Hazard Mitigation Plan - Benton County, Minnesota

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2011
Hazard Mitigation Plan
11/4/2011
Benton County Hazard Mitigation Plan - TOC
Benton County Section I
I. Community Profile –
Purpose and General County Overview .............................................................. Page 1-2
Historical Setting, Physical Characteristics – Topography and Soils ...................................... Page 3
Climate – Average Temperatures and Precipitation,
Geology ............................................................................................................... Page 4-5
Hydrology – Lakes, Rivers, Wetlands
Land Cover and Use ............................................................................................ Page 6-7
Community Infrastructure
Schools
Important Public Facilities ................................................................................ Page 8-11
Important Public Facilities
Historic Resources
County and State Parks and Natural Areas .................................................... Page 12-13
Telecommunications Facilities
Cable Companies, Telephone Companies
Cell phone towers, Power Facilities ..................................................................... Page 13
Transportation
Roads, Railroads, Air transportation,
Transit, Trails ........................................................................................................ Page 14
Sewer and Water Systems ................................................................................................. Page 15-16
Population and Housing ..................................................................................................... Page 16-26
County Population Continues Growth .................................................................. Page 21
Township and City Populations chart ................................................................... Page 21
Residents Predominately English Speaking chart ................................................. Page 22
Language Spoken at Home and Ability to Speak English chart ........................... Page 22
Number of Households Increased, household size declined ................................. Page 22
Benton County Population and Household Size Over Time chart ........................ Page 23
Benton County Household Profile chart I ............................................................. Page 24
Housing is newer, mostly single family ............................................................... Page 24
Benton County Housing Profile Chart II ........................................................ Page 24-26
Economic Synopsis .................................................................................................................... Page 27
Benton County’s Largest Employers Chart .......................................................... Page 27
Benton County Economic Trends ......................................................................... Page 27
Benton County Labor Force Commuting Trends………………………………. Page 28
Benton County Farming and Agriculture………………………………….……. Page 28
Emergency Response Capabilities
Health and Wellness…………………………………………………………...... Page 28
Medical Facilities .................................................................................................. Page 29
Benton County Medical Resources Chart ............................................................. Page 29
Fire Services ....................................................................................................... Page 30
Law Enforcement Centers ..................................................................................... Page 31
Emergency Warning Systems ............................................................................... Page 31
Heavy Equipment Inventory – County Highway Department ............................ Page 32
TOC - Table of Contents
BCHMP
Page ii
Benton County Section II
II. Hazards Facing the Community
Hazard Summary ........................................................................................................................ Page 1
Hazard Profiles
Summer Storm ............................................................................................................................ Page 2
Fire
............................................................................................................................... Page 12
Flood
............................................................................................................................... Page 15
Winter Storm............................................................................................................................. Page 22
Drought
............................................................................................................................... Page 26
Extreme Temperature .............................................................................................................. Page 28
Infectious Disease / Bio-Terrorism .......................................................................................... Page 30
Radon Gas ............................................................................................................................... Page 35
Hazardous Materials ................................................................................................................ Page 37
Radiological Incident ................................................................................................................ Page 42
Water Supply Contamination .................................................................................................. Page 45
Jurisdictional Hazard Summary ............................................................................................. Page 48
