Wastewater

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Featured Articles
September 5, 2024
India's sewage future
The current state of play regarding sewage treatment standards in India
Clogged pipes: India's sewage treatment crisis (Image: Trey Ratcliff, Flickr Commons; CC BY-NC-SA 2.0)
September 2, 2024
NGT’s uniform standards: A controversial approach to sewage management
Recommendations made by an expert committee, the NGT's subsequent orders, and a critical analysis of these developments
Drum screens at Bharwara sewage treatment plant (Image: India Water Portal)
August 22, 2024
From pollution to solutions
The journey of sewage treatment standards and the challenge of treating India’s growing wastewater
Need to fix wastewater effluent standards (Image: Kristian Bjornard)
August 16, 2024
Open drains drain health
A recent study finds that majority of the poor in India are likely to have open drains or no drainage systems to convey and treat their waste flows, threatening their health.
Open drains, harbingers of illhealth. Image for representation only (Image Source: SuSanA Secretariat via Wikimedia Commons)
July 23, 2024
Reusing wastewater, rethinking water: Maharashtra's roadmap
How Maharashtra turns wastewater into a resource
Reusing wastewater for a secure future (Image: CEPT)
May 23, 2024
Water reuse: Panacea for parching cities
Boson White Water sets an example for water starved cities such as Bangalore by following a sustainable decentralised approach to manage wastewater and treat it for reuse.
Wastewater reuse plant at Boson White Water (Image Source: Manisha Shah)
NGT orders response on Chennai’s Chitlapakkam lake encroachments
Policy matters this fortnight
Amita Bhaduri
Posted on 19 Mar, 2024 06:09 PM

NGT seeks accountability for Chitlapakkam lake encroachments
Chitlapakkam lake, Chennai (Image: Destination Infinity, Wikimedia Commons)
Surat and Bengaluru lead in used water management
A study by CEEW study indexes 503 urban local bodies from 10 states with a treated used water reuse policy. Haryana, Karnataka, Punjab are ahead in used water management in India.
Council on Energy Environment and Water
Posted on 15 Mar, 2024 08:11 PM

A recent report ‘Enabling circular economy in used water management in India: A municipal index for assessing urban local bodies’ performance’ by the Council on Energy, Environment, and Water (C
Yelahanka water treatment plant (Image: India Water Portal Flickr)
NGT takes action against illegal sand mining in Muzaffarnagar
Policy matters this fortnight
Amita Bhaduri
Posted on 01 Mar, 2024 07:12 PM

NGT initiates measures to address unauthorised sand mining in Muzaffarnagar
Trucks looting sand from a river (Image: Arayilpdas, Wikimedia Commons)
Whose wastewater is it?
While many states in India are forming policies promoting the reuse of wastewater, the policy framework does not pay adequate attention to existing rural users of wastewater.
Alka Palrecha
Aashini Sheth
Posted on 15 Jan, 2024 10:02 AM

Wastewater is not considered different from freshwater in recent years and is often termed as 'used water' or 'return flow' that can be reused. This realisation of the advantages of  wastewater has led many states to devise policy measures that prescribe wastewater allocations for various users.
Wastewater disposal in India (Image Source: Sangram Jadhav via Wikimedia Commons)
Environmental fund misuse: NGT penalises CPCB, criticises ministry's response
Policy matters this fortnight
Amita Bhaduri
Posted on 31 Dec, 2023 05:41 PM

NGT rebukes CPCB's 'gross misuse' of environmental funds
The NGT highlighted the diversion of environmental compensation funds for unauthorised purposes (Image: Needpix)
Slow progress: Southern Ridge still encroached after three years of NGT oversight
Policy matters this fortnight
Posted on 17 Dec, 2023 08:12 PM

Challenges persist: Limited headway in reclaiming Southern Ridge despite NGT oversight for three years
Forest area of Delhi Ridge (Image: Wikipedia)
High stakes hearing: Meghalaya High Court addresses unlawful rat-hole mining after Committee's startling report
Policy matters this fortnight
Amita Bhaduri
Posted on 06 Dec, 2023 02:56 PM

Meghalaya High Court confronts ongoing illicit rat-hole coal mining: Committee's alarming report sparks legal and environmental concerns
Banning all coal mining in the region, can effectively shut down the economy (Image: ECSP, CC BY-NC-ND 2.0 DEED)
Maharashtra village overcomes its water woes through collective action
News updates this fortnight
Aarti Kelkar Khambete
Posted on 16 Nov, 2023 02:22 PM

Maharashtra village overcomes its water woes through collective action
Collective effort for water conservation. Image for representation purposes only (Image Source: IWP Flickr photos)
Villagers in Rajasthan restore grasslands to save the Great Indian bustard
News updates this fortnight
Aarti Kelkar Khambete
Posted on 15 Oct, 2023 04:07 PM

Villagers in Rajasthan restore grasslands to save the endangered Great Indian bustard
Great Indian Bustard, Rajasthan (Image Source: Saurabh Sawant via Wikimedia Commons)
Assessment of segregated greywater in rural Indian homes
Household habits, activities, and wastewater source all have a significant impact on the characteristics of greywater.
Steffi Joseph Perumpully
Sneha Gautam
Pavankumar Muralkar
B Jebasingh
Posted on 07 Oct, 2023 06:22 PM

Domestic wastewater, in particular greywater, significantly contributes to the composition of all wastewater. It is becoming more widely accepted that greywater, as opposed to blackwater, is a valuable resource rather than just waste.
Greywater filtration (Image: Karen Blakeman; Flickr Commons - CC0 1.0 Universal)
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