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 112 078 Bay of Islands 1976 1 27 1976 1 28 2 Winter Eastern 340 Benoit's Cove Rainfall $100,000 113 078 Bay of Islands 1976 1 27 1976 1 28 2 Winter Western 2730 Lark Harbour Rainfall 22.4 $100,000 114 078 Bay of Islands 1976 1 27 1976 1 28 2 Winter Western 1200 Corner Brook Rainfall 22.4 $100,000 $100,000 115 078 Bay of Islands 1976 1 27 1976 1 28 2 Winter Western 4935 Steady Brook Rainfall $100,000 2 families MR: Ice piled up at the mouth of Clark's Brook causing some problems. Several road washouts had occurred, one resident on Massey Drive was reported to have lost his driveway. The area was plugged with ice causing the water to back up inundating 4 homes and threatening 10 others. Several road washouts reported. Homes in Frenchmans Cove, Benoit's Cove and Lark Harbour damaged by flood waters. Steady Brook clogged with ice causing inundation of 4 homes and threatening another 10 MR: Ice piled up at the mouth of Clark's Brook causing some problems. Several road washouts had occurred, one resident on Massey Drive was reported to have lost his driveway. The area was plugged with ice causing the water to back up inundating 4 homes and threatening 10 others. Several road washouts reported. Homes in Frenchman's Cove, Benoit's Cove and Lark Harbour damaged by flood waters. Steady Brook clogged with ice causing inundation of 4 homes and threatening another 10 MR: Ice piled up at the mouth of Clark's Brook causing some problems. Several road washouts had occurred, one resident on Massey Drive was reported to have lost his driveway. The area was plugged with ice causing the water to back up inundating 4 homes and threatening 10 others. Several road washouts reported. Homes in Frenchman's Cove, Benoit's Cove and Lark Harbour damaged by flood waters. Steady Brook clogged with ice causing inundation of 4 homes and threatening another 10 MR: Ice piled up at the mouth of Clark's Brook causing some problems. Several road washouts had occurred, one resident on Massey Drive was reported to have lost his driveway. The area was plugged with ice causing the water to back up inundating 4 homes and threatening 10 others. Several road washouts reported. Homes in Frenchman's Cove, Benoit's Cove and Lark Harbour damaged by flood waters. Steady Brook clogged with ice causing inundation of 4 homes and threatening another 10 MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Hydro technical Study of the Deer Lake Area, Dept of Natural Resources Website 279 AMEC MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Hydro technical Study of the Deer Lake Area, Dept of Natural Resources Website 279 AMEC MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Hydro technical Study of the Deer Lake Area, Dept of Natural Resources Website 279 AMEC MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Hydro technical Study of the Deer Lake Area No AMEC 116 078 Bay of Islands 1976 1 27 1976 1 28 1 Winter Western 1380 Deer Lake Steady Brook Rainfall / Snowmelt / Ice Jams 22.4 $100,000 MR: Ice piled up at the mouth of Clark's Brook causing some problems. Several road washouts had occurred, one resident on Massey Drive was reported to have lost his driveway. The area was plugged with ice causing the water to back up inundating 4 homes and threatening 10 others. Several road washouts reported. Homes in Frenchman's Cove, Benoit's Cove and Lark Harbour damaged by flood waters. Steady Brook clogged with ice causing inundation of 4 homes and threatening another 10 MR: Flooding Events in Newfoundland and Labrador - An Historical Perspective. Hydro technical Study of the Deer Lake Area, Dept of Natural Resources Website 279 AMEC 117 079 St. John's 1976 2 22 1976 2 23 1 Winter Eastern 4400 St. John's Rainfall 40.4 Hundreds of people reported flooded basements, according to a City Engineer it was said to be the worst in two years Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 118 080 Humber Arm Region 1976 3 21 1976 3 23 3 Spring Western 1200 Corner Brook Rainfall Heavy rain and snowmelt caused flooding on several streets and private property was damaged Flooding Events in Newfoundland and Labrador - An Historical Perspective, Dept of Natural Resources Website 292 AMEC 119 081 Placentia 1976 3 18 1976 3 18 1 Spring Eastern 3800 Placentia unknown 120 082 Grand Falls Area 1976 5 4 1976 5 4 1 Spring Central 1960 Grand Falls Exploits River Rainfall $500,000 $500,000 Flooding from Rushy Pond caused by spring runoff caused damages to the highway Hydro technical Study of the Placentia Area Flood Plain No AMEC Flooding Events in Newfoundland and Labrador - An Historical Perspective, Dept of Natural Resources Website 290 AMEC Page 8
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 121 083 Corner Brook 1976 10 31 1976 11 1 1 Fall Western 1200 Corner Brook Rainfall 45.5 2 days of rainfall resulted in damage to roads and property. Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 122 084 Burin Peninsula 1976 11 10 1976 11 12 2 Fall Eastern 2745 Lawn Coastal Flooding MR: Three motor boats were swamped and in Lamaline the high winds and rough seas were reported to have caused some damage. Damages said to be severe in this region, reports of lost gear, damages to sheds and wharves, damage to breakwater. Wharves were washed away and sheds were damaged, the road to the community was also reported to be impassable because of a washout. The remainder of the breakwater was said to be destroyed Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 123 084 Burin Peninsula 1976 11 10 1976 11 12 2 Fall Eastern 3665 Parker's Cove - Rushoon Coastal Flooding 1 family MR: Three motor boats were swamped and in Lamaline the high winds and rough seas were reported to have caused some damage. Damages said to be severe in this region, reports of lost gear, damages to sheds and wharves, damage to breakwater. Wharves were washed away and sheds were damaged, the road to the community was also reported to be impassable because of a washout. The remainder of the breakwater was said to be destroyed Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 124 084 Burin Peninsula 1976 11 10 1976 11 12 2 Fall Eastern 4143 Red Harbour Coastal Flooding MR: Three motor boats were swamped and in Lamaline the high winds and rough seas were reported to have caused some damage. Damages said to be severe in this region, reports of lost gear, damages to sheds and wharves, damage to breakwater. Wharves were washed away and sheds were damaged, the road to the community was also reported to be impassable because of a washout. The remainder of the breakwater was said to be destroyed Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 125 084 Burin Peninsula 1976 11 10 1976 11 12 2 Fall Eastern 1710 Frenchman's Cove 126 085 West Coast 1976 12 6 1976 12 6 1 Winter Western 3675 Parson's Pond Coastal Flooding Coastal Flooding 127 086 St. John's 1976 12 24 1976 12 26 2 Winter Eastern 4400 St. John's Mundy Pond Rainfall 31 MR: Three motor boats were swamped and in Lamaline the high winds and rough seas were reported to have caused some damage. Damages said to be severe in this region, reports of lost gear, damages to sheds and wharves, damage to breakwater. Wharves were washed away and sheds were damaged, the road to the community was also reported to be impassable because of a washout. The remainder of the breakwater was said to be destroyed On shore winds and high tides destroyed a protective beach barrier allowing sea water to flood the area north of the river, flooding several homes, some people had to be evacuated by boat Rainfall with snowmelt caused Mundy Pond to overflow and slides down Southside Hills Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC Historical Flooding Review and Flood Risk Mapping Study for Parson's Pond, Dept of Natural Resources Website 298 AMEC Waterford River Area - Hydro technical Study No AMEC 128 087 Corner Brook 1977 1 4 1977 1 5 1 Winter Western 1200 Corner Brook Rainfall and Snowmelt 9.1 25 A blocked catch basin caused heavy runoff on Humber Road Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC 129 088 Steady Brook 1977 1 N/A 1977 1 N/A N/A Winter Western 4935 Steady Brook Rainfall Exploits River / Badger Brook / Red Indian 130 089 Badger 1977 1 17 1977 1 24 1 Winter Central 155 Badger Brook Ice Jam 0.8 $20,000 $20,000 200 Two homes in the community were flooded according to a newspaper report The three rivers overflowed their banks and flowed into Badger, only 8 of the evacuated houses had several inches of water in them Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC Flooding Events in Newfoundland and Labrador - An Historical Perspective 276 AMEC 131 090 St. John's, Placentia 1977 1 20 1977 1 21 1 Winter Eastern 4400 St. John's Snow Storm / Winds MR: High seas caused damages to fisherman's wharves in the Battery area. high winds and heavy seas damaged wharves (potentially Petty Harbour). High winds and heavy seas damaged wharves (potentially Ferryland). The seas were so high in Placentia that the spray went over the barrier beach and mixed with snow and rain causing basement flooding Flooding Events in Newfoundland and Labrador - An Historical Perspective No AMEC Page 9
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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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Page 163 and 164: Figure 6-2. Newfoundland Digital El
Page 165 and 166: communities ( Gillams, Hughes Brook
Page 167 and 168: Sub-region Precipitation Climate Ch
Page 169 and 170: Analysis of the socio-economic data
Page 171 and 172: East-2 Coastal communities line nea
Page 173 and 174: 6.2.2 Potential Strategies Table 6-
Page 175 and 176: 6.3 Mitigation Recommendations Base
Page 177 and 178: Table 6-5 presents the range of ave
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Page 181 and 182: Mitigation Strategy Cost to Impleme
Page 183 and 184: Sub-region Watershed Characteristic
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Page 187 and 188: Music and Caya, 2007 Richter and Ba
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Page 191 and 192: Rank Community Name LGP# 82 Massey
Page 193 and 194: Rank Community Name LGP# 252 Little
Page 195 and 196: Rank Community Name LGP# 423 Thornl
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Page 199 and 200: FOX ISLAND RIVER-POINT GALLANTS GEO
Page 201 and 202: GEORGE'S BROOK-MILTON GOOBIES GRAND
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Page 205 and 206: Flood # Storm # General Location St
Page 211: Flood # Storm # General Location St
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Page 255 and 256: Development of Projected Intensity-
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Storm Duration Development of Proje
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Development of Projected Intensity-
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1979 1983 1987 1991 1995 1999 2003
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Mean Annual Total Precipoitation, m
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Storm Duration Storm Duration Devel
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Storm Duration Storm Duration Storm
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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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