Title: Comparative analysis for seasonal performance of various sewerage treatment plants in Delhi, India

Authors: Prerna Sharma; Sudipta K. Mishra; Smita Sood

Addresses: Department of Basic and Applied Sciences, School of Engineering, G.D. Goenka University, Gurgaon, 122103 Haryana, India ' Department of Civil Engineering, G.D. Goenka University, Gurgaon, 122103 Haryana, India ' Department of Basic and Applied Sciences, School of Engineering, G.D. Goenka University, Gurgaon, 122101 Haryana, India

Abstract: Different sewerage treatment plants (STPs) were evaluated for a period of five years to verify their performance in Delhi, India. It focuses upon the comparative analysis of the STPs to get the best STP among all in terms of its performance and to foresee the impact of seasonal variations affecting their performance. In order to figure out the seasonal performance of these STPs they were subjected to analytical analysis for pre and post monsoon months. Results revealed that Dr. Sen Nursing Home STP have shown the best result out of all. Hence the best STP in terms of performance evaluation is Dr. Sen Nursing Home than Vasant Kunj Phase-I than Okhla Phase-I STP.

Keywords: seasonal variations; sewerage treatment plants; STP's; Densadeck/Biofor Technology; extended aeration technology; activated sludge process; ASP technology.

DOI: 10.1504/IJEWM.2021.117196

International Journal of Environment and Waste Management, 2021 Vol.28 No.2, pp.149 - 164

Received: 16 Sep 2018
Accepted: 29 Aug 2019

Published online: 30 Jul 2021 *

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