ROV_UnifiedSchool

Metadata also available as - [Outline]

Frequently anticipated questions:


What does this data set describe?

Title: ROV_UnifiedSchool
Abstract:
Unified School Districts with district and area boundaries, within the extent of Alameda County; boundaries have been updated to show changes for Oakland 2013 redistricting.
  1. How should this data set be cited?

    Alameda County Registrar of Voters , Mapping Section, 20111207, ROV_UnifiedSchool.

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -122.349013
    East_Bounding_Coordinate: -121.468933
    North_Bounding_Coordinate: 37.915926
    South_Bounding_Coordinate: 37.448458

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

  5. What is the general form of this data set?

    Geospatial_Data_Presentation_Form: vector digital data

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      This is a Vector data set. It contains the following vector data types (SDTS terminology):

      • GT-polygon composed of chains (29)

    2. What coordinate system is used to represent geographic features?

      The map projection used is Lambert Conformal Conic.

      Projection parameters:
      Standard_Parallel: 37.06666666666667
      Standard_Parallel: 38.43333333333333
      Longitude_of_Central_Meridian: -120.5
      Latitude_of_Projection_Origin: 36.5
      False_Easting: 6561666.666666666
      False_Northing: 1640416.666666667

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 0.000031724764125037194
      Ordinates (y-coordinates) are specified to the nearest 0.000031724764125037194

      The horizontal datum used is D North American 1983.
      The ellipsoid used is GRS 1980.
      The semi-major axis of the ellipsoid used is 6378137.0.
      The flattening of the ellipsoid used is 1/298.257222101.

  7. How does the data set describe geographic features?

    PublicGIS_DB.AC.UnifiedSchool

    OBJECTID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    DIST_NAME

    DISTRICT_ID

    SHAPE
    Feature geometry. (Source: ESRI)

    Coordinates defining the features.

    Shape.STArea()

    Shape.STLength()


Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

    Alameda County Registrar of Voters, 2014

  3. To whom should users address questions about the data?

    Alameda County Registrar of Voters
    Mapping Section
    1225 Fallon St, Room G-1
    Oakland, CA 94612

    510-208-9663 (voice)

    Hours_of_Service: 8:30 am - 5:00 pm


Why was the data set created?

To be used in the mapping of Unified School Districts within Alameda County


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

  3. What similar or related data should the user be aware of?


How reliable are the data; what problems remain in the data set?


How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints: None
Use_Constraints:
The data provided herein are derived from various sources and are dynamic and in an ongoing state of maintenance, correction and update, and are subject to verification by the user and/or the County of Alameda. The boundary lines depicted herein do not constitute a legal survey. While every effort is made to keep such information accurate and up-to-date, the County of Alameda makes no warranty, representation or guarantee as to the content, accuracy, timeliness or completeness of any of the information implied herein. The County of Alameda explicitly disclaims any representation and warranties, including, without limitation, the implied warranties of merchantability and fitness for a particular purpose. The County of Alameda shall not be held liable for improper or incorrect use of the data described and/or contained herein. The County of Alameda assumes no responsibility for any decisions made, or any actions taken by the user based upon information obtained from the data described and/ or contained herein.

  1. Who distributes the data set?[Distributor contact information not provided.]

  2. What's the catalog number I need to order this data set?

  3. What legal disclaimers am I supposed to read?

    See access and use constraints information.

  4. How can I download or order the data?