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TwitterIn Module 2 Lesson 1, we will take a deeper dive into Geographic Information Systems (GIS) technology. We'll explore different types of GIS data, the importance of data attributes and queries, data symbolization, and ways to access GIS technology.
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TwitterLab 4 GIST 603A Introductin to ArcGIS Online University of Arizona MS GIST programLab 4 – ArcGIS OnlineArcGIS Online is a simple cloud-based utility for producing, editing, and sharing geospatial data. Designed by ESRI, the makers of the popular ArcGIS software suite, ArcGIS Online is meant to act as a Web-based mapping solution for everyone from GIS professionals to those with no formal GIS training.ArcGIS Online allows you to:Upload and manipulate dataMap points, lines and areasCreate point, cloropleth, and other thematic mapsEmbed maps in Web sitesShare maps in a multitude of waysView maps on mobile devices
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TwitterTown of Southbridge, MA GIS Viewer
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TwitterPROCESS ID: "MS-CHATHAMCONSERVATION" 1. PurposeMap service dedicated to conservation data in Chatham County 2. Related Process ID'sWEBMAP-CONSERVATIONVIEWERWEBAPP-CONSERVATIONVIEWERSERVER-ARCGIS4 3. Data Output / RequirementsPublished to arcgis4.chathamcountync.gov 4. Server Location(s)REST Service URL:https://gisservices.chathamcountync.gov/webapps/rest/services/DedicatedDatasets/ChathamConservation/MapServer Map Document (.aprx) Server Location:\arcgis7\GIS Server Workspace\Web Application Services\ConservationViewer 5. FrequencyThe data only needs to be republished if the data source is changed. 6. Intended AudiencePublic data available for download or for use within staff web maps. 7. Important DatesImplemented: 6/30/2025Last SOP Revision: 6/30/2025Deprecated: N/A 8. Associated Diagrams / Screen Shots / NotesN/A
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TwitterPROCESS ID: "MS-FIBERLINES"1. PurposeLine features representing existing and proposed fiber lines (buried & aerial) owned by Chatham County MIS in Chatham County, NC. These fiber lines are utilized for the NC811 notification system that Chatham County MIS participates in.2. Related Process ID'sSCRIPT-RECPOSTGDB-CHATHAMGISPUBMS-FIBERLINEBUFFERHFS-FIBERGPSCOLLECTIONWEBMAP-ITGPSCOLLECTIONWEBAPP-ITASSETINVENTORY3. Data Output / RequirementsPublished to arcgis3.chathamcountync.gov - “gisservices.chathamcountync.gov/opendataagol/rest/services”4. Server Location(s)REST Service URL:https://gisservices.chathamcountync.gov/opendataagol/rest/services/Infrastructure/Chatham_FiberLines/MapServerMap Document (.aprx) Server Location:\arcgis7\GIS Server Workspace\Map Services\ArcGIS Server Services\Infrastructure\Infrastructure.aprxThe data source file geodatabase is located at the following server directory:\arcgis1\Published Replication\ChathamGISPub.gdb5. FrequencyThe process runs uninterrupted and only needs to be republished if the data source is changed.6. Intended AudienceCounty GIS & IT staff for use within staff web maps & applications.7. Important DatesImplemented: 5/17/2018Last SOP Revision: 5/22/2025Deprecated: N/A8. Associated Diagrams / Screen Shots / NotesThe buried fiber line features are utilized to create a buffer polygon that is imported into NC811's notification system serving as the basis for all Chatham County MIS notifications. The original data was collected by Performance Cabling using industry standard GPS collection methods. The data was delivered to Chatham County MIS / GIS in May of 2015. The data was imported into the 'ChathamGIS' SQL database in August 2015 and stored in the "infrastructure" dataset. The ongoing data updates and maintenance are conducted by Chatham County GIS using the HFS-FIBERGPSCOLLECTION published to the Chatham County Enterprise Portal.
