~vedanta · We are herewith enclosing the monitoring report of April 2015 to ... Sesa Ghor, 20 EDC...

30
VLL/HSE/ENV/2015/709 To Additional Director, Ministry of Environment and Forest, Eastern Region Office, A/3, Bhubaneswar -751023. November 30, 2015 Sub: Six monthly compliance report of 1.0 MTPA Alumina Refinery and 75 MW Captive Power Plant of M/s Vedanta Limited at Lanjigarh: Village, Kalahandi: District, Orissa. Ref: Environmental Clearance No. J-11011/81/ 2 003-lA-ll dated zznct September 2004 Dear Sir, We are herewith enclosing the monitoring report of April 2015 to September2015 along with compliance status of the above environme ntal clearance conditions for your kind information. Thanking you, Yours faithfully, For Vedanta Limited., Lanjigarh Narayan Mishra Y" Head - HSE & Sustainability [email protected] +91 9937251436 Encl: As above Copy to: 1.. Additional Director, Ministry of Environment and Forest, Paryavaran Bhawan, CGO Complex, Lodi Road, New Delhi-110003 2. Member Secretary, Central Pollution Control Board, Paribesh Bhawan, CBD-Cum-Office Complex, EastArjun Nagar, New Delhi-110032 3. Member Secretary, State Pollution Control Board, A- 118, Nilakantha Nagar, Unit-VIII, Bhubaneswr- 751012 4. Regional Office, State Pollution Control Board, 4th In d ira Nagar, Rayagada. Vedanta Limited (Formerly known as Sesa Sterlite Ltd/Sesa Goa Ltd.) PO: Lanjigarh, Dist: Kalahandi, Odisha, India - 766 027 T +91-6677 247312 - 15, Fax +91-6677 247311, Registered Office: Sesa Ghor, 20 EDC Complex, Patto, Panaji (Goa) - 403 001 CJN: L13209GA1965PLC000044

Transcript of ~vedanta · We are herewith enclosing the monitoring report of April 2015 to ... Sesa Ghor, 20 EDC...

Page 1: ~vedanta · We are herewith enclosing the monitoring report of April 2015 to ... Sesa Ghor, 20 EDC Complex, Patto ... Benefit cost ratio/internal rate of ...

~vedanta ~~

VLL/HSE/ENV/2015/709

To Additional Director, Ministry of Environment and Forest, Eastern Region Office, A/3, Chandrasekharpu~

Bhubaneswar -751023.

November 30, 2015

Sub: Six monthly compliance report of 1.0 MTPA Alumina Refinery and 75 MW Captive Power Plant of M/s Vedanta Limited at Lanjigarh : Village, Kalahandi: District, Orissa.

Ref: Environmental Clearance No. J-11011/81/ 2003-lA-ll dated zznct September 2004

Dear Sir,

We are herewith enclosing the monitoring report of April 2015 to September2015 along with compliance status of the above environmental clearance conditions for your kind information.

Thanking you,

Yours faithfully, For Vedanta Limited., Lanjigarh

<t~ C--~_-Rati Narayan Mishra Y" Head - HSE & Sustainability

[email protected] +91 9937251436

Encl: As above

Copy to: 1.. Additional Director, Ministry of Environment and Forest, Paryavaran Bhawan, CGO Complex, Lodi

Road, New Delhi-110003 2. Member Secretary, Central Pollution Control Board, Paribesh Bhawan, CBD-Cum-Office Complex,

EastArjun Nagar, New Delhi-110032 3. Member Secretary, State Pollution Control Board, A- 118, Nilakantha Nagar, Unit-VIII, Bhubaneswr-

751012 4. Regional Office, State Pollution Control Board, 4th Ind ira Nagar, Rayagada.

Vedanta Limited (Formerly known as Sesa Sterlite Ltd/Sesa Goa Ltd.) PO: Lanjigarh, Dist: Kalahandi, Odisha, India - 766 027 T +91-6677 247312 - 15, Fax +91-6677 247311, www,vedantalimite~orn

Registered Office: Sesa Ghor, 20 EDC Complex, Patto, Panaji (Goa) - 403 001

CJN: L13209GA1965PLC000044

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1 Project Type :Alumina Refinery with Captive Power Plant

2 Name of the Project :Vedanta Limited, Lanjigarh

3 Clearance/Approval letter(S) , No data :J-11011/81/2003-IA-II dated 22nd September,2004.

4 Locations

a) District(s) :Kalahandi

b) State(s) :Orissa

c) Lattitude/longtude :Lat 19043' 01"

:Long 830 24' 26''

5 Address for Correspondence

a) Address of concerned project Chief

Engineer (with pin code and

telephone/telex/fax number)

:Chief Operating Officer, Sesa Sterlite Limted,Alumina Refinery

Project,P.O.Lanjigarh, Dist.Kalahandi, Orissa-766027.Tel :06677-

247312/13/14/15/16 Fax :06677-247311

b) Address of Executive Project

engineer/Manager(with Pin Code&

Telephone/ telex/ fax Nos.

