Effluent Treatment Plant

Effluent Treatment Plant

Varuna’s Effluent Treatment Plant (ETP) treats industrial wastewater effectively and sustainably, whilst complying with the Continuous Pollution Conference Board (CPCB) standards. This ETP removes BOD, COD, TSS, oil, and grease, in addition to enabling water reuse, reducing costs, and effortlessly functioning in an environmentally sound manner, thanks to IoT based operations and modular RCC design.

Effluent Treatment Plant (ETP) for Industrial Wastewater

The Effluent Treatment Plant (ETP) serves as a specialised method for treating industrial wastewater to facilitate its safe reuse and prevent environmental harm. Its primary objective is to mitigate the adverse effects caused by effluents by purifying them before release into the environment.

Industrial wastewater varies widely in composition depending on the industry. It may contain oils, grease, toxic substances like cyanide, or degradable organic pollutants found in effluents from food and beverage factories. Given this diversity of impurities, tailored treatment technologies such as ETP become essential.

The ETP operates through a series of stages employing physical, chemical, biological, and membrane processes. These stages are designed to effectively treat wastewater from various industrial sectors such as chemicals, pharmaceuticals, refineries, dairy, ready-mix plants, and textiles. Each sector may require specific treatment methodologies to address its unique effluent composition and environmental impact.

Benefits of ETP

  • To clean industry effluent and recycle it for further use
  • To reduce the usage of fresh water in industries
  • To preserve the natural environment against pollution
  • To meet the standards for emission of pollutants set by the Government & avoid heavy penalties
  • To reduce expenditure on water acquisition

Why Your Industry Needs an ETP

Industries like manufacturing, pharmaceuticals, food processing, chemicals, textiles, and dairy produce harmful effluents. Untreated wastewater can cause environmental damage, fines, shutdowns, and reputational loss.

Key Benefits of an ETP:

  • Ensure CPCB compliance
  • Avoid penalties and legal issues
  • Recycle water to reduce fresh consumption
  • Support ESG goals
  • Boost eco-conscious brand image
 

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ETP Process & Capacity Guide: Industrial Wastewater Treatment, Cost & CPCB Compliance

Understanding the ETP Process: How It Works

An Effluent Treatment Plant typically consists of a multi-stage purification process that includes the following stages:

  1. Preliminary Treatment

    • Screening of large solids, plastic, paper, etc.
    • Oil and grease trap
  1. Primary Treatment 

    • Sedimentation tanks to allow solids to settle
    • Chemical coagulation and flocculation to remove suspended particles
  2. Secondary (Biological) Treatment

    • Biological processes using bacteria to break down organic matter
    • Aeration tanks, activated sludge process, or Moving Bed Biofilm Reactors (MBBR)
  3. Tertiary Treatment

    • Filtration, UV disinfection, reverse osmosis, or advanced oxidation
    • Ensures treated water meets standards for safe discharge or reuse

 

What Capacity ETP Does Your Industry Need?

The right capacity for your ETP depends on the volume of wastewater your plant generates daily. This is generally calculated as KLD (Kilo Litres per Day).

 

Industry Type

Typical ETP Capacity

Textile & Garments

50–500 KLD

Pharmaceuticals

10–250 KLD

Chemical Plants

100–1000 KLD

Dairy/Meat Processing

20–300 KLD

Food Processing

30–500 KLD

Ready Mix Concrete

15–100 KLD

Varuna offers fully customizable ETPs for all industry scales—from micro units to large-scale manufacturing hubs.

CPCB Compliance: What You Need to Know

The Central Pollution Control Board (CPCB) has established effluent discharge norms that vary based on industry type and discharge location (surface water, land irrigation, sewerage).

Key Parameters:

  • BOD < 30 mg/L
  • COD < 250 mg/L
  • TSS < 100 mg/L
  • Oil & Grease < 10 mg/L
  • pH between 5.5–9.0

How Varuna Ensures Compliance:

  • Advanced automation and sensor-driven ETP systems
  • Real-time water quality monitoring with data logging
  • CPCB audit and report assistance
  • Remote diagnostics and support

Effluent Treatment Plant Cost Breakdown

The cost of installing an ETP varies depending on the capacity, type of industry, type of effluent, level of automation, and discharge standards.

General Cost Guidelines (INR):

  • 10–50 KLD: ₹6–15 Lakhs
  • 50–100 KLD: ₹15–30 Lakhs
  • 100–250 KLD: ₹30–60 Lakhs
  • 250 KLD: ₹60 Lakhs and above

Factors Affecting Price:

  • Civil vs. Precast RCC construction
  • Level of automation (PLC/SCADA based systems)
  • Type of secondary & tertiary treatment modules
  • Site challenges: space, accessibility, terrain

Looking for a cost-efficient ETP for industries? Varuna offers both custom-built and plug-and-play ETPs.

Delivery & Installation Timeline

Varuna takes pride in offering one of the fastest installation timelines in the industry.

 

Type of ETP

Delivery Time

Installation Time

Precast RCC Modular

7–10 Days

10–15 Days

Civil-Based Traditional

30–45 Days

60–90 Days

 

With our precast RCC tank technology, we've reduced project timelines by up to 80%. Our recent project at a Government Guest House in Bangalore was completed in just 15 days, compared to a standard 90-day civil project timeline.

Why Choose Varuna for Your ETP?

If you're searching for the most trusted effluent treatment solutions in Delhi, or a top-tier wastewater treatment company in Bangalore, here’s why industries choose Varuna:

  • Pan-India presence with active projects across Karnataka, Delhi, Maharashtra, Tamil Nadu, and Gujarat
  •  Custom solutions for specific industries and space constraints 
  •  Precast RCC tanks for plug-and-play ETP setup 
  •  IoT-enabled panels for real-time performance and compliance monitoring 
  •  100% CPCB compliance guarantee 
  •  After-sales AMC & remote support

Key Industries We Serve

  • Pharmaceuticals & Biotech
  • Food Processing Units
  • Refineries and Petrochemicals
  • Chemicals & Dyes
  • Automotive & Metal Processing
  • Dairy & Beverage Plants

FAQs on Effluent Treatment Plants

Q1. Can ETP water be reused?
Yes. With tertiary treatment like UV or RO, ETP water can be used for gardening, flushing, and process reuse.

Q2. How long does an ETP last?
With proper maintenance, Varuna’s ETPs can last 15–20 years or more.

Q3. What if our effluent composition is highly variable?
Our design team conducts a complete effluent audit and offers flexible, modular designs that adapt to inflow fluctuations.

Q4. What are the maintenance needs?
We offer easy-to-operate systems with optional AMC plans that include:

  • Quarterly audits
  • Spare parts replacement
  • Online diagnostics

Q5. Can we monitor the system remotely?
Yes. Our IoT dashboards offer real-time flow, BOD/COD levels, maintenance alerts, and compliance logs.

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