide
    updates

23
The Flip Side
24
Low Water
  • Water is currently at 680
  • Wolf Creek Power production is dead at 673 or
    below
  • Corps has alerted communities that the water MAY
    be drawn down to 650

25
Low Water
  • At 650 power production at coal fired plants
    near the Dam would be affected
  • Rolling blackouts
  • Most community water intakes behind the Dam are
    at 673
  • Water shortages
  • Communities have been asked to extend their
    intakes to 650 elevation

26
Low Water
  • Estimated 150,000,000 lost this year in Lake
    Cumberland communities
  • Boating
  • Fishing
  • Recreation
  • Tourism
  • Sales Tax

27
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29
Low Water
  • Losses are in KY but impact could be felt here
  • Water quality issues
  • Strain on power grid
  • Barge traffic

30
What should individuals do?
  • Prepare
  • Plan
  • Get informed, stay informed

31
PREPARE
  • Flashlight and extra batteries
  • Portable radio and extra batteries
  • Emergency food and water (one gallon per person
    per day)
  • ready to eat canned meats
  • canned juices, milk, soup (if powdered, store
    extra water)
  • high energy foods (peanut butter, jelly,
    crackers, granola bars, peanuts
  • special diet foods
  • First aid kit including any essential medications
  • assorted bandages and gauze pads
  • scissors, tweezers, assorted safety pins
  • moistened towelettes
  • antiseptic soap
  • thermometer
  • tube of lubricant (Vaseline, etc.)
  • latex gloves
  • sunscreen
  • pain reliever and other medications

32
PREPARE
  • extra clothing
  • one change of clothing per person
  • one change of footwear per person
  • Non-electric can opener
  • Copies of important documents
  • Sturdy shoes and work gloves
  • Fire extinguisher
  • Pliers, wrench
  • Matches in waterproof container
  • Sanitation supplies
  • toilet paper
  • garbage bags
  • plastic bucket with tight lid
  • disinfectant
  • chlorine bleach
  • non-rinse soap and shampoo
  • Electrical tape
  • Duct tape
  • Weather radio

33
PREPARE
  • Dont forget your pets
  • Extra food
  • Water
  • Medications
  • Shelter

34
PREPARE
  • Make sure that you are in the TENS system
  • Unpublished numbers, cell phones and Internet
    phone service must be manually loaded at
  • http//gisweb.apsu.edu/hls_r911/signup_063.htm
  • Or call the Montgomery County Emergency
    Management Agency 648-5702

35
PLAN
  • know which radio station to tune in to for
    emergency information
  • have a plan for getting back together if
    separated
  • after a disaster it is often easier to call long
    distance so ask an out-of state relative to be a
    point of contact for you
  • be sure every member of the family knows the
    name, address, and phone number of the contact

36
PLAN
  • Where will you stay at if your home is affected?
  • Family/Friend
  • Will their home be affected?
  • Will you be able to get there?
  • Take your disaster kit with you!
  • Disaster shelter
  • Do you have transportation? Buses will be
    available if needed

37
GET INFORMED, STAY INFORMED
  • Will your property be affected?
  • Will your neighborhood, streets, etc. be
    affected?
  • Will your workplace be affected?
  • What level is the lake at?
  • How is work progressing at the Dam?

38
http//gisweb.apsu.edu/wolfcreek/viewer.htmhtt
p//gisweb.apsu.edu/wolfcreek.phpwww.montgomeryc
ountytn.netwww.cityofclarksville.comwww.lrn.us
ace.army.mil/pao/issues/WOLcommowww.ready.govh
ttp//gisweb.apsu.edu/hls_r911/signup_063.htm
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