:Same as above

6 Salient features

a) Of the project :Production of 1.0MT Alumina per annum using Bayer's process

& Coal fired steam and power plant.

b) Of the Environmental Management

plans

:As given in chapter 3 (Environmental Management plan) of the

Rapid Environmental Impact Assesment report for 1 MT alumina

refinary and 75 MW captive power plant, Lanjigarh, Kalahandi,

Orissa

DATA SHEET

Ministry of Environment & Forest

Regional Office

Monitoring Report

Part-I

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8 Break up of project affected

population

: Village-wise details along with R&R package to be given Number of ousters:

Sl.no Type Kinari Borbhata Bandhaguda Kothduar Sindhbahal Bundel Total

1 SC-Homestead 0 0 0 12 8 0 20

SC-Land Oustees 12 7 8 14 8 0 49

2 ST-Homestead 51 0 0 1 5 0 57

ST-Land Oustees 17 7 19 36 24 34 137

3 OBC-Homestead 0 28 0 0 0 0 28

OBC-Land Oustees 20 4 22 11 7 0 64

4 Others-Homestead 0 0 0 0 0 0 0

Others-Land Oustees 0 0 5 4 0 0 9

Total 100 46 54 78 52 34 364

9 Financial Details

a) Project cost as originally Planned and

subsequent revised Estimates and the

years of price reference

: Original Estimation =Rs. 4500Cr. (approx) as on 2002

b) Allocation made for environmental

management plans, with item wise &

yearwise break up (in Lakh)

: Construction completed

Sl.No. Items 2004-05 2005-06 2006-07 2007-08

1 Environmental Monitoring and Appraisal

Cost 12.00 15.00 120.00 15.12

2 Pollution control equipment and system

0.00 200.00 12836.00 50.00

3 Plantation and Green Belt Developmet 0.00 12.00 25.00 100.00

4 Corporate social responsibility 393.00 709.00 194.35 530.00

5 Pollution Control equipment and System

Maintenance 1280.80

6 Red mud,fly ash and other solid waste

handling 1000.00

Total 405.00 936.00 13175.35 2975.92

c) Benefit cost ratio/internal rate of

Return & the year of assessment

: Not Applicable.

d) Whether includes the cost of

environmental management as shown in

(b) above

: Not Applicable.

e) Actual expenditure incurred on the

project so far (Upto 30th Nov 2013)

: 4357.54 Crore (The same is Gross Block of Fixed assets as per SAP.)

10 Forest land requirement:

a) The status of approval for a diversion

of forest land for non forest use

: No diversion of forest land is involved.

b) The status of compensatory : Not applicable.

c) The status of clear felling : Not applicable.

d) Comments on the viability &

sustainability of compensatory

afforestation programme in the light of

actual filed experience so far

: Not applicable.

11 The status of clear felling in non-forest

areas (such as sub-mergence area of

reservoir,approach roads), if any, with

quantitative information

: Nil.

12 Status of construction:

a) Date of commencement (actual and/or

planned)

: 22nd September 2004

b) Date of completion (actual and/or

planned(1st phase)

: Plant commissioned on Aug 2007 & Commercial production started from Dec 2007

13 Reason for the delay if the project is yet

to start (Please attach a separate sheet if

required)

: Not applicable.

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Sl No ActivityExpenditure incurred

FY 2014-15

1 Green Belt Development & Land scaping 31.99

2 Integrated domestic solid waste facility through Bio gas plant 7.0

3 O&M of STP 17.6

4 Rain water harvesting 10.0

5 Environmental monitoring – O&M 6.6

6 Water sprinkling system inside refinery 4.0

7 Miscellaneous 12.3

8 AMC of Lab eqipments & CAAQMS 3.5

9 Red mud filtration project 1020.0

10 Increasing height of Ash Pond 95.0

11 Corporate Social Responsibility 690.4

Total 1866.3

Miscellaneous expenses include Biodiversity Management plan,

IMS-VSF integration programme, HW audit, Borewell works &

R&D Expenses.

Note : All the units are in Lakhs

Environmental Budget

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ENVIRONMENTAL SEASONAL REPORT

SEASONAL REPORT

April 2015 to June 2015

Address

Via: Viswanathpur, P.O.Lanjigarh-766027

Dist. Kalahandi,ORISSA

Tel: + 91 6677 247312/13/14/15/16

Fax: +91 6677 247311

July - 2015

VLL

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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MICRO-METEOROLOGICAL DATA AT SITE

Period: 1st April 2015 to 30th June 2015 Location: Plant Site

Month Temperature (oC) Relative Humidity (%) Rainfall (mm)

Max Min Max Min Total

April 28.1 4.5 99.9 23.2 57.5

May 32.2 7.3 99.9 17.8 23

June 38.6 12.0 99.9 11.3 82

Total rainfall 162.5

SUMMARY OF WIND PATTERN IN STUDY AREA

Wind Pattern during the Season

During the season the average winds from west (N) direction were observed for 19.07 % of the

total time, with wind speeds and the frequency in the range of 0-1.3 m/sec (18.94 %), 1.3-2.5

m/sec (0.12%). In W direction the winds were also observed for 11.94 % of the total time, with

wind speeds and the frequency in the range of 0-1.3 m/sec (8.28 %), 1.3-2.5 m/sec (3.51

%).The other direction and percentage frequencies were observed from W (8.76 %), NW

(7.18%), E (6.77%), ESE (6.08%).The calm conditions were observed to be for 0.0% of the total

time.

