A water sampler is a device for field collection of one or more samples of water for testing. There are many different designs of water samplers. Selection or a particular sampler type depends on the type of analysis to be performed (e.g. ambient

water quality Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. It is most frequently used by reference to a set of standards against which compliance, generally achieved through tr ...

or wastewater), the type of water source (e.g. a lake or pond, small stream or large river, coastal waters or deep ocean) and other factors such as ambient environmental conditions (e.g. collection of

stormwater Stormwater, also spelled storm water, is water that originates from precipitation (storm), including heavy rain and meltwater from hail and snow. Stormwater can soak into the soil ( infiltrate) and become groundwater, be stored on depressed la ...

during a rain event vs. ambient water sampling during dry weather). Some sampler devices are designed for manual collection (a

grab sample Convenience sampling (also known as grab sampling, accidental sampling, or opportunity sampling) is a type of non-probability sampling that involves the sample being drawn from that part of the population that is close to hand. This type of samplin ...

). Composite samplers can be configured to collect multiple samples over a specified time period or flow regime.

References

Environmental science

Sampler Sampler may refer to: * Sampler (signal), a digital signal processing device that converts a continuous signal to a discrete signal * Sampler (needlework), a handstitched piece of embroidery used to demonstrate skill in needlework * Sampler (surna ...

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See also

References