Water quality station A location used to monitor and test the quality of terrestrial bodies of water. Water quality stations may be locations at which physical water samples are collected for ex situ analysis. Water qulaity stations may also have instruments and equipment for continuous, in situ measurement of water quality variables. SamplingPoint SamplingFeatureType ODM2 Working Group A vocabulary for describing the type of SamplingFeature. Many different SamplingFeature types can be represented in ODM2. SamplingFeatures of type Site and Specimen will be the most common, but many different types of varying levels of complexity can be used.