Water & Wastewater Specialists Licensed Operations, Utility Management, Consulting and Certified Labratory Services De Block Environmental Services is comprised of a group of dedicated professionals who have provided contract operation and maintenance services to private, municipal, and industrial water and wastewater treatment facilities and agencies throughout the Northeast since 1983. Emergency call-out service is maintained 24 hours per day 365 days per year to ensure operational reliability at all locations serviced by De Block Environmental Services staff. Our staff provides routine preventative maintenance to each of the facilities we operate and performs virtually all of the repairs to these systems including underground water and sewer line repairs, water and wastewater pump station repairs and treatment plant repairs. In addition to contract O&M services, the principals of De Block Environmental Services have also assisted several environmental engineering firms in the design of modifications to existing water and wastewater treatment facilities or of new treatment facilities. De Block Environmental Services maintains relationships with various NJDEP certified water and wastewater-testing laboratory to provide regulatory and process monitoring capabilities to its contract O&M clients. The management of De Block Environmental Services has provided construction management services and field inspection services for municipalities, authorities and private industry in New Jersey and New York. Finally, De Block Environmental Services has a staff with extensive regulatory experience and the ability to interact with NJDEP permits, inspection, and enforcement personnel.