Season

First Predominant

Wind Direction

Second Predominant Wind

Direction

Predominant Wind Speeds

(m/sec)

Calm (%)

Apr`15 to

Jun`15 N (19.07%) WNW (11.94%) 0 – 1.3 0.0

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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WINDROSE DIAGRAM FOR THE SEASON – (Apr`15 to Jun`15)

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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SUMMARY OF AMBIENT AIR QUALITY RESULTS

Concentrations are expressed in g/m3

Location PM10 PM2.5 SO2 NOx

Max Min Avg Max Min Avg Max Min Avg Max Min Avg

Plant Site 76.2 65.4 71.05 31.6 22.4 28.19 16.9 13.4 15.3 18.1 15.3 16.56

Lanjigarh 69.2 61.1 61.92 30.7 22.4 25.55 16.1 13.1 14.6 17.2 13.4 15.96

Belamba 63.5 50.7 58.31 24.5 17.8 21.19 18.4 13.3 15.90 16.1 12.3 13.89

Niyamgiri

Vedanta Nagar 70.2 50.2 61.77 27.0 18.7 23.63 16.1 10.2 13.15 15.3 13 14.17

Mid-Day Meal 72.4 54.0 64.35 26.7 19.9 22.85 15.4 12 13.5 15.8 12.4 13.83

Chhatrapur 59.1 51.9 55.76 29.9 19.12 22.9 15.9 11.8 13.6 16.3 12.8 14.08

79.2 – 50.2 31.6 – 17.8 18.4 – 10.2 20.2 – 12.3

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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MANUAL STACK MONITORING TEST RESULT OF CALCINER AND CF BOILER

PM ( mg/NM3 )

April Calciner stack CFB Stack

1st week 26.4 69.7

2nd week 28.9 76.49

3rd week 25.42 62.87

4th week 24.87 59.9

May

1st week 29.9 70.51

2nd week 27.9 70.66

3rd week 31.2 75.26

4th week 38.7 74.85

June

1st week 42.72 78.32

2nd week 30.22 72.84

3rd week 32.65 85.23

4th week 39.89 84.29

Max. 42.72 85.23

Min. 24.87 59.9

Avg. 31.56 73.41

ON LINE STACK MONITORING RESULT OF CALCINER AND CF BOILER

Concentrations are expressed in ‘ppm’

Calciner I & II CFB Stack

SOx (Avg.) NOx (Avg.) SOx (Avg.) NOx (Avg.)

April 401.00 384.90 279.323 270.566

May 231.8 149.31 285.604 269.903

June 466.317 236.125 288.053 272.146

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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SURFACE WATER QUALITY -2015

Sl.No

Test Parameters

Protocol

Unit

Results

SW-1 SW-2 SW-3 SW-4 SW-5 SW-6

1 Alkalinity as CaCO3

APHA 21 st EDN.:2005

mg/l 31 25 6.1 5.3 49 60

2 Aluminum as Al APHA 21 st EDN.:2005

(3111D)

mg/l 0.03 0.010 0.020 0.01 0.030 0.027

3 Arsenic APHA 21 st EDN.:2005 (3114B)

mg/l <0.005 <0.005 <0.005 <0.005 <0.005 <0.005

4 B.O.D @ 270C for

3 days

IS 3025:PART 44:

1993(Reaff.1999) mg/l 1.1 1.2 1.3 1.1 1.1 1.3

5 COD APHA 21 st EDN.:2005 (5220B)

mg/l 27 22 25 21.5 32 41

6 Calcium as Ca APHA 21 st EDN.:2005 (3500-Ca-B)

mg/l 4.9 3.2 4.1 5.3 7.9 6.1

7 Chlorides as Cl APHA 21 st EDN.:2005

(4500-Cl-B)

mg/l 5.7 9.7 9.1 10.29 9.9 10.9

8 Chromium as Cr APHA 21 st EDN.:2005 (3111D)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01 <0.01

9 Colour APHA 21 st EDN.:2005 (2120B)

Hazen 7.6 8.1 8.2 7.9 6.3 8.2

10 Conductivity @

250C

APHA 21 st

EDN.:2005 (2510B)

microsie

men/cm 55.8 41.08 109.4 121.2 86.4 87.03

11 Copper APHA 21 st EDN.:2005 (3111B)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01 <0.01

12 Dissolved

Oxygen

APHA 21 st EDN.:2005 (4500-

O-C)

mg/l 6.9 6.7 6.8 6.5 6.2 6.6

13 Faecal coliform (MPN)

IS 1622:1981(Reaff 2003)

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

14 Fluoride APHA 21 st EDN.:2005 (4500-F-D)

mg/l <0.10 <0.10 <0.10 <0.10 <0.10 <0.10

15 Iron as Fe APHA 21 st EDN.:2005 (3111B)

mg/l 0.61 0.70 0.54 0.61 0.50 0.47

16 Lead as Pb APHA 21 st EDN.:2005 (3111B)

mg/l 0.00 0.001 0.007 0.004 0.005 0.002

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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17 Magnesium as