2010 Assessed Property Value for Benton County and Jurisdictions .................................. Page 49
Benton County Section III
III. Risks and Vulnerabilities.
Introduction ................................................................................................................................. Page 1
Prioritized Risk Assessment.................................................................................... Page 2
Weighting Scheme .................................................................................................. Page 3
Calculate Risk Priority Index - CPRI Results ......................................................... Page 4
Hazards that had ranking changed .......................................................................... Page 4
Committee/Planning Team Rankings ..................................................................... Page 5
West Central Minnesota Regional Natural Hazard Rankings chart ........................ Page 5
Rankings of hazards by public ................................................................................ Page 5
Analysis of differences ........................................................................................ Page 6-7
Increased Risk Factors ....................................................................................... Page 8-9
Composite Emergency Response Risk Map .......................................................... Page 9
Composite Risk Hazard Potential .......................................................................... Page 9
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BCHMP
Page iii
Benton County Section IV
IV. Goals, Objectives and Mitigation Strategies
Brief Discussion of How Priorities Selected.............................................................................. Page 1
Mitigation Selection Process ...................................................................................................... Page 1
Hazard: Summer Storms ......................................................................................................... Page 2
Goal 1 - Violent Storms .......................................................................................... Page 2
Goal 2 - Violent Storms .......................................................................................... Page 3
Hazard: Fire .............................................................................................................................. Page 3
Goal 1 - Fire Risks Reduced ............................................................................... Page 3-4
Hazard: Flood............................................................................................................................ Page 4
Goal 1 - Flood: Reduce Benton County's vulnerability to flood............................. Page 4
Goal 2 - Flood: Reduce the level of flooding .......................................................... Page 5
Goal 3 - Flood: Reduce safety hazards during times of flooding ........................... Page 5
Hazard: Winter Storm ............................................................................................................. Page 6
Goal 1 - Winter Storm: Improve Public Awareness ............................................... Page 6
Goal 2 - Winter Storm ............................................................................................ Page 6
Goal 3 - Winter Storm ............................................................................................ Page 7
Goal 4 - Winter Storm ............................................................................................ Page 8
Hazard: Drought ....................................................................................................................... Page 8
Goal 1 - Drought: Reduce Financial Loss .............................................................. Page 8
Goal 2 - Drought: Reduce Water Usage ................................................................ Page 9
Goal 3 - Drought: Educate Public on Associated Dangers of Drought................... Page 9
Hazard: Extreme Temperatures ........................................................................................... Page 10
Goal 1 - Extreme Temperatures: Identify Vulnerable Population ....................... Page 10
Goal 2 - Temperatures: Identify Safe Areas ........................................................ Page 10
Goal 3 - Extreme Temperatures: Reduce Effects ................................................. Page 11
Hazard: Infectious Disease / Bio-Terrorism ......................................................................... Page 11
Goal 1 - Infectious disease .................................................................................... Page 11
Goal 2 - Infectious disease ................................................................................... Page 12
Goal 3 - Infectious disease ................................................................................... Page 12
Goal 4 - Infectious disease ................................................................................... Page 13
Hazard: Radon Gas ................................................................................................................ Page 13
Goal 1 - Radon Gas ............................................................................................... Page 13
Goal 2 - Radon Gas ............................................................................................... Page 14
Hazard: Hazardous Materials ............................................................................................... Page 14
Goal 1 - Hazardous Materials: Anhydrous Ammonia........................................... Page 14
Goal 2 - Hazardous Materials: Liquid Petroleum (LP) ......................................... Page 15
Goal 3 - Hazardous Materials: Natural Gas .......................................................... Page 16
Goal 4 - Hazardous Materials: Miscellaneous Chemicals .................................... Page 16
Hazard: Radiological Incident ............................................................................................... Page 17
Goal 1 - Radiological Incident: Educate the Public .............................................. Page 17
Goal 2 - Radiological Incident: Better Alert System ........................................... Page 17
Goal 3 - Radiological Incident: Increase Training ............................................... Page 18
Hazard: Water Contamination .............................................................................................. Page 19
Goal 1 - Water Contamination: Reduce Threats .................................................. Page 19
Goal 2 - Water Contamination: Educate the Public ............................................. Page 19
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Page iv
Goal 3 - Water Contamination: Alternative Water Sources ................................ Page 20
Miscellaneous Goals, Objectives and Mitigation Strategies ................................................. Page 20
Mitigation Strategies of Each Jurisdiction ............................................................................. Page 21
Priority of Mitigation Methods ................................................................................................ Page 23
Benton County Section V
V. The Planning Process
Organizations involved ............................................................................................................... Page 1
Role of Team Members .............................................................................................................. Page 1
Documents Used During Development of Mitigation Plan ..................................................... Page 2
Other Essential Personnel .......................................................................................................... Page 3
Initial Meeting ............................................................................................................................. Page 3
Mind Map - Major Hazards..................................................................................... Page 3
Mind Map - Hazard Breakdown ............................................................................. Page 4
Methods Used to Obtain Input
Online Survey ......................................................................................................... Page 5
Print Survey............................................................................................................. Page 5
Webinar .................................................................................................................. Page 6
Public Meetings - Open Forum ............................................................................... Page 9
City & Township Meetings ..................................................................................... Page 6
PowerPoint Presentation ......................................................................................... Page 6
County Web Site ..................................................................................................... Page 6
Secure Planning Development Team Online Site ................................................... Page 7
Local PSA's ............................................................................................................ Page 7
Benton County Board .............................................................................................. Page 7
Small Group Meetings of Critical Infrastructure/Key Resource Representatives .. Page 7
Invitation Letter to Businesses ................................................................................ Page 7
CI/KR Representatives ............................................................................................ Page 8
Survey Results.
