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Upscaling of an arsenic removal treatment process the supply of safe drinking water at a community scale

Status: New

Lab/Organization
Name & address of the Laboratory/Organization CSIR - National Metallurgical Laboratory (NML)
Website address https://nml.res.in
Affiliated to which Department/Ministry Council of Scientific and Industrial Research (CSIR)
CSR Registration Number CSR00017422
Registration under 12A
Registration under 80G
Name of the CSR Nodal Dr. S K Pal
Contact information of CSR Nodal 0657-2345211, skp@nml.res.in
Principal Investigator Dr. Alok Kumar Meher, alok.kumarmeher@nml.res.in
Co- Principal Investigator (Co-PI) Dr. Sanchita Chakravarty , sanchita@nml.res.in
Project Detail
Objective on the basis of need

Affordable drinking water system at a community level

Executive summary of the proposed project (In 250 words)

Elevated concentration of arsenic in drinking water (above 10 μg/L) is proven to be carcinogenic. It has been reported that three blocks of Sahibganj district and some rural/peri-urban area of Ranchi from Jharkhand state have been severely contaminated with arsenic and are still under discovery in new areas, particularly in the rural habitat. Therefore, it’s imperative to make provision for the supply of safe drinking water at the community level for the safeguarding of human health. CSIR- National Metallurgical Laboratory (CSIR-NML), Jamshedpur has developed a low-cost process based on an adsorption technique for removing arsenic in real contaminated groundwater sources at the domestic level using household utensils. In the process, a low-cost naturally occurring mineral, i.e., ferruginous manganese ore (FMO) has been studied for the removal of arsenic from groundwater. The significant advantages of the treatment scheme are the capability of the adsorbent to adsorb both the species of arsenic without sample pretreatment at a wide pH range of 2–8, high selectivity towards the targeted contaminants in the presence of interfering ions and easy regeneration and reusability of the saturated adsorbent. The cost of the FMO is about 50–56 USD per metric ton, which is ideally suitable for the low-income rural population at the domestic level. Field trials of domestic arsenic removal filters were installed in 60 households in the Sahebgunj district and the results were very encouraging using FMO.

Technology Readiness Level (If not a new project but an advancement of existing know how) TRL 3
Outomes or Deliverables

TRL 3

Project aligned with which most relevant UN SDGs Goal 6 - Clean Water & Sanitataion
Duration (In years) 03
Expected Impact

The developed technique by CSIR-NML has considerable potential for supplying safe drinking water at a community scale.

Implementation model (self- implemented/ outsourced partnership) Self-implemented
Total Budget (Recurring +Non-Recurring Expenses) 50 Lakhs