Embodiments describe apparatuses, systems and methods for utilizing a configurable WWTP container having a removable sensor/controller cartridge. Said removable cartridge is configured for collecting and analyzing data for any given configuration of a WWTP container, and is positioned securely separate from the treatment compartment(s) of the WWTP container. The removable cartridge is able to monitor operation conditions of the wastewater treatment compartment(s) via control logic and at least one sensor included in the removable cartridge, and change operating parameters of the container.