Annexure - 1 The summary of the Air quality monitoring from April, 2016 to March, 2017 as follows CORE ZONE BUFFER ZONE

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1 . Annexure - 1 The summary of the Air quality monitoring from April, 2016 to March, 2017 as follows Location Direction & Distance PM 10 Min. Max. Mean 98%tile STD CORE ZONE. KK-1 Incline GM Office, Mandamarri Chopparapalli Village Mandamarri Colony Shankarapalli Village Pranahitha colony BUFFER ZONE N 53 o W & 0.8 KM Due North & 2.4 KM S 24 o E & 1.5 KM S 66 o E & 4.5 KM S 22º E & 3 KM Location Direction & Distance CORE ZONE PM 2.5 Min. Max. Mean 98%tile STD KK-1 Incline GM Office, Mandamarri Chopparapalli Village Mandamarri Colony Shankarapalli Village Pranahitha colony BUFFER ZONE N 53 o W & 0.8 KM Due North & 2.4 KM S 24 o E & 1.5 KM S 66 o E & 4.5 KM S 22º E & 3 KM

2 Location Direction & Distance CORE ZONE SO 2 Min. Max. Mean 98%tile STD KK-1 Incline GM Office, Mandamarri Chopparapalli Village Mandamarri Colony Shankarapalli Village Pranahitha colony BUFFER ZONE N 53 o W & 0.8 KM Due North & 2.4 KM S 24 o E & 1.5 KM S 66 o E & 4.5 KM S 22º E & 3 KM Location Direction & Distance CORE ZONE NO x Min. Max. Mean 98%tile STD KK-1 Incline GM Office, Mandamarri Chopparapalli Village Mandamarri Colony Shankarapalli Village Pranahitha colony BUFFER ZONE N 53 o W & 0.8 KM Due North & 2.4 KM S 24 o E & 1.5 KM S 66 o E & 4.5 KM S 22º E & 3 KM

3 Ambient Air Quality data at KK-1 Incline Period of Monitoring : April, 2016 to March 2017 Nature of Area : Core Zone S.No. Date of Sampling PM 10 PM 2.5 SO 2 NO 2 Standards /12/ MIN MAX MEAN

4 Ambient Air Quality data at GM Office, Mandamarri Period of Monitoring : April, 2016 to March 2017 Nature of Area : Buffer Zone S.No. Date of Sampling PM 10 PM 2.5 SO 2 NO 2 Standards /12/ MIN MAX MEAN

5 Ambient Air Quality data at Choparapalli Village Period of Monitoring : April, 2016 to March 2017 S.No. Date of Sampling PM 10 Nature of Area : Buffer Zone PM 2.5 SO 2 NO 2 Standards /12/ MIN MAX MEAN

6 Ambient Air Quality data at Mandamarri Colony Period of Monitoring : April, 2016 to March 2017 Nature of Area : Buffer Zone S.No. Date of Sampling PM 10 PM 2.5 SO 2 NO 2 Standards /12/ MIN MAX MEAN

7 Ambient Air Quality data at Shankarapalli Village Period of Monitoring : April, 2016 to March 2017 Nature of Area : Buffer Zone S.No. Date of Sampling PM 10 PM 2.5 SO 2 NO 2 Standards MIN MAX MEAN

8 Ambient Air Quality data at Pranahitha Colony Period of Monitoring : April, 2016 to March 2017 Nature of Area : Buffer Zone S.No. Date of Sampling PM 10 PM 2.5 SO 2 NO 2 Standards /12/ MIN MAX MEAN

9 Annexure-2 Location Effluent Quality Monitoring April, 2016 to March, 2017 Direction & Distance P H Min. Max Mean 98% tile STD KK 1 Mine discharge to 9.0 Area work shop S 30 o E & 0.1 KM to 9.0 Mandamarri Colony Effluent S 24 o E & 1.5 KM to 9.0 Location Direction & Distance TSS (mg/l) Min. Max. Mean 98%tile STD KK 1 Mine discharge Area work shop S 30 o E & 0.1 KM Mandamarri Colony Effluent S 24 o E & 1.5 KM Location Direction & Distance COD (mg/l) Min. Max. Mean 98%tile STD KK 1 Mine discharge Area work shop S 30 o E & 0.1KM KM Mandamarri Colony Effluent S 24 o E & 1.5 KM Location Direction & Distance Oil & Grease (mg/l) Min. Max. Mean 98%tile STD KK 1 Mine discharge -- <1 <1 <1 <1 10 Area work shop S 30 o E & 0.1 KM Mandamarri Colony Effluent S 24 o E & 1.5 KM

10 Characteristics of Effluents KK 1 mine discharge S.No. Date of Sampling ph (at 25 C) MoEF GSR 742 (E) and GSR 801(E) Effluent Standards for coal mines Total Suspended Solids at 105 ºC Chemical Oxygen Demand Oil & Grease Unit -- mg/l mg/l mg/l Test Method 4500-H + B 2540-D 5220-D 5520-B 5.5 to < < < < < < < < < < < < < < < < < < < < < < < <1

11 Characteristics of Effluents Area work shop ETP outlet S.No. Date of Sampling ph (at 25 C) MoEF GSR 742 (E) and GSR 801(E) Effluent Standards for coal mines Total Suspended Solids at 105 ºC Chemical Oxygen Demand Oil & Grease Unit -- mg/l mg/l mg/l Test Method 4500-H + B 2540-D 5220-D 5520-B 5.5 to < < < < < < < < < < < < < < <1

12 Characteristics of Effluents Mandamarri Colony Effluent S.No. Date of Sampling ph (at 25 C) MoEF GSR 742 (E) and GSR 801(E) Effluent Standards for coal mines Total Suspended Solids at 105 ºC Chemical Oxygen Demand Oil & Grease Unit -- mg/l mg/l mg/l Test Method 4500-H + B 2540-D 5220-D 5520-B 5.5 to < < < < < <

14 Code Monitoring stations Table 4.3 Summary of Noise Levels in Mandamarri Area (April 2016 June 2016) Standard limits of Noise April April May May Noise levels in db (A) June June Core Zone time time CN4 KK-I pit office Buffer Zone BN3 MMR-Colony Code Monitoring stations Table 4.4 Summary of Noise Levels in Mandamarri Area July 2016 September 2016) Standard limits of Noise July July August August Noise levels in db (A) September September Core Zone time time CN4 KK-I pit office Buffer Zone BN3 MMR colony

15 Table 4.3 Summary of Noise Levels in Mandamarri Area (October 2016 December 2016) October October November November December December Standard limits of Noise 1 st fortnight 2 nd fortnight 2 nd fortnight 1 st fortnight Code Monitoring stations Noise levels in db (A) time time Nig ht Nigh t Nigh t Core Zone CN4 KK-I pit office Buffer Zone BN3 MMR-Colony Table 4.4 Summary of Noise Levels in Mandamarri Area (Januyary2017 March 2017) Code Monitoring stations Standard limits of Noise January 1 st fortnight January February February Noise levels in db (A) March March Core Zone time time CN4 KK-I pit office Buffer Zone BN3 MMR colony

MECON LIMITED RANCHI , INDIA

MECON LIMITED RANCHI , INDIA ORISSA MINING CORPORATION LIMITED BANGUR CHROMITE MINING PROJECT POST CLEARANCE ENVIRONMENTAL MONITORING REPORT FOR THE MONTH OF JULY 2011 MECON LIMITED RANCHI 834 002, INDIA 11.S2.2011 SEPTEMBER, 2011