[Talk-ca] Municipal boundaries

James james2432 at gmail.com
Tue Mar 7 14:31:39 UTC 2017


In purple/black CSD 2016, in gold Gatineau's city limits from their open
data portal:
http://i.imgur.com/undefined.png

The CSDs do not match up with actual city bounds

On Tue, Mar 7, 2017 at 9:20 AM, Bjenk Ellefsen <bjenk.ellefsen at gmail.com>
wrote:

> Just to make sure we are talking about the same thing: Census Divisions
> are higher level and more regional boundaries. CSDs are municipal
> boundaries (in OSM, level 8).  http://www.statcan.gc.ca/eng/
> subjects/standard/sgc/2011/sgc-intro
>
> Can you give me an example of city limits that don't match a CSD or is not
> in the SGC? Usually, the standard for municipal boundaries are the CSDs. At
> least, as far as I know, this is the standard geography. When referring to
> actual city limits, which geographical classification is it referring to?
>
> Sorry for the questions, I am trying to understand what is the
> classification used if its not the CSDs.
>
> On Tue, Mar 7, 2017 at 9:11 AM, James <james2432 at gmail.com> wrote:
>
>> Bernie, I've also noticed that StatsCan boundaries seem to be a
>> generalization of an area vs the actual city limits
>>
>> On Tue, Mar 7, 2017 at 9:02 AM, Bernie Connors <berniejconnors at gmail.com>
>> wrote:
>>
>>> Bjenk,
>>>
>>>       In NB there are issues with some census boundaries not matching
>>> with our administrative boundaries. The issue I am aware of was with the
>>> county boundaries. The census data that is analogous to our county
>>> boundaries included some significant deviations to prevent a municipality
>>> from being bisected by a county boundary. Please be careful that there is
>>> not a similar issue with the CSD boundaries. NB municipal boundaries can be
>>> downloaded from the GeoNB Data Catalogue For comparison to the CSD data.
>>>
>>> Bernie.
>>>
>>> Sent from my BlackBerry 10 smartphone on the Bell network.
>>> *From: *Bjenk Ellefsen
>>> *Sent: *Tuesday, March 7, 2017 9:51 AM
>>> *To: *talk-ca at openstreetmap.org
>>> *Subject: *[Talk-ca] Municipal boundaries
>>>
>>> Hello,
>>>
>>> Municipal boundaries correspond to census subdivisions (CSD). I have
>>> seen that many municipalities do not have a boundary yet. Is it ok if I
>>> start adding some boundaries based on CSDs? Having the boundaries is
>>> important to make extractions and analysis at the municipal level.
>>>
>>> Bjenk
>>>
>>>
>>> _______________________________________________
>>> Talk-ca mailing list
>>> Talk-ca at openstreetmap.org
>>> https://lists.openstreetmap.org/listinfo/talk-ca
>>>
>>>
>>
>>
>> --
>> 外に遊びに行こう!
>>
>
>


-- 
外に遊びに行こう!
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