GIS Resources For Emergency Management Randy Knippel Dakota County.
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Transcript of GIS Resources For Emergency Management Randy Knippel Dakota County.
GIS Resources For GIS Resources For Emergency ManagementEmergency Management
Randy KnippelRandy Knippel
Dakota CountyDakota County
GIS For Emergency GIS For Emergency ManagementManagement
• Damage Damage assessmentassessment
• StatusStatus• Resource Resource
deploymentdeployment
• AnalysisAnalysis• PlanningPlanning
Maps!Maps!
AgendaAgenda
• Emergency Response MapsEmergency Response Maps
• The U.S. National GridThe U.S. National Grid
• ExercisesExercises
Emergency Response MapsEmergency Response Maps
Map BookMap Book
Map Map LegendLegend
Map Map IndexIndex
Map PagesMap Pages
Map Map 74567456
Street IndexStreet Index
Street Street IndexIndex
Dana Dr.Dana Dr.
United States National GridUnited States National Grid(USNG)(USNG)
• National standard since 2001National standard since 2001• Adopted by federal agenciesAdopted by federal agencies
– FEMA, DHS, NGA, USGSFEMA, DHS, NGA, USGS
• Adopted by several statesAdopted by several states– Florida, Missouri, North Carolina, othersFlorida, Missouri, North Carolina, others– Minnesota (March 25, 2009)Minnesota (March 25, 2009)
• Military Grid Referencing SystemMilitary Grid Referencing System– Metric systemMetric system
Why?Why?
• Multiple gridsMultiple grids– Needed one for everyoneNeeded one for everyone
• Need efficient location referencingNeed efficient location referencing
• Need interoperabilityNeed interoperability– Across jurisdictionsAcross jurisdictions– Local, state, federal, militaryLocal, state, federal, military
What about Lat / Long?What about Lat / Long?
• Not intuitiveNot intuitive– Degrees, minutes, secondsDegrees, minutes, seconds
• Several formatsSeveral formats– DMS, DMS.sss, DM.mmm, D.dddDMS, DMS.sss, DM.mmm, D.ddd– LongitudeLongitude
• + / -+ / -• West / eastWest / east• Increases right to leftIncreases right to left
What about Lat / Long?What about Lat / Long?
• How big is a degree?How big is a degree?– It variesIt varies
• 69 miles at the equator69 miles at the equator• Longitude gets smaller toward polesLongitude gets smaller toward poles• 50 miles in Dakota County50 miles in Dakota County
• Distance calculations are difficultDistance calculations are difficult
Grid Zone Designation (GZD)Grid Zone Designation (GZD) 6 x 8 Degrees 6 x 8 Degrees
100 Km Squares100 Km Squares
10 Km Squares10 Km Squares
USNG:15T VK 75USNG:15T VK 75
1 Km Squares1 Km Squares
MapMap74567456
(15T VK 74 56)(15T VK 74 56)
MapMapVK75VK75
74567456
USNG ComponentsUSNG Components
• 15TVK738915116215TVK7389151162
• 15T VK 73891 5116215T VK 73891 51162
• GZD 100K XXXXX YYYYYGZD 100K XXXXX YYYYY
741565741565(15T VK 741 565)(15T VK 741 565)
MapMap74567456
(15T VK 74 56)(15T VK 74 56)
ScalableScalable
NationalNational
RegionalRegional
LocalLocal
Precision and TruncationPrecision and Truncation
• 18SUJ2337106519 18SUJ2337106519 – 18S UJ 23371 0651918S UJ 23371 06519
• 1 meter precision, full USNG designation1 meter precision, full USNG designation
– UJ2306UJ2306• Assume GZD (18S)Assume GZD (18S)• UJ – 100,000 m precision (100 km square)UJ – 100,000 m precision (100 km square)• 23 06 – 1000 m precision (1 km square)23 06 – 1000 m precision (1 km square)
– 2337 06512337 0651• 10 m precision10 m precision• Assume GZD and 100 km squareAssume GZD and 100 km square
Truncating GZDTruncating GZD
USNG:15T VK (100Km square)VK is unique for 800 miles
in any direction
USNG:15T VK (100Km square)VK is unique for 800 miles
in any direction
Critical InfrastructureCritical InfrastructureKey ResourcesKey Resources
Vulnerable PopulationVulnerable Population
DeploymentDeployment
• Standard map productsStandard map products– Seamless across jurisdictionsSeamless across jurisdictions
• Common Operating PictureCommon Operating Picture– Critical infrastructureCritical infrastructure– Key ResourcesKey Resources– Vulnerable populationVulnerable population
• TrainingTraining• Use the USNGUse the USNG
Read right, then up!Read right, then up!
The Romer ScaleThe Romer Scale
Read right, then up!Read right, then up!
Examples – Examples – VK86
• What is at 15T VK 869 628?What is at 15T VK 869 628?– Eagan City HallEagan City Hall
ExamplesExamples
• What is at 15T VK 8360 6361?What is at 15T VK 8360 6361?– tanktank
ExamplesExamples
• What is at 15T VK 8259 6084?What is at 15T VK 8259 6084?– ChurchChurch
ExamplesExamples
• Describe 15T VK 8417 6473?Describe 15T VK 8417 6473?– Railroad trackRailroad track
ExamplesExamples
• What map book page covers the 35E & What map book page covers the 35E & 494 interchange?494 interchange?– 88678867
Examples - Examples - Mapbook
• Find 1449 Loan Oak Ln. at 863 662Find 1449 Loan Oak Ln. at 863 662
• Find it on VK86Find it on VK86
ExamplesExamples
• What is at 15T VK 887 664?What is at 15T VK 887 664?– Lexington ParkLexington Park
ExamplesExamples
• What is at 15T VK 864 659?What is at 15T VK 864 659?– Pilot Knob ElementaryPilot Knob Elementary
ExamplesExamples
• What is at 15T VK 8740 6575?What is at 15T VK 8740 6575?– Trail intersectionTrail intersection
ExamplesExamples
• What is the address at 15T VK 8718 6534What is the address at 15T VK 8718 6534– 1321 Jurdy Rd.1321 Jurdy Rd.