Mighty Probe is the device for the task when you need to probe deep and rapid

https://donovanggnf732.zenbloomer.com/posts/a-practical-guide-to-how-to-locate-a-septic-system-and-filter-access

Mighty Probe is the tool for the task when you require to probe deep and quickly, incorporating rugged efficiency with accurate handling for assessments, testing, and difficult field applications.