Collect and ship the sample to ensure arrival at the laboratory within 30 hours of collection (Express or the next day). Samples that exceed holding time are not tested.

This summary document is designed to be used by personnel trained in the collection of drinking water samples and handling of sample preservatives. Follow the procedures described below to assist in …

Dec 8, 2024 · We’ve summarized some common choices you may be faced with when collecting a water sample and what they could mean for your results.

Oct 9, 2025 · This guide will cover the important steps and techniques for effective water sample collection to ensure reliable results that reflect the true state of your water supply.

Jun 8, 2018 · Physical water measurements and streamflow are almost always taken, but often water samples are needed for chemical analyses, and sampling must follow strict guidelines to collect …

Accurate results depend on proper sampling techniques to prevent contamination. This document provides step-by-step instructions for collecting water samples for bacterial testing.

Do not run the water before collecting the sample. Simply remove the bottle lid, place the bottle under the faucet, and collect the first water out of the faucet in the morning.

Follow these simple instructions to rapidly and easily collect a water sample for analysis by ETR Labs without adding external contaminants.

The sample should be stored refrigerated. Same day testing is completed for samples dropped off between 8 and 3:30 pm M-Th, drop offs after 3:30 M-W may be held for the next day.

Before collecting: Please reach out to the Chemistry Laboratory at 701-328-6140 or email our Sample Receipt Coordinator, Chris Stocker, to obtain a collection kit.