Halder Technical provides professional Sewage Treatment Plant (STP), Effluent Treatment Plant (ETP), and Water Treatment Plant (WTP) maintenance services in Kolkata and West Bengal. We support residential complexes, commercial buildings, hospitals, hotels, and industrial facilities with preventive maintenance, operator deployment, and wastewater management solutions.
Our STP services include biological treatment monitoring, aeration system inspection, MLSS level control, sludge return ratio monitoring, clarifier tank cleaning, and residual chlorine testing. We ensure proper aeration efficiency and treated water stability.
We deploy trained operators for daily logbook maintenance, pH monitoring, dissolved oxygen checks, pump inspection, blower maintenance, and preventive servicing to minimize downtime.
View Detailed STP ServicesWe provide industrial ETP maintenance including chemical dosing optimization, neutralization tank monitoring, coagulation & flocculation process management, sludge handling, and discharge compliance support.
Our team assists industries in maintaining COD, BOD, and TSS control as per environmental compliance standards.
View Detailed ETP ServicesOur WTP services include filtration plant maintenance, pressure vessel inspection, media replacement, RO membrane monitoring, chemical dosing system support, and turbidity management.
We provide complete wastewater management support including operator deployment, preventive inspection, chemical supply, breakdown troubleshooting, and plant performance optimization across Kolkata and surrounding regions.
Contact Halder Technical today for professional wastewater management services in Kolkata.
Request Consultation