08/04/2026
A grab sample tells you what your discharge looked like an hour ago. An NPDES auditor wants to know what it looks like right now.
That gap is where oil-in-water compliance risk lives β a bearing seal weeps, a trace reaches the tailrace, and the event is on the record before anyone catches it.
The HydroSense 4410-LMP closes it: continuous oil-in-water monitoring built for the powerhouse, rated for Class I, Zone 2 areas β no air purge required.
Continuous data. Audit-ready records. Fewer surprises at your next audit.
Planning Q4 capital projects? Let's talk oil-in-water monitoring.