How to Calculate STP Capacity: Step-by-Step Guide with Worked Examples
Calculate STP capacity correctly with worked examples for residential, hotel, hospital, and industrial projects. CPHEEO-based formulas, peak factors, and tank sizing explained.
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STP & ETP Blog: Technical Guides on Wastewater Treatment
Our blog covers practical engineering topics for anyone planning or operating a Sewage Treatment Plant or Effluent Treatment Plant in India. You will find capacity calculation guides, technology comparisons like MBBR versus SBR versus MBR, industry specific treatment guides for pharma, textile and dairy effluent, and state wise pollution control board compliance requirements. These articles are written by our engineering team based on real project experience, not generic content, so you get information you can actually use when planning a plant or preparing for compliance.
Latest Technical Article
Oct 02, 2026
Effluent, Sewage or Fresh Water? How to Identify the Right Treatment Plant Before You Request a Quote
Not sure if you need an ETP, STP or water treatment plant? Learn how to identify your water type, what data to share and how to compare quotes before ordering.
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KNOWLEDGE BASE
Latest Technical Articles
ETP for Dairy and Food Processing Industry: Treatment Guide
Dairy and food processing effluent carries high BOD, COD, and FOG that standard ETPs struggle with. See the treatment stages and technology choices that actually work.
ETP for Textile Industry: Dyeing Wastewater Treatment in India
Textile effluent brings colour, high TDS, and variable pH that generic ETPs can't handle. See the treatment stages, technology choices, and compliance norms that actually work.
ETP for Pharmaceutical Industry: Design, Process, and Compliance in India
Pharmaceutical wastewater needs specialised ETP design, not a standard template. See the treatment stages, technology choices, and CPCB compliance requirements that matter.
MBBR vs SBR vs MBR: Choosing the Right Sewage Treatment Technology in India
Compare MBBR, SBR, and MBR sewage treatment technologies on footprint, cost, effluent quality, and O&M. Find the right fit for your plant capacity and industry.
Everything Maharashtra Projects Need to Know About MPCB's STP Rules
A guide to MPCB's sewage treatment plant requirements in Maharashtra, covering current discharge norms, mandatory reuse rules, and compliance steps.
POPULAR KNOWLEDGE
Featured Technical Reads
Nanotechnology in ETP Membranes: Opportunities and Environmental Risks
Explore how nanotechnology boosts ETP membranes in wastewater treatment, enhancing efficiency while addressing environmental risks and sustainability.
Could Broken TDS Meters Be Costing You More Than You Think?
Broken TDS meters can lead to high bills, health risks, and damaged equipment. Learn how to spot issues and maintain your meter for accurate water quality readings.
Water Use and Reuse in the Rice Industry
Rice is one of the most water-intensive crops India grows. Explore how water is used across cultivation and milling, and how reuse and treatment are reshaping the industry.
PROVEN EXPERIENCE
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