How to complete a chain-of-custody form
A broken chain of custody can make sample results unusable. Document every handoff.
6 steps →How-to guides
Environmental Technician How-To Guides
Step-by-step guides to common environmental technician tasks: the practical side of the job.
Common environmental technician tasks
Step-by-step overviews of tasks environmental technicians perform regularly. Use them to understand the job, prepare for training or refresh your memory.
How to calibrate a pH meter
Accurate pH readings start with proper calibration, usually at the start of each day.
6 steps →How to collect a groundwater sample with low-flow purging
Low-flow methods collect water representative of the aquifer while minimizing disturbance.
7 steps →Before you practice
Learn every core task
Our Environmental Technician training walks through these procedures and more, alongside vocabulary, safety and career-launch lessons.