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2 U.S. National Grid (USNG) – An OverviewU.S. National Grid (USNG) – An Overview Steve Swazee SharedGeo IowaGIC Conference April 8, 2015
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3 1.MN based, federally recognized 501 (c) 3 non-profit 2.Our mission: Help government, nonprofit, education, and corporate entities use mapping technologies and share geographic data for the public good. 3.Business model of higher education research foundations – primarily grants and self-funded.
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4 What’s the Problem? 3
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Urban Street Grid Chaos
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Try entering 23/24 ½ St. in GPS, Google, whatever!
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3M Complex, Maplewood, MN 475 acres, 50 Buildings
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3M Complex, Maplewood, MN One Address!
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10 911
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35%
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Photo credit: USA Today Yarnell Hill Fire
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13 What’s the Solution? 7
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Is Latitude/Longitude the Answer? Degrees, Decimal Degrees (DD.DDDD°)…OR? (Google for Maytag: 41.4020464,-92.9178862) Degrees, Minutes, Seconds (DD° MM’ SS”)….OR? (TNM for Maytag: 41 o 24’ 05.843” N 92 o 55’ 07.825” W) Degrees, Minutes, Decimal Minutes (DD°MM.mm’) (Steve appx. for Maytag: 41 o 24’ 10 N 92 o 55’ 12 W)
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The Ole Standard
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Original Recovery Grid 23
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U.S. National Grid Recovery Grid
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USNG in 1 Minute: U.S. portion of the Military Grid Reference System (MGRS) – worldwide coordinate system based on 10 Grid is always there - if you have a disaster you are going to need a grid Designed to be taught to an 8 th grader in 15 minutes Number of digits shown increases the accuracy – 4 is 1000 meter, 6 digits is 100 meter accuracy 8 digits – two digits less than a telephone number is 10 meter accuracy – 33’ within 62 miles FREE!
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Selectable GPS Feature
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Hand Held Apps
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The Coordinate System that is Supposed to be Used During Land Based SAR
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Works with the Free Responder Maps that USGS has Already Created for the Entire Nation! USTopo
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25 How Does It Work? 12
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Grid Zone Designation (6 x 8 Degrees) USNG format: 15T VK 9193 7797
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100,000 Meter (100 KM) Squares USNG format: 15T VK 9193 7797 VK
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10,000 Meter Squares (10 KM - repeat about every 62 miles) USNG:15T VK 97 So USNG format: VK 9193 7797 Can become: 9193 7797 for response purposes!
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30 Right, Then Up! 17
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Lion loose at the West end of the Zoo, I need backup!!!!! Where???? (Officer looks at his GPS and says) 8430 5690 RIGHT, THEN UP! 8430 5690 8430 5690
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32 Where for More? 21
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FGDC MnGeo EPC USNG page Delta State University Cats and dogs All in one place, upgraded, holes filled – ecommerce linked Consolidation of Resources/Outreach
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Assistance for You! One stop shop for the nation Grant writing Consulting Planning Mapbooks
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USNG App www.usngapp.org
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USNG Marker Maker www.usngmarker.org
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USNG Store www.usngstore.com
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USNG Store www.usngstore.com
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Just Remember: www.usngcenter.org
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42 Iowa Update 21
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43 Iowa Homeland Security and Emergency Management Project A set of USNG statewide maps delivered as PDFs (10 KM) 1:24,000 A set of USNG mapbooks for 40 urban areas (1 KM) 1:6,000 Web based delivery system for both ELM’s Ad hoc following MN example Discussions needed on smaller and adhesive style marker
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44 Final Thought (A Test) 25
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45 Picture or Map? Option One
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46 Picture or Map? Option Two
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Steve Swazee Cell: (612) 239-6981 Home: (651) 456-5411 sdswazee@sharedgeo.org www.sharedgeo.org SharedGeo – Collaborative Mapping Services
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