[Talk-us] GNIS tag removal proposal
miketho16 at gmail.com
Tue Aug 20 22:16:40 UTC 2013
The elevation attached to a GNIS point is taken from the National Elevation
Dataset (NED) which has a 30 meter resolution in many cases (can be as high
a resolution as 1 meter and as low a resolution as 60 meters depending on
the location). This means that you don't get the highest elevation, only
*an* elevation within the 30 meter square. The problem is further
compounded by the fact that GNIS locations are often not precise, and
therefore the elevation is drawn from the wrong location within the NED.
Agree that for peaks it should be renamed (if it hasn't been edited by a
On Tue, Aug 20, 2013 at 4:04 PM, Apollinaris Schoell <aschoell at gmail.com>wrote:
> go for it.
> actually the ele tag is quite wrong on peaks and should be removed too or
> renamed to something like estimated ele
> On 8/20/2013 1:54 PM, Serge Wroclawski wrote:
>> Hi all,
>> I've been looking at the GNIS data and it's quite a mess.
>> As a step towards cleaning up the mess, I'd like to discuss removing
>> some extranious gnis tags in the editors (just as we do with TIGER and
>> other tags).
>> I would like to suggest that the editors remove the following tags
>> In addition, I suggest that we remove two other tags conditionally.
>> I suggest we remove the "ele" tag unless the tag natural=peak is
>> present and that we remove "source" if the value for that tag is "USGS
>> Geonames" (which is just GNIS).
>> I'd like to open a discussion about these tags, or other tags people
>> suggest removing from gnis data.
>> - Serge
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>> Talk-us at openstreetmap.org
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