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TwitterSelect Aggregate Planimetric CAD Vectors from set of 2001-2019 Community Profile AutoCAD files - Initial release version Oct 26, 2023This is an AGOL-hosted Feature Service - hence text point labels only display horizontallySee these related Services (circa Oct 2023):DCRA Community Profile Availability and Map Sheet Outlines with PDF Maps as downloadable attachmentsDCRA Community Profile Aerial Imagery (Community Hi-Res Scale)DCRA Community Profile Aerial Imagery (Community General Area Low-Res Scale)State of Alaska Maxar RGB Satellite ImageryHigh Level Documentation as a PowerPoint Presentation in PDF form
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TwitterLegacy tax parcel line distance labels for Vilas County, Wisconsin. These were exported from CAD when executing a full conversion to GIS circa 2011.
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TwitterThis is an image service that was developed with symbology and labels for the various zoom levels. It was designed to overlay on top of any base map. Data layers included: Driveways, Parcels, City Limits, City ETJ, Zipcode, Townships, Water Bodies, County Boundary, and ParLine Construction. The data is continuously updated and maintained by Onslow County. Any questions please call the Onslow County GIS Department at 1-910-937-1190, Monday - Friday 8am - 5pm.
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TwitterSelect Aggregate Planimetric CAD Vectors from set of 2001-2019 Community Profile AutoCAD files - Initial release version Oct 26, 2023This is an AGOL-hosted Feature Service - hence text point labels only display horizontallySee these related Services (circa Oct 2023):DCRA Community Profile Availability and Map Sheet Outlines with PDF Maps as downloadable attachmentsDCRA Community Profile Aerial Imagery (Community Hi-Res Scale)DCRA Community Profile Aerial Imagery (Community General Area Low-Res Scale)State of Alaska Maxar RGB Satellite ImageryHigh Level Documentation as a PowerPoint Presentation in PDF form
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TwitterMIT Licensehttps://opensource.org/licenses/MIT
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Download .zipA soil mapping unit designates a specific type of soil which has unique characteristics including texture, slope, and erosion class.
The soil lines were raster scanned from inked mylars at 1 : 15,840 scale. Automated digitizing procedures were performed as found in the MAPLE SYRUP Manual (Soil Survey Orthorectification and Line Extraction). Raster to vector software was used for soil lines and CAD Software was used to clean-up. Labels were placed into polygons by visual alignment using CAD. Bodies of Water were alligned to an ortho-photo image except for areas less than two acres in size or areas that have been surface mined for coal since the Soil Survey was published. Areas less than two acres in size were shown as a point special feature labeled "WAT" in a separate coverage. Most errors found on the published soil maps were corrected by a soil scientist who referred to copies of the original soil survey field sheets. A few errors were field checked by soil scientists and corrected. Quality Assurance/ Quality control was conducted by the Ohio Department of Natural Resources. All soil line placements and labels were checked and verified. In addition label placement locations for soil polygons were moved to the centroid of polygons where possible or to other locations to prevent the overlap of labels from adjoining polygons and special features. ARC/INFO software was used to edgematch quarter quadrangles of soil data which were then merged into a county-wide layer. This coverage is presently being reviewed by the USDA, Natural Resources Conservation Service for compliance with SSURGO standards. This review may require that some changes be made to the data.
Original coverage data was converted from the .e00 file to a more standard ESRI shapefile(s) in November 2014.Contact Information:GIS Support, ODNR GIS ServicesOhio Department of Natural ResourcesReal Estate & Land ManagementReal Estate and Lands Management2045 Morse Rd, Bldg I-2Columbus, OH, 43229Telephone: 614-265-6462Email: gis.support@dnr.ohio.gov Data Update Frequency: As Needed
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TwitterMIT Licensehttps://opensource.org/licenses/MIT
License information was derived automatically
Download .zipA soil mapping unit designates a specific type of soil which has unique characteristics including texture, slope, and erosion class.
The soil lines were raster scanned from inked mylars at 1 : 15,840 scale. Automated digitizing procedures were performed as found in the MAPLE SYRUP Manual (Soil Survey Orthorectification and Line Extraction). Raster to vector software was used for soil lines and CAD Software was used to clean-up. Labels were placed into polygons by visual alignment using CAD. Bodies of Water were alligned to an ortho-photo image except for areas less than two acres in size or areas that have been surface mined for coal since the Soil Survey was published. Areas less than two acres in size were shown as a point special feature labeled "WAT" in a separate coverage. Most errors found on the published soil maps were corrected by a soil scientist who referred to copies of the original soil survey field sheets. A few errors were field checked by soil scientists and corrected. Quality Assurance/ Quality control was conducted by the Ohio Department of Natural Resources. All soil line placements and labels were checked and verified. In addition label placement locations for soil polygons were moved to the centroid of polygons where possible or to other locations to prevent the overlap of labels from adjoining polygons and special features. ARC/INFO software was used to edgematch quarter quadrangles of soil data which were then merged into a county-wide layer. This coverage is presently being reviewed by the USDA, Natural Resources Conservation Service for compliance with SSURGO standards. This review may require that some changes be made to the data.