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TwitterTown of Mattapoisett, MA GIS Viewer
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TwitterThe USGS Protected Areas Database of the United States (PAD-US) is the nation's inventory of protected areas, including public open space and voluntarily provided, private protected areas, identified as an A-16 National Geospatial Data Asset in the Cadastral Theme (http://www.fgdc.gov/ngda-reports/NGDA_Datasets.html). PAD-US is an ongoing project with several published versions of a spatial database of areas dedicated to the preservation of biological diversity, and other natural, recreational or cultural uses, managed for these purposes through legal or other effective means. The geodatabase maps and describes public open space and other protected areas. Most areas are public lands owned in fee; however, long-term easements, leases, and agreements or administrative designations documented in agency management plans may be included. The PAD-US database strives to be a complete “best available” inventory of protected areas (lands and waters) including data provided by managing agencies and organizations. The dataset is built in collaboration with several partners and data providers (http://gapanalysis.usgs.gov/padus/stewards/). See Supplemental Information Section of this metadata record for more information on partnerships and links to major partner organizations. As this dataset is a compilation of many data sets; data completeness, accuracy, and scale may vary. Federal and state data are generally complete, while local government and private protected area coverage is about 50% complete, and depends on data management capacity in the state. For completeness estimates by state: http://www.protectedlands.net/partners. As the federal and state data are reasonably complete; focus is shifting to completing the inventory of local gov and voluntarily provided, private protected areas. The PAD-US geodatabase contains over twenty-five attributes and four feature classes to support data management, queries, web mapping services and analyses: Marine Protected Areas (MPA), Fee, Easements and Combined. The data contained in the MPA Feature class are provided directly by the National Oceanic and Atmospheric Administration (NOAA) Marine Protected Areas Center (MPA, http://marineprotectedareas.noaa.gov ) tracking the National Marine Protected Areas System. The Easements feature class contains data provided directly from the National Conservation Easement Database (NCED, http://conservationeasement.us ) The MPA and Easement feature classes contain some attributes unique to the sole source databases tracking them (e.g. Easement Holder Name from NCED, Protection Level from NOAA MPA Inventory). The "Combined" feature class integrates all fee, easement and MPA features as the best available national inventory of protected areas in the standard PAD-US framework. In addition to geographic boundaries, PAD-US describes the protection mechanism category (e.g. fee, easement, designation, other), owner and managing agency, designation type, unit name, area, public access and state name in a suite of standardized fields. An informative set of references (i.e. Aggregator Source, GIS Source, GIS Source Date) and "local" or source data fields provide a transparent link between standardized PAD-US fields and information from authoritative data sources. The areas in PAD-US are also assigned conservation measures that assess management intent to permanently protect biological diversity: the nationally relevant "GAP Status Code" and global "IUCN Category" standard. A wealth of attributes facilitates a wide variety of data analyses and creates a context for data to be used at local, regional, state, national and international scales. More information about specific updates and changes to this PAD-US version can be found in the Data Quality Information section of this metadata record as well as on the PAD-US website, http://gapanalysis.usgs.gov/padus/data/history/.) Due to the completeness and complexity of these data, it is highly recommended to review the Supplemental Information Section of the metadata record as well as the Data Use Constraints, to better understand data partnerships as well as see tips and ideas of appropriate uses of the data and how to parse out the data that you are looking for. For more information regarding the PAD-US dataset please visit, http://gapanalysis.usgs.gov/padus/. To find more data resources as well as view example analysis performed using PAD-US data visit, http://gapanalysis.usgs.gov/padus/resources/. The PAD-US dataset and data standard are compiled and maintained by the USGS Gap Analysis Program, http://gapanalysis.usgs.gov/ . For more information about data standards and how the data are aggregated please review the “Standards and Methods Manual for PAD-US,” http://gapanalysis.usgs.gov/padus/data/standards/ .
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TwitterTown of Winchester, MA GIS Viewer
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TwitterThe Coconino Plateau Water Demand Web Application is an interactive tool that illustrates water demand within the Coconino Plateau. I created it as a tool for the CPWP and other stakeholders to use to find water demand (in acre-ft/year), surface water sources if applicable, and water use information (municipal, effluent, industrial, or agricultural) for a specific town or place of interest within the Coconino Plateau.Other Information:The dashboard is property of the Coconino Plateau Watershed Partnership and uses data from the ADWR Community Water System Database. I completed this as my capstone project to fulfill the requirements of the masters in GIS with Penn State.
