Disclosed herein is a breast pump sensor network. The breast pump sensor network includes an emitter disposed within a bodily fluid capture system and a detector disposed within the bodily fluid capture system. Further disclosed is a method for controlling the breast pump sensor network which includes emitting a beam of electromagnetic radiation within a bodily fluid capture system, detecting one or more drops of body fluid within the bodily fluid capture system, determining a bodily fluid flow rate based at least on the detected one or more drops of bodily fluid, and providing the determined bodily fluid flow rate to at least one user.