Mg

APHA 21 st

EDN.:2005 (3500-

Mg B)

mg/l 4.2 6.7 4.8 10.5 13.55 4.1

18 Manganese as Mn

APHA 21 st EDN.:2005 (3111B)

mg/l 0.025 0.027 0.025 0.023 0.031 0.023

19 Mercury APHA 21 st EDN.:2005 (3112B)

mg/l <0.001 <0.001 <0.001 <0.001 <0.001 <0.001

20 MPN coliform count

IS 1622:1981(Reaff 2003)

8.7/100mL

7.5/100mL

6.1/100mL

6.6/100mL

8.1/100mL

6.9/100mL

21 Nitrate as NO3 APHA 21 st EDN.:2005 (4500-NO3-E)

mg/l 0.027 0.031 0.034 0.041 0.037 0.035

22 Odour APHA 21 st

EDN.:2005 (2150B)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

23 pH APHA 21 st EDN.:2005 (4500-

H-B)

7.4 6.8 6.7 6.2 6.3 6.5

24 Phosphate as PO4

APHA 21 st

EDN.:2005 (4500-P-D)

mg/l 0.54 0.63 0.54 0.49 0.65 0.63

25 Polynuclear Aromatic Hydrocarbon

EPA 8100 & 3510C mg/l Nil Nil Nil Nil Nil Nil

26 Taste IS:3025(Part 7) - Agreeabl

e Agreeabl

e Agreeable

Agreeable

Agreeable

Agreeable

27 Residual Free

Chlorine

APHA 21 st

EDN.:2005 mg/l <0.10 <0.10 <0.10 <0.10 <0.10 <0.10

28 Selenium as Se APHA 21 st EDN.:2005

mg/l <0.002 <0.006 <0.004 <0.004 <0.004 <0.004

29 Sulphate as SO4 APHA 21 st EDN.:2005(4500-

SO4-E)

mg/l 0.034 0.112 0.94 0.964 0.105 0.147

30 Temperature APHA 21 st EDN.:2005(2550 B)

0C 25.2 25.5 25.2 25 26 25.8

31 TDS APHA 21 st EDN.:2005(2540C)

mg/l 27.4 21.02 53.5 61.3 45.1 38.3

32 Total Hardness as CaCO3

APHA 21 st EDN.:2005(2540C)

mg/l 29.54 35.61 30.32 56.46 75.547 32.17

33 Turbidity in NTU APHA 21 st

EDN.:2005(2130B) NTU 8.6 14.0 13.9 26.1 15.0 21.1

SW1: Stream near Tentulipadar

SW2: Stream near Kendubadi

SW3: Stream near Rengopalli

SW4: Vamsadhara River near Lanjigarh

SW5: Vamsadhara River near Chhatrapur

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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SW6: Vamsadhara River near Balabhadrapur

GROUND WATER QUALITY - 2015

Sl.No

Test Parameters

Protocol

Unit

Results

GW-1 GW-2 GW-3 GW-4 GW-5

1 Alkalinity as CaCO3

APHA 21 st EDN.:2005 mg/l 46 151 85 78 115.6

2 Aluminum as Al APHA 21 st EDN.:2005 (3111D)

mg/l 0.112 0.021 0.011 0.016 0.014

3 Anionic Surface Active Agents as (MBAS)

Annexure K of IS 13428 1998

mg/l Nil Nil Nil Nil Nil

4 Arsenic APHA 21 st EDN.:2005 (3114B)

mg/l <0.005 <0.005 <0.005 <0.005 <0.005

5 Boron as B APHA 21 st EDN.:2005 mg/l <0.05 0.11 <0.05 0.05 <0.05

6 Calcium as Ca APHA 21 st EDN.:2005

(3500-Ca-B) mg/l 27.35 61.19 35.7 34.8 41.20

7 Chlorides as Cl APHA 21 st EDN.:2005

(4500-Cl-B) mg/l 16.8 45.18 9.7 9.50 21.81

8 Chromium as Cr APHA 21 st EDN.:2005 (3111D)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01

9 Coliform count (MPN)

IS 1622:1981(Reaff 2003)

<2/100 mL

<2/100 mL

<2/100 mL

<2/100 mL

<2/100 mL

10 Colour (Hazen units)

APHA 21 st EDN.:2005 (2120B)

Hazen Colorless

Colorless

Colorless Colorless

Colorless

11 Conductivity @ 250C

APHA 21 st EDN.:2005 (2510B)

microsi

emen/cm

361.2 330.4 228.6 258.2 321.2

12 Copper APHA 21 st EDN.:2005 (3111B)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01

13 Faecal coli form (MPN)

IS 1622:1981(Reaff 2003)

Absent/100 mL

Absent/100 mL

Absent/100 mL

Absent/100 mL

Absent/100 mL

14 Fluoride APHA 21 st EDN.:2005 (4500-F-D)

mg/l 0.15 0.11 0.01 0.22 0.16

15 Iron as Fe APHA 21 st EDN.:2005 (3111B)

mg/l 0.05 0.03 0.01 0.18 0.11

16 Lead as Pb APHA 21 st EDN.:2005 (3111B)

mg/l <0.001 <0.001 <0.001 <0.001 <0.001

17 Magnesium as Mg APHA 21 st EDN.:2005 (3500-Mg B)

mg/l 9.7 12.7 2.8 1.8 3.9

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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18 Manganese as Mn APHA 21 st EDN.:2005

