COMMERCIAL & MUNICIPAL
SEWAGE TREATMENT PLANTS (STP)

Sustainable, High-Capacity Wastewater Recycling for Communities & Enterprises. Designing, building, and maintaining robust STP systems from **20 KLD to 5+ MLD** and custom scale.

Explore Our STP Range View Sectors We Serve
Global Solutions

Eco-Friendly & Smart

Motley Group's STP systems deploy cutting-edge MBBR, MBR, & SBR technologies to recycle wastewater. We enable townships, commercial setups, and municipal projects to secure hassle-free compliance and massive savings on water procurement.

100% ODOR FREE
99.8% BOD REDUCTION
Industrial Knowledge

What is a Sewage Treatment Plant (STP)?

A Sewage Treatment Plant (STP) treats and purifies wastewater (blackwater and greywater) generated by households, institutions, commercial complexes, and hospitality facilities. STPs utilize mechanical, biological, and chemical processes to remove harmful pathogens, organic waste, and debris.

By transforming foul, highly hazardous sewage into clean, odorless, and completely safe non-potable water, STPs ensure communities can safely utilize recycled water for horticulture, landscaping, toilet flushing, and cooling towers while keeping environmental habitats perfectly safe.

Key Objective Every Motley Group STP is designed for strict environmental compliances, completely zero-odor output, and hassle-free mechanical operations, safeguarding human habitats.
Why Motley Group?

The Motley Advantage

Discover why leading communities, developers, and municipal corporations trust Motley Group for sustainable sewage recycling solutions.

100% CPCB/PCB Compliances

Engineered to meet all local, national, and international discharge norms with seamless authorization approvals.

Eco-Friendly & Odorless Systems

Highly efficient aerators and carbon filtration prevent any bad odor, making it safe for open complexes.

Minimum Space, Maximum Output

Smart skid-mounted or modular setups reduce civil footprint, allowing installation in basements or backyards.

Complete End-to-End Delivery

From consultation, analysis, drawing, fabrication to AMC (Annual Maintenance Contracts) & O&M.

Proven Global Engineering

Cutting-Edge STP Technologies We Use

We incorporate highly effective, globally trusted biological and filtration technologies to design standard and custom STP systems that best fit your budget and space limits.

1

MBBR

Moving Bed Bio-film Reactor

What it is: A highly popular and cost-effective biological treatment process that uses specialized moving plastic media (bio-carriers) suspended within aerated tanks. Millions of microscopic biofilm colonies naturally grow on these carriers, aggressively digesting organic impurities as they move around.

  • Ideal for compact & Packaged Plants
  • Low maintenance & self-modulating
  • Easily expandable to higher capacity
Recommended: Packaged, Medium-scale Systems
2

MBR

Membrane Bio-Reactor

What it is: A premium, advanced wastewater technology that combines a traditional biological digestion process with ultra-fine, microscopic physical membrane filtration (ultrafiltration/microfiltration). By physically screening solids at a sub-micron scale, it bypasses the need for large secondary clarifier tanks.

  • Produces exceptionally clear, high-purity water
  • Unmatched space-saving (50% smaller footprint)
  • Directly reusable for flushing & horticulture
Best For: Basements, Hotels & strict urban sites
3

SBR

Sequential Batch Reactor

What it is: A heavy-duty cyclical batch-based wastewater processing technology where equalization, aeration, digestion, and clarification all happen sequentially inside the same reactor tank over timed stages. A sophisticated automation system runs these periodic batch cycles perfectly.

  • Outstanding performance for large loads
  • Requires fewer tanks (reduced civil work cost)
  • Easily handles erratic seasonal flow peaks
Designed For: Townships, Cities & large industries

Our Popular STP Range

Discover highly robust, pre-engineered, and massive custom Sewage Treatment Plants, scaling from skid-packaged 20 KLD up to civil-scale 5 MLD.

20 KLD STP Plant
Compact & Mobile

20 KLD Compact STP

Self-contained, portable, and skid-mounted. Crafted specially for residential blocks, commercial schools, and offices with less space. Uses automated MBBR process.

  • MBBR Biological Process
  • Skid-Mounted Setup
  • Low Operational Friction
50 KLD Hotel STP
Hospitality Standard

50 KLD Hotel STP

Underground/covered packaged models utilizing high-clearance MBR filters to recover clean flushing & garden water. Zero odor.

  • Odor-Free MBR Filtration
  • Direct flushing/irrigation reuse
  • Saves backyard spaces completely
650 KLD STP Plant
Heavy Infrastructure

650 KLD Civil STP

Large, concrete tank installations specifically customized for big townships, tech parks, and robust mid-size municipal use. MBBR/SBR technology.

  • Civil-Concrete Basin Tanks
  • Automated MBBR/SBR Sequencing
  • High-end Sludge Pressing System
2.5 MLD Mega STP
Mega Municipal

2.5 MLD Mega STP

Huge-scale civil projects featuring multiple large aeration & SBR batch reactor basins with rotary scraper bridges for huge municipalities.

  • Advanced Circular SBR / Activated Sludge
  • Mega Flow Balancing PLC panels
  • Environment/PCB Clearances Assist
Wide Sector Versatility

Sectors We Serve

Wherever waste water needs purification, Motley Group provides robust engineering setups:

Hotels & Resorts

Zero-odor operations for premium guest zones.

Townships

Massive daily municipal level recycling.

Hospitals

Safe pathogens/viral-load disinfection.

IT Parks & SEZs

Odor-free, compact backyard installation.

Education Hubs

Cost-effective setups for student campuses.

Housing Societies

High-volume community greywater recycling.