Original coverage data was converted from the .e00 file to a more standard ESRI shapefile(s) in November 2014.Contact Information:GIS Support, ODNR GIS ServicesOhio Department of Natural ResourcesReal Estate & Land ManagementReal Estate and Lands Management2045 Morse Rd, Bldg I-2Columbus, OH, 43229Telephone: 614-265-6462Email: gis.support@dnr.ohio.gov Data Update Frequency: As Needed
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TwitterMIT Licensehttps://opensource.org/licenses/MIT
License information was derived automatically
Download .zipSoil special features represent point and line data contained on detailed soil survey maps in addition to the soil mapping unit polygons. Examples of special features would include point delineations of wet areas and lines showing escarpments.
The soil special features were raster scanned from inked mylars at 1 : 15,840 scale. Automated digitizing procedures were performed as found in the MAPLE SYRUP Manual (Soil Survey Orthorectification and Line Extraction). Raster to vector software was used for special features and CAD Software was used to clean-up. Labels were placed by visual alignment using CAD.
Surface water bodies with areas less than two acres in size were shown as a point special feature labeled "WAT" in a this coverage. Most errors found on the published soil maps were corrected by a soil scientist who referred to copies of the original soil survey field sheets. A few errors were field checked by soil scientists and corrected. Quality Assurance/ Quality control was conducted by the Ohio Department of Natural Resources. All line placements and labels were checked and verified. ARC/INFO software was used to edgematch quarter quadrangles of soil special feature data which were then merged into a county-wide layer.
This coverage is presently being reviewed by the USDA, Natural Resources Conservation Service for compliance with SSURGO standards. This review may require that some changes be made to the data.
Original coverage data was converted from the .e00 file to a more standard ESRI shapefile(s) in November 2014.Contact Information:GIS Support, ODNR GIS ServicesOhio Department of Natural ResourcesReal Estate & Land ManagementReal Estate and Lands Management2045 Morse Rd, Bldg I-2Columbus, OH, 43229Telephone: 614-265-6462Email: gis.support@dnr.ohio.gov Data Update Frequency: As Needed
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TwitterDivision of Community and Regional Affairs Community Profile Maps.This map shows where community profile maps have been done around the state. By clicking on the locations you will be able to view the profile maps that have been completed for that community.The community profiles maps presented are 24" by 36" or 30" by 42" in size. Maps are available from 1976 to 2019. Later CAD-Based PDFs completed since 1999 have the ability to turn on and off layers in the PDFs based on your browser configuration (best experience is with Adobe Acrobat Reader). These are large graphic files (.75 Mb's to 30.7 Mb's) and they may take some time to download to your computer depending on your connection speed.List of Source DataCommunity Profiles - This index functions as a delivery mechanism for completed Community Profile maps as PDFs via Attachments Table. To aid in Community Profile CAD_to_GIS conversion the key footprints for Area and Community Maps were recovered out of the CAD data and coded with the corresponding PDF Map for each project. First loaded to SDE Oct 10, 2022.Community Profile CAD - Select Aggregate Planimetric CAD Vectors from set of 2001-2019 Community Profile AutoCAD files - Initial release version Oct 26, 2023. This is an AGOL-hosted Feature Service - hence text point labels only display horizontally. High Level Documentation as a PowerPoint Presentation in PDF form.
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TwitterSanta Rosa Plain Programmatic Biological Opinion Parcels - Data "CDR_PARCELS" obtained from County of Sonoma GIS Central.