(3111B) mg/l 0.011 0.011 0.015 0.017 0.012

19 Mercury APHA 21 st EDN.:2005

(3112B) mg/l <0.001 <0.001 <0.001 <0.001 <0.001

20 Nitrate as NO3 APHA 21 st EDN.:2005 (4500-NO3-E)

mg/l 0.035 0.016 0.015 0.016 0.014

21 Odour APHA 21 st EDN.:2005 (2150B)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

22 Pesticide Residue EPA 3510C & 8081A mg/l Nil Nil Nil Nil Nil

23 pH APHA 21 st EDN.:2005 (4500-H-B)

6.5 6.7 6.6 7.3 7.2

24 Phosphate as PO4 APHA 21 st EDN.:2005 (4500-P-D)

mg/l <0.27 <0.26 <0.24 <0.27 <0.23

25 Polynuclear Aromatic Hydrocarbon

EPA 8100 & 3510C mg/l Nil Nil Nil Nil Nil

26 Residual Free Chlorine

APHA 21 st EDN.:2005 mg/l <0.10 <0.10 <0.10 <0.10 <0.10

27 Selenium as Se APHA 21 st EDN.:2005 mg/l <0.005 <0.005 <0.005 <0.005 <0.005

28 Sulphate as SO4 APHA 21 st EDN.:2005(4500-SO4-E)

mg/l 0.97 1.1 5 3.2 0.1

29 Taste IS 3025:PART 7& 8:1984(Reaff.2002)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

30 Temperature APHA 21 st EDN.:2005(2550 B)

deg.C 25.8 25.2 25.8 25.8 25.0

31 TDS APHA 21 st EDN.:2005(2540C)

mg/l 187.4 371.2 115.4 114.4 125.7

32 Total Hardness as CaCO3

APHA 21 st EDN.:2005(2340C)

mg/l 108.48 215.35 100.85 94.67 119.13

33 Turbidity in NTU APHA 21 st

EDN.:2005(2130B) NTU 1.7 1.5 3.1 1.1 2.1

GW-1: Plant Site

GW-2: Borewell-Lanjigarh

GW-3: Borewell-Rengopalli

GW-4: Borewell-Chhatrapur

GW-5: Borewell-Chanalima

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Seasonal Report (Apr`15 to Jun`15)

Vedanta Limited, Lanjigarh

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Sl.No

Test Parameters

Protocol

Unit

Results

GW-6 GW-7 GW-8 GW-9 GW-10

1 Alkalinity as CaCO3

APHA 21 st EDN.:2005 mg/l 55 47 52 125.4 67

2 Aluminum as Al APHA 21 st EDN.:2005 (3111D)

mg/l 0.015 0.017 0.013 0.012 0.017

3 Anionic Surface Active Agents as (MBAS)

Annexure K of IS

13428 1998 mg/l NIL NIL NIL NIL NIL

4 Arsenic APHA 21 st EDN.:2005 (3114B)

mg/l <0.005 <0.005 <0.005 <0.005 <0.005

5 Boron as B APHA 21 st EDN.:2005 mg/l <0.06 0.10 0.06 <0.05 <0.05

6 Calcium as Ca APHA 21 st EDN.:2005 (3500-Ca-B)

mg/l 31.38 11.8 33.5 52.9 36.2

7 Chlorides as Cl APHA 21 st EDN.:2005 (4500-Cl-B)

mg/l 12.01 14.5 22.5 32.3 24.3

8 Chromium as Cr APHA 21 st EDN.:2005

(3111D) mg/l <0.01 <0.01 <0.01 <0.01 <0.01

9 Coliform count (MPN)

IS 1622:1981(Reaff 2003)

<2/100m

L <2/100

mL <2/100

mL <2/100

mL <2/100

mL

10 Colour (Hazen units)

APHA 21 st EDN.:2005 (2120B)

Hazen Colorless Colorless 1 Colorle

ss Colorle

ss

11 Conductivity @ 250C

APHA 21 st EDN.:2005 (2510B)

microsiemen/cm

284.1 115.3 105.2 364.1 271.2

12 Copper APHA 21 st EDN.:2005 (3111B)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01

13 Faecal coli form (MPN)

IS 1622:1981(Reaff 2003)

Absent/1

00mL Absent /100mL

Absent/100 mL

Absent/100mL

Absent/100mL

14 Fluoride APHA 21 st EDN.:2005 (4500-F-D)

mg/l 0.17 0.23 0.11 0.23 0.18

15 Iron as Fe APHA 21 st EDN.:2005 (3111B)

mg/l 0.01 0.015 0.09 0.01 0.05

16

Lead as Pb APHA 21 st EDN.:2005 (3111B)

mg/l 0.002 <0.001 0.002 <0.001 <0.001

17 Magnesium as Mg APHA 21 st EDN.:2005

(3500-Mg B) mg/l 7.3 16.07 2.6 4.3 4.25

18 Manganese as Mn APHA 21 st EDN.:2005 (3111B)

mg/l 0.025 0.020 0.016 0.011 0.014

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19 Mercury APHA 21 st EDN.:2005

