Specifications include, but are not limited to: 1. The sampler shall wash their hands before sampling and wear powderless nitrile gloves while filling and sealing the sample bottles. 2. Turn on the tap and flush the water until the water temperature stabilizes (approximately 5 minutes). Do not sample from a garden hose or other irrigation device. Use only cold water for sampling. 3. Fill sample bottles such that sample preservation reagent is not flushed out. It is acceptable for the sample bottle to have headspace. 4. After collecting the samples, cap the bottle and agitate by hand until the preservative is dissolved 5. Label the bottle with the associated sampling location. 6. Keep the sample sealed from the time of collection until delivered to the laboratory 7. Chill samples during shipment; samples shall not exceed 10 degrees Celsius (50 degrees Fahrenheit) until received by the laboratory.