[OSGeo Africa] best source for open source terrain model of South Africa

Tue Aug 24 06:53:48 PDT 2021

For some parts of the country you should be able to get 25m DEMs from NGI

http://cdngiportal.co.za/cdngiportal/


> On 24 Aug 2021, at 12:56, Alex Leith <alexgleith at gmail.com> wrote:
> 
> We have a single GeoTIFF of SRTM accessible here: 
> https://deafrica-input-datasets.s3.af-south-1.amazonaws.com/srtm_dem/srtm_africa.tif <https://deafrica-input-datasets.s3.af-south-1.amazonaws.com/srtm_dem/srtm_africa.tif>
> 
> It’s a Cloud Optimised GeoTIFF that works in WGIS or can be used with GDAL to flip out small areas without downloading.
> 
> I don’t know about higher resolution.
> 
> On Tue, 24 Aug 2021 at 8:35 pm, Chris Kirchhoff <chris at kirchhoffsurveyors.co.za <mailto:chris at kirchhoffsurveyors.co.za>> wrote:
> Thank you - these are the same resources we have found to date
> 
> 
> ..................................................................................
> Chris Kirchhoff
> Professional Land Surveyor
> Cell: 082 773 4868
> Email:chris at kirchhoffsurveyors.co.za <mailto:office at 5dgeo.co.za>
> www.kirchhoffsurveyors.co.za <http://www.kirchhoffsurveyors.co.za/>
> 
> For UAV ( Drone) mapping - We are legally compliant with all Civil aviation authority, Department of transport and insurance requirements. Licence details ASL/ROC Nr. CAA/G1221D ATO # CAA/0380 in association with UAV industries.
> The information contained in this email is legally privileged and confidential and may contain proprietary and/or personal information. It is meant solely for the intended recipient and access to this email by anyone else is unauthorised. If you are not the intended recipient, any processing of the email or the information contained therein (including disclosure, copying, distribution, storage) or any action taken or omitted in reliance on this, is prohibited and may be unlawful. Once you are in receipt of this email and its contents, the onus falls on you to process any potential personal information in accordance with the provisions of the Protection of Personal Information Act 4 of 2013 (POPI). No liability or responsibility is accepted if information or data is, for whatever reason, corrupted or does not reach its intended recipient. No warranty is given that this email is free of viruses. The views expressed in this email are, unless otherwise stated, those of the author and not those of Kirchhoff Professional Surveys or its management. Kirchhoff Professional Surveys reserves the right to monitor, intercept and block emails addressed to its’ users or take any other action in accordance with its email use policy. Kirchhoff Professional Surveys respects your privacy and acknowledges that this e-mail could contain personal information which may belong to you, others and/or to your company. By replying to Kirchhoff Professional Surveys' email communication, you expressly give us consent to process the personal information contained in this email which will be done in accordance with the Protection of Personal Information Act (4 of 2013) (POPI) and the Kirchhoff Professional Surveys Privacy Policy.
> 
> 
> 
> On Tue, 24 Aug 2021 at 12:29, Hugo Paul <hugo.paul at agrimotion.net <mailto:hugo.paul at agrimotion.net>> wrote:
> Hi Chris
> 
>  
> 
> Free low resolution data: 30m SRTM https://dwtkns.com/srtm30m/ <https://dwtkns.com/srtm30m/>
>  
> 
> Higher resolution paid data: http://www0.sun.ac.za/cga/portfolio-items/sudem-stellenbosch-university-digital-elevation-model/ <http://www0.sun.ac.za/cga/portfolio-items/sudem-stellenbosch-university-digital-elevation-model/>
>  
> 
> There are other sources, but these are the ones I know off.
> 
>  
> 
> Regards
> 
> Hugo
> 
>  
> 
> From: Africa <africa-bounces at lists.osgeo.org <mailto:africa-bounces at lists.osgeo.org>> On Behalf Of Chris Kirchhoff
> Sent: 24 August, 2021 12:25
> To: africa at lists.osgeo.org <mailto:africa at lists.osgeo.org>
> Subject: [OSGeo Africa] best source for open source terrain model of South Africa
> 
>  
> 
> Hi All
> 
> Where is the  best possible source of open source digital terrain data for South Africa ?
> 
> Thanks
> Chris
> 
> 
> 
> ..................................................................................
> Chris Kirchhoff
> Professional Land Surveyor
> Cell: 082 773 4868
> Email:chris at kirchhoffsurveyors.co.za <mailto:office at 5dgeo.co.za>
> www.kirchhoffsurveyors.co.za <http://www.kirchhoffsurveyors.co.za/>
> <~WRD0000.jpg>
> For UAV ( Drone) mapping - We are legally compliant with all Civil aviation authority, Department of transport and insurance requirements. Licence details ASL/ROC Nr. CAA/G1221D ATO # CAA/0380 in association with UAV industries.
> The information contained in this email is legally privileged and confidential and may contain proprietary and/or personal information. It is meant solely for the intended recipient and access to this email by anyone else is unauthorised. If you are not the intended recipient, any processing of the email or the information contained therein (including disclosure, copying, distribution, storage) or any action taken or omitted in reliance on this, is prohibited and may be unlawful. Once you are in receipt of this email and its contents, the onus falls on you to process any potential personal information in accordance with the provisions of the Protection of Personal Information Act 4 of 2013 (POPI). No liability or responsibility is accepted if information or data is, for whatever reason, corrupted or does not reach its intended recipient. No warranty is given that this email is free of viruses. The views expressed in this email are, unless otherwise stated, those of the author and not those of Kirchhoff Professional Surveys or its management. Kirchhoff Professional Surveys reserves the right to monitor, intercept and block emails addressed to its’ users or take any other action in accordance with its email use policy. Kirchhoff Professional Surveys respects your privacy and acknowledges that this e-mail could contain personal information which may belong to you, others and/or to your company. By replying to Kirchhoff Professional Surveys' email communication, you expressly give us consent to process the personal information contained in this email which will be done in accordance with the Protection of Personal Information Act (4 of 2013) (POPI) and the Kirchhoff Professional Surveys Privacy Policy.
>  
> <~WRD0000.jpg>
> 
> <~WRD0000.jpg>
> 
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> Alex Leith
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