(3112B) mg/l <0.001 <0.001 <0.001 <0.001 <0.001

20 Nitrate as NO3 APHA 21 st EDN.:2005 (4500-NO3-E)

mg/l 0.018 0.017 0.015 0.017 0.021

21 Odour APHA 21 st EDN.:2005 (2150B)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

22 Pesticide Residue IS 14543:2004 mg/l Nil Nil Nil Nil Nil

23 pH APHA 21 st EDN.:2005 (4500-H-B)

6.5 7.3 6.7 6.5 7.2

24 Phosphate as PO4 APHA 21 st EDN.:2005

(4500-P-D) mg/l <0.27 <0.24 <0.25 <0.27 <0.26

25 Polynuclear Aromatic

Hydrocarbon

APHA 21 st EDN.:2005 mg/l Nil Nil Nil Nil Nil

26 Residual Free Chlorine

APHA 21 st EDN.:2005 mg/l <0.10 <0.10 <0.10 <0.10 <0.10

27 Selenium as Se APHA 21 st EDN.:2005 mg/l <0.005 <0.005 <0.005 <0.005 <0.005

28 Sulphate as SO4 APHA 21 st EDN.:2005(4500-SO4-E)

mg/l 4.1 2.3 1.8 1 1.5

29 Taste IS 3025:PART 7& 8:1984(Reaff.2002)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

30 Temperature APHA 21 st EDN.:2005(2550 B)

deg.C 25.1 25.2 25.1 25.7 25.2

31 TDS APHA 21 st

EDN.:2005(2540C) mg/l 88.4 55.28 55.89 181.4 112.8

32 Total Hardness as CaCO3

APHA 21 st EDN.:2005(2340C)

mg/l 108.60 95.85 94.66 148.22 108

33 Turbidity in NTU APHA 21 st EDN.:2005(2130B)

NTU 1.2 2.3 2.1 2.9 5.4

GW-6: Borewell- Red Mud Pond

GW-7: Borewell- Ash Pond

GW-8: Borewell- Process Water Lake

GW-9: Borewell- Baterlima

GW-10: Borewell- Bandhaguda

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NOISE LEVELS [dB] IN THE SURROUNDING AREA

Sr. No. Location Lday Lnight

1 Plant Site 62.95 40.2

2 Lanjigarh 70.95 38.3

3 Niyamgiri Vedanta Nagar 60.4 36.05

4 Balabadrapur 59.75 38.05

5 Harikrishnapur 59.45 37.5

6 Kasibarhi 54.95 33.85

7 Chhatrapur 60.85 37

8 Basantapada 66.3 38.65

9 Maskapadar 59.65 37.3

10 Rengopalli 55.4 37.2

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ENVIRONMENTAL SEASONAL REPORT

SEASONAL REPORT

July 2015 to September 2015

Address

Via: Viswanathpur, P.O.Lanjigarh-766027

Dist. Kalahandi,ORISSA

Tel: + 91 6677 247312/13/14/15/16

Fax: +91 6677 247311

November, 2015

VLL

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Seasonal Report (Jul`15 to Sep`15)

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MICRO-METEOROLOGICAL DATA AT SITE

Period: 1stJuly 2015 to 30th September 2015 Location: Plant Site

Month Temperature (oC) Relative Humidity

(%) Rainfall (mm)

Max Min Max Min Total

J July 36.3 22.8 98.6 47.3 111.5

August 32.8 22.6 99.4 48.4 209.5

September 32.8 19.9 99.9 45.9 423.5

Total rainfall 744.5

SUMMARY OF WIND PATTERN IN STUDY AREA

Wind Pattern during the season

During the period the average winds from N direction were observed for 13.19% of the total time,

with wind speeds and the frequency in the range of 0-1.3 m/sec (13.19 %), 1.3-2.5 m/sec (0.0%).

In WNW direction the winds were also observed for 11.46 % of the total time, with wind speeds and

the frequency in the range of 0-1.3 m/sec (9.72 %), 1.3-2.5 m/sec (1.74 %).The other direction

and percentage frequencies were observed from NNW (10.42 %), NW (9.38 %), S (7.29 %), and

NNE (7.29%).The calm conditions were observed to be for 0.0 % of the total time.

Season First Predominant

Wind Direction

Second Predominant Wind

Direction

Predominant Wind Speeds

(m/sec)

Calm (%)

Jul`15 to

Sep`15 N (13.19%) WNW (11.46 %) 0-1.3 0.0

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WINDROSE DIAGRAM– (JUL`15 to SEP`15)

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SUMMARY OF AMBIENT AIR QUALITY RESULT

