Web Feature Service (WFS) and Web Map Service
(WMS) – for sharing near real-time spatial data over the web.
Moreover, Markovic et al. (2009) use OGC open standards, i.e.
Sensor Observation Service (SOS), WFS and WMS, for encapsulating sensor and spatial data at the River water Monitoring
and Alert System (RWMAS) with a view to detecting and preventing water pollution.