STP for Apartments – Smart Wastewater Solutions for Residential Complexes

Managing wastewater in apartment complexes has unique challenges—limited space, increasing occupancy, and strict PCB regulations. HECS offers advanced Packaged STP for Apartments that are compact, easy to maintain, and fully compliant with pollution control norms. Designed for modern residential communities, our sewage treatment systems ensure efficient recycling, safe discharge, and long-term cost savings whether you’re a builder, association, or facility manager, investing in a reliable STP is essential, not just for compliance, but for sustainability and better living standards.

Our compact, plug-and-play STP plant is built to handle the daily sewage load of residential buildings without taking up extra space or energy. Whether you manage a gated community, multi-storey building, or township project, our HECS PSTP solutions are engineered to deliver performance, ease of operation, and long-term savings.

✅ Quick to install
✅ Low maintenance
✅ Pollution control board (PCB) compliant
✅ Ideal for 10 to 500+ flats

What is a Packaged STP and Why Do Apartments Need One?

A Packaged STP is a fully pre-engineered, factory-assembled sewage treatment plant that requires minimal civil work and space. Ideal for apartment complexes, it treats domestic sewage and ensures the treated water is safe for reuse or discharge.

Why must apartments install STP plants?

  • Mandatory by law for buildings above a certain occupancy
  • Reduces environmental pollution
  • Recycles water for gardening & flushing

Helps maintain property value and compliance

STP for apartments

HECS STP for Apartments – Features & Benefits

Our HECS PSTP units are engineered to deliver long-term performance with minimum operational cost. Here’s what sets our systems apart:

✅ Compact design – fits in basements or limited areas
✅ Plug-and-play installation
✅ Modular capacity (50 KLD to 500 KLD and beyond)
✅ Low energy consumption
✅ Odourless and silent operation

Recycled water for gardening, flushing, and landscaping

We offer solutions compliant with CPCB & State Pollution Control Board norms, including TNPCB regulations.

How Our HECS Packaged STP Works

Our Packaged STP systems use advanced MBR, MBBR, or SBR biological treatment technologies. They efficiently break down organic matter in sewage and produce clear, reusable water.

  1. Primary Screening – Removes solids and grit
  2. Biological Treatment – Uses aerobic/anaerobic bacteria
  3. Clarification – Settles and removes biomass
  4. Tertiary Treatment – Optional UV or chlorine dosing

Reuse/Discharge – Recycled safely or sent to storm drain

Ideal STP Plant Capacities for Apartments

We recommend capacity based on the number of flats or daily sewage generation:

  • 20–50 KLD: Small buildings or flats

  • 50–100 KLD: Mid-size apartments

  • 100–250+ KLD: High-rise residential communities

Custom STP design available for your exact sewage load.

Why Choose HECS for Packaged STP in Apartments?

Transform Apartment Wastewater Management – Get Custom STP Solutions from HECS

📞 Request a Free Consultation

Looking to install or upgrade your apartment STP plant? Get in touch with our team for a free site assessment and design consultation. Whether you’re a builder, facility manager, or society association, our experts will guide you through the entire process—from approval to installation.We specialize in AI-powered, IoT-enabled STP plants that offer real-time monitoring, smart automation, and efficient performance tailored for apartment complexes.

📞 Call Us: +91-7358051767

📧 Email: [email protected]

📍 Office Address: A21, 3rd Phase, TVK Industrial Estate, Guindy

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Frequently Asked Questions​​

A Sewage Treatment Plant (STP) for apartments is a system that treats wastewater generated by residents, making it safe for discharge or reuse.

STPs help apartment complexes manage wastewater responsibly, reduce pollution, meet legal requirements, and support eco-friendly living.

STPs use a combination of physical, biological, and chemical processes to clean sewage. The treated water is then either discharged or reused within the premises

  • Reduced burden on public sewer lines
  • Reuse of treated water for gardening, flushing, etc.
  • Better hygiene and sanitation
  • Compliance with environmental norms

 Packaged or modular STPs are ideal due to their space efficiency, low maintenance, and ability to handle variable loads.

The cost depends on factors like treatment capacity, technology, and site conditions. It generally ranges from ₹5 lakhs to ₹50+ lakhs for larger complexes.

 Regular sludge removal, pump and aerator servicing, and periodic water quality checks are essential for smooth operation.

Yes. In most cities, STPs are mandated by the Pollution Control Board and development authorities for residential buildings above a certain size.

Absolutely. Treated water can be reused for flushing, landscaping, and cleaning — helping reduce water bills and conserve resources.

 Consider the number of residents, available space, treatment technology, local regulations, and budget. Always consult a certified STP provider for the best solution

Packaged STP for Apartments – Compact Sewage Treatment Solutions