Concentrations are expressed in g/m3

Location PM10 PM2.5 SO2 NOx

Max Min Avg Max Min Avg Max Min Avg Max Min Avg

Plant Site 78.6 65.4 70.17 33.2 24.1 29.61 18.4 11.9 14.30 20.2 13.3 15.80

Lanjigarh 69.2 60.29 67.23 31.6 22.4 27.57 15.4 12.6 14.35 18.1 13.4 15.32

Belamba 63.5 51.1 56.51 30.7 19.4 23.99 17.1 13.3 15.39 16.1 11.5 13.44

Rehab colony -

Residential 69.3 50.2 57.76 29.1 21.5 24.45 16.1 10.2 13.60 15.8 13 14.32

Mid-Day Meal 72.4 54.56 61.37 27.4 22.4 25.10 15.3 11.5 13.03 15.01 12.4 13.58

Chhatrapur 64.03 52.7 57.39 29.9 21.2 25.86 14.9 11.5 13.51 16.30 12.80 14.51

78.6 – 50.2 33.2 – 19.4 18.4 – 10.2 20.2 – 11.5

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MANUAL STACK MONITORING TEST RESULT OF CALCINER AND CF BOILER

PM ( mg/Nm3

)

Month Calciner I &II CFB Stack

July

1st week 31.8 74.02

2nd

week 29.9 70.51

3rd

week 31.2 75.25

4th

week 38.7 74.85

August

1st week 26.39 42.41

2nd

week 25.64 45.93

3rd

week 24.2 42.35

4th

week 26.65 44.21

September

1st week 23.99 43.8

2nd

week 26.89 41.39

3rd

week 24.56 40.16

4th

week 27.36 46.42

Max. 38.7 75.25

Min. 23.99 40.16

Avg. 28.10 53.44

ON LINE STACK MONITORING RESULT OF CALCINER AND CF BOILER

Concentrations are expressed in ‘ppm’

Calciner I & II CFB Stack

Month SOx (Avg.) NOx (Avg.) SOx (Avg.) NOx (Avg.)

July 231.8 149.31 288.781 275.157

August 400.5 132.77 277.921 275.526

September 487.5 237.34 276.981 276.868

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SURFACE WATER QUALITY (JUL`15 to SEP`15)

Sl.No

Test Parameters

Protocol

Unit

Results

SW-1 SW-2 SW-3 SW-4 SW-5 SW-6

1 Alkalinity as CaCO3

APHA 21 st EDN.:2005

mg/l 32 27 6.5 5.9 51 62

2 Aluminum as Al APHA 21 st EDN.:2005 (3111D)

mg/l 0.042 0.016 0.019 0.015 0.023 0.029

3 Arsenic APHA 21 st EDN.:2005 (3114B)

mg/l <0.005 <0.005 <0.005 <0.005 <0.005 <0.005

4 B.O.D @ 270C for 3 days

IS 3025:PART 44: 1993(Reaff.1999)

mg/l 1.4 1.3 1.2 1.3 1.5 1.3

5 COD APHA 21 st EDN.:2005 (5220B)

mg/l 24 23 22 23 31 44

6 Calcium as Ca

APHA 21 st

EDN.:2005 (3500-Ca-B)

mg/l 5.1 3.6 4.7 4.9 7.7 6.9

7 Chlorides as Cl APHA 21 st EDN.:2005 (4500-Cl-B)

mg/l 5.9 9.1 10.1 11.29 9.7 10.5

8 Chromium as Cr APHA 21 st EDN.:2005 (3111D)

mg/l <0.05 <0.05 <0.05 <0.05 <0.05 <0.05

9 Colour APHA 21 st EDN.:2005 (2120B)

Hazen 7.3 8.4 8.3 8.4 6.8 8.1

10 Conductivity @

250C

APHA 21 st

EDN.:2005 (2510B)

microsie

men/cm 55.8 49.38 120.6 125.2 88.4 86.13

11 Copper APHA 21 st EDN.:2005 (3111B)

mg/l <0.01 <0.01 <0.01 <0.01 <0.01 <0.01

12 Dissolved Oxygen

APHA 21 st

EDN.:2005 (4500-O-C)

mg/l 6.9 6.7 6.8 6.5 6.2 6.6

13 Faecal coliform

(MPN)

IS 1622:1981(Reaff

2003)

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

Absent/100mL

14 Fluoride APHA 21 st EDN.:2005 (4500-

F-D)

mg/l <0.10 <0.10 <0.10 <0.10 <0.10 <0.10

15 Iron as Fe APHA 21 st EDN.:2005 (3111B)

mg/l 0.61 0.70 0.54 0.61 0.50 0.47

16 Lead as Pb APHA 21 st EDN.:2005 (3111B)

mg/l 0.001 0.001 0.007 0.004 0.005 0.002

17 Magnesium as Mg

APHA 21 st EDN.:2005 (3500-Mg B)

mg/l 4.3 6.9 5.2 10.97 13.92 4.35

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18 Manganese as Mn

APHA 21 st EDN.:2005 (3111B)

mg/l 0.025 0.027 0.025 0.023 0.031 0.023

19 Mercury APHA 21 st EDN.:2005 (3112B)

mg/l <0.001 <0.001 <0.001 <0.001 <0.001 <0.001

20 MPN coliform count

IS 1622:1981(Reaff 2003)

8.7/10mL

7.5/100mL

6.1/100mL

6.6/10mL

8.1/100mL

6.9/100mL

21 Nitrate as NO3 APHA 21 st EDN.:2005 (4500-

NO3-E)

mg/l 0.027 0.031 0.034 0.041 0.037 0.035

22 Odour APHA 21 st EDN.:2005 (2150B)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

23 pH APHA 21 st EDN.:2005 (4500-H-B)