Total Survey Results ............................................................................................... Page 9
Online Results ....................................................................................................... Page 11
CI/KR Meeting Results ....................................................................................Page 12-15
Plan Maintenance Process ........................................................................................................ Page 16
Monitoring
Evaluation
Updating
Continued Public Involvement ................................................................................................ Page 17
City Participation ...................................................................................................................... Page 18
Township Participation ............................................................................................................ Page 19
Map Indicating Survey Participation...................................................................................... Page 20
TOC - Table of Contents
BCHMP
Page v
APPENDIX - A - City Information
Benton County Cities
Foley
................................................................................................................................. Page 1
Gilman
................................................................................................................................. Page 6
Rice
................................................................................................................................. Page 9
Sauk Rapids ............................................................................................................................... Page 15
Sartell/St. Cloud .......................................................................................................................... Page 20
APPENDIX - B - SURVEY MATERIALS
Sample Online Survey .................................................................................................................. Page 1
Resident Letter .............................................................................................................................. Page 2
Print Survey .......................................................................................................................... Page 3
Business Letter .............................................................................................................................. Page 4
Survey Results .......................................................................................................................... Page 5-7
Actual Online Survey.............................................................................................................. Page 8-13
APPENDIX - C - Resolutions
Resolutions of Participation
Intro page .................................................................................................................................... Page 1
Benton County Resolution ............................................................................................................ Page 2
Foley Resolution .......................................................................................................................... Page 3
Gilman Resolution ........................................................................................................................ Page 4
Rice Resolution ............................................................................................................................. Page 6
Sauk Rapids Resolution ................................................................................................................ Page 8
Resolutions of Adoption
Benton County Resolution ............................................................................................................ Page 7
Foley Resolution ........................................................................................................................... Page 8
Gilman Resolution ........................................................................................................................ Page 9
Rice Resolution ........................................................................................................................... Page 10
Sauk Rapids Resolution .............................................................................................................. Page 11
APPENDIX - D - Map Section
All Hazard Mitigation Plan Maps
Map #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Benton County, Minnesota
City of Foley 1
City of Foley 2
City of Gilman 1
City of Gilman 2
City of Rice 1
City of Rice 2
City of Sauk Rapids 1
City of Sauk Rapids 2
Benton County Cities
Benton County Topography
Benton County Hydrology
Benton County Wetlands
Benton County Land Cover
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15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Benton County Government Buildings
Benton County Schools
Benton County Emergency Responders - Fire
Benton County Emergency Responders - Law
Benton County Emergency Service Zones
Benton County Emergency Responders
Benton County Floodplains
City of Foley Floodplains
City of Rice Floodplains
City of Sauk Rapids Floodplains
Benton County Wells
Benton County Vulnerable Populations
Benton County Major Transportation Corridors
Benton County Waste Facilities
Benton County Waste Water Treatment
Benton County & Surrounding Area Medical Facilities
Benton County Utility Substations
Benton County Bridges
TOC - Table of Contents
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Page vii
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