Goa St at

vedanta transforming elements

To, Date: 12/07/2017 The Member Secretary Goa State Pollution Control Board EDC, Patto Plaza Panjim, Goa -403001

Subject: Compliance of Consent to Operate for Surla-Sonshi Iron Ore Mine for the month of June 2017.

Reference: For Surla-Sonshi Iron Ore Mine, Village Surla, Kudnem & Sonshi Onvoliem, Bicholim and Sattari Talukas, North- Goa (T.0 No 21/1954, 5/1954, 20/1954): Consent to operate No. 5/5009/15-PCB/CI-572, Dated 07/09/2015

• Sir,

With Reference to the condition stipulated under Consent to Operate granted to Surla-Sonshi Iron Ore Mine, we have enclosed herewith the Air Monitoring & Water Analysis Reports for the Month of June 2017.

•

Yours faithfully, For Sesa Resources Ltd.

1 jp•

Ulha • : etkikar Mines Manager North Goa

CioP aHutton Control Boa rd fv. re

SO. Oa SON

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SESA RESOURCES LIMITED:

Registered Office: Sesa Ghor, *20 EDC Complex, Patto, Panaji (Goa) — 403001 T +91-8322460600 IF +91-8322460690 I Website: www sesanoaironore com CIN: U13209GA1965PLC000030

M/s Sesa Environment Laboratory Vedanta Limited ,Mining Division ,Codli Mines,P.O. Kirlapale ,Goa-403727

Recognised by Ministry of Environment, Forests and Climate change, Govt. of India Vide Notification .S.0.137(E). dated 12 th January 2015 , Valid up to 11.01.2020

* Certified by ISO 9001:2008 and OHSAS 18001:2007

Ambient Air Quality Monitoring Report Mine Name - Surla mine Location Name: Sinori Jetty (Nearest Residence) Instruments used: Fine Particulate Sampler APM550 MFC, Respirable Dust Sampler 460 IYL

Calibration date: 24.01.2017 Validity of calibration :23.01.2018 Standard method used for analysis: Particulate Matter Gravimetric method

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PM 10 in µg/m 3 124 hourly)

12 01.06.2017 6 06.06.2017 4 8 08.06.2017 3 9 13.06.2017 5 10 15.06.2017 2 4 20.06.2017 4 11 22.06.2017 3 6 29.06.2017 5 7

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Recognised by Ministry of Environment, Forests and Climate change, Govt. of India Vide Notificatio .S.0.137(E). dated 12 th January 2015 , Valid up to 11.01.2020

* Certified by ISO 9001:2008 and OHSAS 18001:2007

Ambient Air Quality Monitoring Report MineName : Surla mine Location Name: Surla Benefication Plant Instruments used: Fine Particulate Sampler APM550 MFC, Respirable Dust Sampler 460

Calibration date: 28.09.2016 Validity of calibration :27.09.2017 Standard method used for analysis: Particulate Matter Gravimetric method

Monitoring Date PM 2.5 in µg/m 3

(24 hourly) PM 10 in µg/m s

(24 hourly) Standards

01.06.2017 5 10

P1\4 10 100 p.g/m3

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08.06.2017 2 6

13.06.2017 3 7

15.06.2017 6 10

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29.06.2017 _ 5 8

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