National Mapping Organisation Of South Africa

Dr Derek Clarke National Geo-spatial Information

NMO-Industry Forum 2011

National Mapping Organisation of South Africa

National Geo-spatial Information

is the national mapping organisation of South Africa Mandate from legislation Land Survey Act Spatial Data Infrastructure Act

National Mapping Organisation of South Africa

Responsible for: • Geodetic and topographic surveying; • National spatial reference frame; • National aerial imagery; • National mapping; • National spatial data infrastructure (2010) • Archive of records Not responsible for: • Regulating cadastral surveys • Cadastral mapping

National Mapping Organisation of South Africa

Key work programme for 2011/12: • Maintain 980 of the 29 000 trig beacons; • Operate CORS (GNSS) real time and post process – currently 56 stations; • High accuracy geoid of South Africa; • Complete fully structured topographic database mid-2011 - nominal scale 1:50000; • Update changes to topographic database – 99% of main features within 12 months; • Acquire 315 000 km 2 of digital aerial imagery and process to ortho-image;

National Mapping Organisation of South Africa

• Land cover and land use mapping (new programme) – test methodology; • SA Spatial Data Infrastructure (SASDI): – Review legislation for SDI – Formulation of key policies – Assign official data custodians – Publication of key standards – Promote meta-data discovery facility.

Budget: US$16.7 million

National Mapping Organisation of South Africa

Some challenges:

• Conflict between political agenda of rural development and mandate of NMO; • Budgetary cuts – not able to achieve user demanded targets; • Recruitment of skilled professional and technical staff; • Making up lost ground with SASDI; • Ground truthing/local knowledge – budget and staff limitations; • User awareness; • Product distribution.