Flood Risk and Vulnerability Analysis Project - Atlantic Climate ...

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Flood # Storm # General Location Start Year Start Month Start Day Start Time End Year End Month End Day End Time Duration (days) Season Region LGP# Community Name Water Bodies Type of Event Rainfall Amount Snowfall amount Sea Height Jam Height Damage Estimate by Community (if known) Damage Estimate by Storm (once per storm) DFAA Damage Report DFAA Damage Report (once per storm) Homes Flooded People Displaced Attachment Number Data Added By Flood Inventory Database 1950 - Present Description Source 556 178 South Coast 2000 1 22 2000 1 22 1 Winter Eastern Peter's River 557 178 South Coast 2000 1 22 2000 1 22 1 Winter Eastern 4600 Seal Cove Storm Surge $4,346,283 Storm Surge $4,346,283 MR: The breakwater was completely destroyed, several sections of infrastructure were washed ashore. Costal Waves / Storm Surge. 2 waves of 11-17 m. Channel-Port Aux Basques. $500,000 in damages to homes, a light house, etc. Damages to sewer outfall. To repair damages to a sea wall and two sanitary sewer outfalls to pre-storm conditions. Damages to roads. Major flooding in some areas, Allan's Island roadway cut off by large rocks tossed by storm surge blocking entrance. Damages to sea defence wall and walking trails MR: The breakwater was completely destroyed, several sections of infrastructure were washed ashore. Costal Waves / Storm Surge. 2 waves of 11-17 m. Channel-Port Aux Basques. $500,000 in damages to homes, a light house, etc. Damages to sewer outfall. To repair damages to a sea wall and two sanitary sewer outfalls to pre-storm conditions. Damages to roads. Major flooding in some areas, Allan's Island roadway cut off by large rocks tossed by storm surge blocking entrance. Damages to sea defence wall and walking trails MR: Internet, Multiple. The Compass. The Navigator. The Telegram. The Western Star 178 AMEC MR: Internet, Multiple. The Compass. The Navigator. The Telegram. The Western Star 178 AMEC 558 178 South Coast 2000 1 22 2000 1 22 1 Winter Eastern 4505 St. Vincent's-St. Stephen's- Peter's River Storm Surge $4,346,283 559 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern 1545 Epworth Rainfall 620 $1,340,476 560 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern 1940 Grand Bank Rainfall 620 $1,340,476 12 560 238 West Coast 2007 3 15 2007 3 16 2 Winter Western 1114 Cold Brook Rainfall and Snowmelt 561 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern 2745 Lawn Rainfall 620 $1,340,476 561 238 West Coast 2007 3 15 2007 3 16 2 Winter Western 5090 Three Rock Cove Rainfall and Snowmelt 562 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern 3830 Point aux Gaul Rainfall 620 $1,340,476 MR: The breakwater was completely destroyed, several sections of infrastructure were washed ashore. Costal Waves / Storm Surge. 2 waves of 11-17 m. Channel-Port Aux Basques. $500,000 in damages to homes, a light house, etc. Damages to sewer outfall. To repair damages to a sea wall and two sanitary sewer outfalls to pre-storm conditions. Damages to roads. Major flooding in some areas, Allan's Island roadway cut off by large rocks tossed by storm surge blocking entrance. Damages to sea defence wall and walking trails MR: Internet, Multiple. The Compass. The Navigator. The Telegram. The Western Star 178 AMEC MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD Heavy rainfall & snowmelt & ice blockage. 70 mm of rain & 60 mm of equivalent snowmelt in Stephenville. Stephenville and Port au Port West- Aguathuna-Felix Cove. Road Shoulder erosion, The Western Star, Email, roads & 4 bridges were closed. other 238 AMEC MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD Heavy rainfall & snowmelt & ice blockage. 70 mm of rain & 60 mm of equivalent snowmelt in Stephenville. Stephenville and Port au Port West- Aguathuna-Felix Cove. Road Shoulder erosion, The Western Star, Email, roads & 4 bridges were closed. other 238 AMEC MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD Page 40
Flood # Storm # General Location Start Year Start Month Start Day Start Time End Year End Month End Day End Time Duration (days) Season Region LGP# Community Name Water Bodies Type of Event Rainfall Amount Snowfall amount Sea Height Jam Height Damage Estimate by Community (if known) Damage Estimate by Storm (once per storm) DFAA Damage Report DFAA Damage Report (once per storm) Homes Flooded People Displaced Attachment Number Data Added By Flood Inventory Database 1950 - Present 562 239 Western Avalon Peninsula 2007 7 31 2007 8 1 2 Summer Eastern 575 Branch Rainfall $24,522,325 563 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern Salt Cove Brook Rainfall 620 $1,340,476 563 239 Western Avalon Peninsula 2007 7 31 2007 8 1 2 Summer Eastern 2250 Brook Heart's Delight-Islington Rainfall $24,522,325 100 564 217 Burin Peninsula 2005 3 30 2005 3 31 2 Spring Eastern Salt Pond Rainfall 620 $1,340,476 564 239 Western Avalon Peninsula 2007 7 31 2007 8 1 2 Summer Eastern Cape Shore Rainfall $24,522,325 100 Description Source MR: Many streams overflowed their banks washing away roads and culverts and caused property damage. Shearstown Brook burst its bank and the bridge over the river was in danger of failing. Numerous basements were flooded. The access road was washed out meaning the Marine Atlantic ferry couldn't run. The road to the fish plant was washed out. Houses had 4-5 feet of water in them, 4 different sections of the road was washed out. MR: VOCM. CBC. Telegram. The Charter 239 WRMD MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD MR: Many streams overflowed their banks washing away roads and culverts and caused property damage. Shearstown Brook burst its bank and the bridge over the river was in danger of failing. Numerous basements were flooded. The access road was washed out meaning the Marine Atlantic ferry couldn't run. The road to the fish plant was washed out. Houses had 4-5 feet of water in them, 4 different sections of the road MR: VOCM. CBC. Telegram. was washed out. The Charter 239 WRMD MR: Heavy rainfall. Up to 200 mm of rain in 36 hr. Env. Can estimated 140 mm to 160 mm of rain. Burin Peninsula. Estimated damages of $100,000. Roads washed out, eroded road shoulders and driveways. Grand Bank reports 10 – 12 flooded basements. Multiple 217 WRMD MR: Many streams overflowed their banks washing away roads and culverts and caused property damage. Shearstown Brook burst its bank and the bridge over the river was in danger of failing. Numerous basements were flooded. The access road