Sewerage Treatment Services
End-to-end STP solutions from design to treated water reuse.
STP Project Delivery in 5 Phases
From site survey to treated water reuse — structured, proven project execution.
Site Survey
Wastewater characterisation, flow measurement, and site assessment
DPR & Design
Detailed project report, process design, and regulatory approvals
Construction
Civil, mechanical, electrical, and instrumentation works
Commissioning
System start-up, performance testing, and operator training
O&M
Ongoing operations, monitoring, compliance reporting, and reuse
The Nirvaan Advantage
Proven STP delivery with technology-neutral design, CPCB compliance, and lifetime O&M support.
Technology-Neutral Design
We select the right process — MBR, SBR, MBBR, or conventional — based on your site constraints, reuse goals, and capital budget.
CPCB Discharge Guarantee
All STPs are designed and operated to meet applicable CPCB/SPCB discharge standards — with continuous monitoring and reporting.
Zero Liquid Discharge Options
For sites requiring ZLD, we design tertiary treatment and reuse systems that eliminate liquid discharge entirely.
Single-Point Accountability
Design, build, and operate — one partner for the full STP lifecycle eliminates coordination gaps and ensures performance accountability.
Explore Our Full Service Range
Comprehensive waste management and environmental solutions for every need.
Design Your Sewerage Treatment Plant
With Zero Compromise
Get a free STP assessment — wastewater characterisation, technology recommendation, capacity sizing, and compliance roadmap at no cost.