Operations and Maintenance (O&M) is performed at this former drycleaner site to ensure that the system is running safely, effectively and within permit compliance limits.

Field services include:

• Documented inspections of knock-out vessels, blower and motor, heat exchanger, GAC vessels, flowmeters and piping, manifolds and valves

• Collecting readings from meters, totalizers and gauges

• Vapor sampling of extraction wells, soil vapor probes and system influent, intermediate and effluent streams

• Wastewater discharge sampling

• Oil changes and belt replacements