was washed out meaning the Marine Atlantic ferry couldn't run. The road to the fish plant was washed out. Houses had 4-5 feet of water in them, 4 different sections of the road was washed out. MR: VOCM. CBC. Telegram. The Charter 239 WRMD Stephenville Crossing 1951 12 18 1951 12 19 1 Fall Western Bay of Islands Coastal Flooding 600 MR: Storm washed out rail bed and 15 telephone poles blown down. Streets were flooded and there was interior damages to several homes. Damage was also reported at Summerside, Bay of Islands and many fisherman lost boats and gear. MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Heritage Newfoundland Website, Department of Natural Resources Website 307 AMEC 565 005 MR: Many streams overflowed their banks washing away roads and culverts and caused property damage. Shearstown Brook burst its bank and the bridge over the river was in danger of failing. Numerous basements were flooded. The access road was washed out meaning the Marine Atlantic ferry couldn't run. The road to the fish plant was washed out. Houses had 4-5 feet Western Avalon of water in them, 4 different sections of the road MR: VOCM. CBC. Telegram. 565 239 Peninsula 2007 7 31 2007 8 1 2 Summer Eastern 950 Carbonear Rainfall $24,522,325 was washed out. The Charter 239 WRMD Southern and Eastern 565 283 Newfoundland 2010 9 21 2010 9 22 1 Fall Eastern 1885 Goobies $100,000,000 $72,730,852 Multiple 267, 267b AMEC MR: Many streams overflowed their banks washing away roads and culverts and caused property damage. Shearstown Brook burst its bank and the bridge over the river was in danger of failing. Numerous basements were flooded. The access road was washed out meaning the Marine Atlantic ferry couldn't run. The road to the fish plant was washed out. Houses had 4-5 feet Western Avalon of water in them, 4 different sections of the road MR: VOCM. CBC. Telegram. 566 239 Peninsula 2007 7 31 2007 8 1 2 Summer Eastern 1060 Clarke's Beach Rainfall $24,522,325 100 was washed out. The Charter 239 WRMD Heavy rains caused the riase of a stream at Goulds, near St. John's; 2-year old swept into the stream and drowned. Dept Natural Resources Website 304 AMEC 566 281 St. John's 1964 N/A N/A 1964 N/A N/A N/A N/A Eastern 4400 St. John's Rainfall Southern and Eastern 566 283 Newfoundland 2010 9 21 2010 9 22 1 Fall Eastern 1965 Grand le Pierre $100,000,000 $72,730,852 Multiple 267, 267b AMEC Page 41
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Atlantic Climate Adaptation Solutio
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GOVERNMENT OF NEWFOUNDLAND AND LABR
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June 13, 2012 AMEC Project #TA11127
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EXECUTIVE SUMMARY The Government of
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Assessing the Need for New or Updat
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SUMMARY The Government of Newfoundl
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Land Use Change A pre-cursor effort
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fresh water from the Arctic south a
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watershed, which appears to already
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RECOMMENDATION SUMMARY Infrastructu
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7. It is recommended that WRMD deve
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TABLE OF CONTENTS PAGE EXECUTIVE SU
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7.3 References for Assess Need for
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LIST OF TABLES Table 2-1. Flood Eve
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LIST OF FIGURES Figure 2-1. Water R
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1. OVERVIEW In the 1980‟s, under
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Floodway Floodway Fringe Climate Ch
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2. Task B - Updated Flood Events In
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Management Framework for Canada def
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The „Types of Events‟ field is
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Field Damage Estimate by Community
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Arrangements 10 (DFAA) damage estim
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Storm # General Location Year Seaso
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2.3.2 Weather Events - Annual Occur
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Figure 2-6. Storm Occurrence by Yea
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Figure 2-8. Storm Occurrence by Mon
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Type of Event (Grouped) % Occurrenc
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Figure 2-11. Flood Occurrence by Se
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Coastal Flooding Coastal Flooding a
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September is associated, presently,
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3. Task C - Assess Existing Flood R
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Gaudon‟s Brook / Cold Brook Steph
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3.3.2.1 Community Flood Watersheds
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3.3.2.3 Earth Observation for Susta
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Figure 3-3. Graphical model of land
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Original EOSD Classes Shadow Water
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surrounding areas were also evaluat
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Watershed Community Total Area Fore
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correct). Of the 90 accuracy assess
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Figure 3-6. GCM sectors selected to
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Figure 3-7. Percentage change of pr
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The results for temperature are sim
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Area Labrador West Central East Sum
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West sees slightly larger winter in
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These increases, though slight, in
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Classification Maximum Sustained Su
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Since air flow around high pressure
