• Water samples must be kept cold!
  • Take a cooler with plenty of ice to the sample location.
  • Use appropriate bottles and preservatives.
  • Read specific sampling procedures if given to you.
  • Using an indelible marker, write date and time sampled on the label and Work Request form. It is very important!
  • Complete Work Request Form and include with sample.
  • Deliver sample to Dellavalle as soon after sampling as possible Monday through Thursday.

ELAP regulations: We must receive water samples at specific temperatures.

Bacteriological SamplesLess than or equal to 10°C (50°F)
All Other WatersLess than or equal to 6°C (42.8°F)

A grace period for temperature is allowed if samples are delivered to laboratory within two hours of collection.