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TwitterCity of Haverhill, MA GIS Viewer
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TwitterPROCESS ID: "MS-CHATHAMCOUNTYCEMETERIES"1. PurposeMap service including cemetery points maintained by the Chatham County GIS Department that is available for download via the Chatham County Open Data Portal.2. Related Process ID'sSCRIPT-RECPOSTGDB-CHATHAMGISPUB3. Data Output / RequirementsPublished to arcgis3.chathamcountync.gov - “gisservices.chathamcountync.gov/opendataagol/rest/services”4. Server Location(s)REST Service URL:https://gisservices.chathamcountync.gov/opendataagol/rest/services/Cadastral/Chatham_Cemeteries/MapServerMap Document (.aprx) Server Location:\arcgis7\GIS Server Workspace\Map Services\ArcGIS Server Services\Cadastral\Cadastral.aprx (Chatham - Cemeteries)The data source file geodatabase is located at the following server directory:\arcgis1\Published Replication\ChathamGISPub.gdb5. FrequencyThe process runs uninterrupted and only needs to be republished if the data source is changed.6. Intended AudiencePublic data available for download or for use within staff web maps.7. Important DatesImplemented: 5/17/2018Last SOP Revision: 4/29/2025Deprecated: N/A8. Associated Diagrams / Screen Shots / NotesN/A
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TwitterODC Public Domain Dedication and Licence (PDDL) v1.0http://www.opendatacommons.org/licenses/pddl/1.0/
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This polygon layer contains all of the property parcels in Cambridge. Each parcel has a unique Map and Lot ID number that links it to a record in the Assessing Department's Vision database system. Created for internal use by the Assessing Department to provide a visual reference associated with each parcel in the CAMA database. Created for interdepartmental and external use as part of the web viewers on the City's website. Also created for addressing/geocoding needs, although the Buildings and Master Address List are currently more accurate than Parcels. NOTE: The Parcels GIS data layer is NOT used by Assessing to calculate land area or taxes. Assessors refer to actual deeds or plans accepted by the Massachusetts Land Court. The figures stored in the GIS data layer are for general reference purposes only.
For more information and download links see: https://www.cambridgema.gov/GIS/gisdatadictionary/Assessing
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TwitterTown of Milford, MA GIS Viewer
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TwitterThis web map depicts urban habitat quality of vegetation (landscapes, water features, open space) in the City of Los Angeles.The urban habitat quality raster layer was created by combining CALVEG data with other relevant layers into this master raster. It was then scored in a Max field according to rules for classifying the habitat quality of vegetation that are outlined in Isaac Brown's research on "Managing Cities as Urban Ecosystems". Brown's "research integrates high-resolution land cover and vegetation datasets, and connectivity modeling tools, to estimate and map habitat quality across the City and surrounding areas at a 10-foot (3-meter) spatial resolution. Connectivity of habitat areas is then modeled using Omniscape at a 30-foot resolution for the Elysian Valley sub-area as a proof of concept for the broader City. The result is a quantitative, spatial, “wall-to-wall” valuation of urban landcover as habitat for native biodiversity to live and move, ranging from the most natural to the most urban locations." See Isaac Brown's 2019 UCLA Doctoral Dissertation for more information. Based on UVT LARIAC (2016 Canopy Assessment per above) landcover raster
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TwitterU.S. Government Workshttps://www.usa.gov/government-works
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Polygon feature class representing the City of Somerville, Massachusetts zoning map adopted December 12, 2019 as part of the City of Somerville Zoning Overhaul (https://www.somervillezoning.com/). Last amended by City Council December 12, 2024 per Ordinance 2024-16. This dataset last updated April 4, 2025.
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TwitterTown of Monson, MA GIS Viewer
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TwitterTown of Freetown, MA GIS Viewer
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TwitterFor the original data source: https://data.census.gov/table/ACSDP5Y2023.DP02. Layer published for the Equity Explorer, a web experience developed by the LA County CEO Anti-Racism, Diversity, and Inclusion (ARDI) initiative in collaboration with eGIS and ISD. Visit the Equity Explorer to explore educational attainment and other equity related datasets and indices, including the COVID Vulnerability and Recovery Index. High School Graduate or Higher rates for census tracts in LA County from the US Census American Communities Survey (ACS), 2023. Estimates are based on 2020 census tract boundaries, and tracts are joined to 2021 Supervisorial Districts, Service Planning Areas (SPA), and Countywide Statistical Areas (CSA). For more information about this dataset, please contact egis@isd.lacounty.gov.
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TwitterTown of Gill, MA GIS Viewer
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TwitterTown of Wales, MA GIS Viewer
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TwitterIn Module 2 Lesson 1, we will take a deeper dive into Geographic Information Systems (GIS) technology. We'll explore different types of GIS data, the importance of data attributes and queries, data symbolization, and ways to access GIS technology.