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10 9 8 7 6 Total Number of Tropical
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One of the reasons for this increas
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Figure 3-19. Frequency of Named Sto
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Figure 3-21. Change in Mean Sea Lev
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The net long term sea level effect
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Southern Oscillation (ENSO). The AM
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middle of North America as it would
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e a higher incidence of tropical st
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extreme will be considered. Areas t
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Storms weaken rapidly once they mak
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Figure 3-27. Selected Hurricane and
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o o a Category 2 Hurricane making l
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o Because winter temperatures show
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Worst Case Scenarios This section
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5. A hurricane making landfall on t
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Standards Association 21 recommends
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WRMD has defined a preference for h
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The hydrographic network was used t
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4.1.8 Flood History Identification
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Watershed Slope The slope attribute
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such as number of flood events at a
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Deer Lake Placentia Codroy Steady B
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TA1112733 page 109
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5.2 Methods The methodology used fo
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Reported Event Damages Storm# Locat
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Given the reported damages resultin
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Figure 5-3. Storm tracks for select
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natural constrictions. The number a
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5.5.2 Community Exposure to Physica
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Community Number of Events 2011 Pop
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Community Access Notes Confinement
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Brook and Deer Lake are both locate
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Warning Systems 1. It is recommende
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source of flood vulnerabilities com
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Figure 6-2. Newfoundland Digital El
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communities ( Gillams, Hughes Brook
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Sub-region Precipitation Climate Ch
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Analysis of the socio-economic data
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East-2 Coastal communities line nea
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6.2.2 Potential Strategies Table 6-
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6.3 Mitigation Recommendations Base
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Table 6-5 presents the range of ave
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West-3, West-4, and Central-3 These
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Mitigation Strategy Cost to Impleme
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Sub-region Watershed Characteristic
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TA1112733 page 155
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Music and Caya, 2007 Richter and Ba
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http://www.arcgis.com/home/item.htm
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Rank Community Name LGP# 82 Massey
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Page 199 and 200: FOX ISLAND RIVER-POINT GALLANTS GEO
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Page 205 and 206: Flood # Storm # General Location St
Page 243: Flood # Storm # General Location St
Page 253 and 254: 11. Appendix D IDF Curves Report TA
Page 255 and 256: Development of Projected Intensity-
Page 263 and 264: Storm Duration Development of Proje
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Page 287 and 288: Mean Annual Total Precipoitation, m
Page 289 and 290: Storm Duration Storm Duration Devel
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Storm Duration Storm Duration Storm
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Development of Projected Intensity-
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Codroy Valley Watershed Topography
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Parson's Pond Watershed Topography
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Rushoon Watershed: Topography Eleva
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Eastern Watersheds, East Topography
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Eastern 54°0'0"Watersheds, West To
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Central Watersheds, 57°0'0"W East
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Central 58°0'0"W and Western Water
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Badger and Rushy 58°0'0"W Pond Wat
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Cox's Cove Watershed: Land Cover 58
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Ferryland Watershed Land Cover 60°
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49°0'0"N Glenwood-Appleton 56°0'0
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Parson's Pond Watershed: Land Cover
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Rushy Pond Watershed: 57°0'0"WLand
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Stephenville Crossing Watershed: La
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Whitbourne and Brigus Watersheds: L
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Eastern Watersheds 2: Land Cover Ha
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Eastern Watersheds, East: Land Cove
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