A distinction should be made with respect to this layer which includes GIS parcels and the official Assessor Parcels residing in the Assessor Map books at the Sonoma County Assessor Office. For official parcel records please contact the Sonoma County Assessor (707)565-1888. These parcels should NOT be represented as survey data, and the official record of survey takes precedence where there are discrepancies. It is the end user's responsibility to check the accuracy of the GIS data by comparing it with the published data from the Sonoma County Assessor / Recorder office. The Sonoma County parcel base was originally compiled from Assessor Parcel maps at a scale of 1:6000. The individual Assessor Parcel maps were enlarged or reduced in size using an electrostatic process to produce the maps at the 1:6000 scale, the maps were then fit together by hand and transcribed on to mylar. The mylar base consisted of 1:6000 USGS base map information typically found on the 7.5 USGS quad series. This base information consisted of Topography, Roads, Section, and Rancho lines to name some. Using this information, the Assessor Parcel maps were fit to the individual 1:6000 scale maps. Each 1:6000 scale map represents 1/6 (quad sixths) of a 7.5 minute USGS Quadrangle series map. In 1998 the State Board of Equalization provided the impetus to produce the Russian River Project for all of Planning Area 4. One aspect required for this project was a digital parcel base for Planning Area 4. This involved the conversion of the 1:6000 mylars with the transcribed parcels on them into a digital version of the parcels. The mylars where scanned and geo-referenced using the base map information originally included with the 1:6000 mylar base. The maps were geo-referenced to a digital version of the USGS 7.5 minute Quadrangle series available from the Teale Data Center. The original projection was California State Plane Zone 2 NAD 1927. County Staff then used AutoCAD software to heads up digitize each 1:6000 scale map in Planning Area 4. A custom application was created and used by GIS staff involving the use of Avenue and ArcView 3.2 to create a point for all the parcels in Planning Area 4, attributes included Assessor Parcel Number. The DWGs were then converted to shapefiles and then converted to ArcINFO coverages, the parcel tags were converted from shapefiles to ArcINFO coverages and the point coverage was merged with the polygon coverage with the IDENTITY command. An exhaustive process was involved to eliminate errors once the DWGs were converted to ArcINFO coverages so polygons could be generated. The coverages were then aggregated using the MAPJOIN command, the original boundary of the 1:6000 scale maps was removed using the REGIONDISSOLVE command to merge adjacent polygons with the same AP number. In 1999 the remainder of the planning areas were converted to digital form following the Russian River Project and the seamless base was completed in 2001. The seamless parcel base was maintained in ArcINFO until the release of ArcGIS 8.3, which included topology tools necessary for its maintenance. The seamless base prior to late 2002 was suitable for 1:100000 scale while the control points (the corners for the 1:6000 scale maps) were suitable for 1:24000 scale. Prior to rectification to the Merrick 2000 orthophotography, the parcel data were derived from 1:6000 scale maps (enlarged from USGS 7.5 minute quadrangle 1:24,000 series) and digitized in California State Plane, Zone II, NAD 27 coordinates (survey feet), but were converted to California State Plane, Zone II, NAD 83 coordinates (survey feet) as part of a rectification process now underway. The parcels used to use the USGS 7.5 minute quadrangle (1:24,000) series for coordinate control, but no guarantee is made for their spatial accuracy. The data were re-projected to NAD 83 coordinates to overlay the orthophotography, but the parcel boundaries will not correspond precisely with features in the images. The parcels were rectified to orthophotography flown in April - May 2000 using geo-referencing tools available in ArcGIS 8.3. This project was completed in July 2005. In general, the parcels meet National Accuracy Standards for 1:24,000 scale maps, and likely exceed that accuracy in urban areas. A complete description of the process is detailed in a series of documents located on a local file server: S:\COMMON\GIS\Documentation\Parcel Rectification & Update Process\Procedure - *. doc. A brief summary is as follows. Individual Assessor Parcel pages or CAD drawings are rectified to the orthophoto. COGO & survey data are used when available and in sufficient quantities to enable the bulk of an Assessor Parcel page to be digitized using said information. Polygons are generated directly from the COGO data, CAD dwg are exported to feature classes, where polygons are then generated, rectified Assessor Parcel pages are vectorized using ArcScan and subsequently polygons are generated. A spatial join is used to assign attributes to the newly generated polygons. Polygons are then assigned an accuracy rank based on source, quality of the fit to the orthophoto, and RMS error encountered during rectification (only the scanned Assessor maps will have and RMS error associated with them). See the fields RANK and DESCRIPTION for information on fit assessment. Areas that have been successfully updated as such have a reasonable expectation of accuracy of +/- 10 and possibly better, areas that have not been updated or are flagged in SCAMP under the GIS group Projects as Needs Survey Data, the original accuracy assessment of 1:100000 applies.
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TwitterSelect Aggregate Planimetric CAD Vectors from set of 2001-2019 Community Profile AutoCAD files - Initial release version Oct 26, 2023This is an AGOL-hosted Feature Service - hence text point labels only display horizontallySee these related Services (circa Oct 2023):DCRA Community Profile Availability and Map Sheet Outlines with PDF Maps as downloadable attachmentsDCRA Community Profile Aerial Imagery (Community Hi-Res Scale)DCRA Community Profile Aerial Imagery (Community General Area Low-Res Scale)State of Alaska Maxar RGB Satellite ImageryHigh Level Documentation as a PowerPoint Presentation in PDF form