7.4 6.8 6.7 6.2 6.3 6.5

24 Phosphate as PO4

APHA 21 st EDN.:2005 (4500-

P-D)

mg/l 0.54 0.63 0.54 0.49 0.65 0.63

25 Polynuclear Aromatic Hydrocarbon

EPA 8100 & 3510C mg/l Nil Nil Nil Nil Nil Nil

26 Residual Free Chlorine

APHA 21 st EDN.:2005

mg/l <0.10 <0.10 <0.10 <0.10 <0.10 <0.10

27 Selenium as Se APHA 21 st EDN.:2005

mg/l <0.002 <0.006 <0.004 <0.004 <0.004 <0.004

28 Sulphate as SO4

APHA 21 st

EDN.:2005(4500-SO4-E)

mg/l 0.034 0.112 0.94 0.964 0.105 0.147

29 Taste IS 3025:PART 7& 8:1984(Reaff.2002)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

30 Temperature APHA 21 st EDN.:2005(2550 B)

0C 25.2 25.5 25.2 25 26 25.8

31 TDS APHA 21 st EDN.:2005(2540C)

mg/l 27.4 21.02 53.5 61.3 45.1 38.3

32 Total Hardness as CaCO3

APHA 21 st EDN.:2005(2540C)

mg/l 30.54 37.66 33.24 57.43 76.54 35.19

33 Turbidity in NTU APHA 21 st EDN.:2005(2130B)

NTU 8.6 14.0 13.9 26.1 15.0 21.1

SW1: Stream near Tentulipadar

SW2: Stream near Kendubadi

SW3: Stream near Rengopalli

SW4: Vamsadhara River near Lanjigarh

SW5: Vamsadhara River near Chhatrapur

SW6: Vamsadhara River near Balabhadrapur

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Seasonal Report (Jul`15 to Sep`15)

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7

GROUND WATER QUALITY (JUL`15 to SEP`15)

Sl.No

Test Parameters

Protocol

Unit

Results

GW-1 GW-2 GW-3 GW-4 GW-5

1 Alkalinity as

CaCO3

APHA 21 st

EDN.:2005 mg/l 47 153 81 77 112.2

2 Aluminum as Al APHA 21 st

EDN.:2005 (3111D) mg/l 0.116 0.025 0.011 0.012 0.014

3

Anionic Surface

Active Agents as

(MBAS)

Annexure K of IS

13428 1998 mg/l Nil Nil Nil Nil Nil

4 Arsenic APHA 21 st

EDN.:2005 (3114B) mg/l <0.005 <0.005 <0.005 <0.005 <0.005

5 Boron as B APHA 21 st

EDN.:2005 mg/l < 0.05 0.10 < 0.05 0.05 < 0.06

6 Calcium as Ca

APHA 21 st

EDN.:2005 (3500-

Ca-B)

mg/l 29.35 62.19 36.4 35.1 45.21

7 Chlorides as Cl

APHA 21 st

EDN.:2005

(4500-Cl-B)

mg/l 17.2 42.2 10.1 11.2 23.81

8 Chromium as Cr APHA 21 st

EDN.:2005 (3111D) mg/l <0.01 <0.01 <0.01 <0.01 <0.01

9 Coliform count

(MPN)

IS 1622:1981(Reaff

2003)

<2MPN/100mL

<2MPN/100mL

<2MPN/100mL

<2MPN/100mL

<2MPN/100mL

10 Colour (Hazen

units)

APHA 21 st

EDN.:2005 (2120B) Hazen Color less

Color less

Color less

Color less

Color less

11 Conductivity @

250C

APHA 21 st

EDN.:2005 (2510B)

micro

sieme

n/cm

364.2 716.4 221.6 252.2 328.2

12 Copper APHA 21 st

EDN.:2005 (3111B) mg/l <0.01 <0.01 < 0.01 <0.01 <0.01

13 Faecal coli form

(MPN)

IS 1622:1981(Reaff

2003)

Absent Absent Absent Absent Absent

14 Fluoride

APHA 21 st

EDN.:2005 (4500-F-

D)

mg/l 0.16 0.13 0.06 0.21 0.19

15 Iron as Fe APHA 21 st

EDN.:2005 (3111B) mg/l 0.04 0.05 0.02 0.16 0.13

16 Lead as Pb APHA 21 st

EDN.:2005 (3111B) mg/l <0.001 <0.001 <0.001 0.001 <0.001

17 Magnesium as

Mg

APHA 21 st

EDN.:2005 (3500-

Mg

mg/l 8.78 15.29 3.27 2.17 2.71

18 Manganese as

Mn

APHA 21 st

EDN.:2005 (3111B) mg/l 0.015 0.012 0.014 0.016 0.014

19 Mercury APHA 21 st

EDN.:2005 (3112B) mg/l <0.001 <0.001 <0.001 <0.001 <0.001

20 Nitrate as NO3

APHA 21

stEDN.:2005 (4500-

NO3-E)

mg/l 0.032 0.019 0.016 0.018 0.015

21 Odour APHA 21 st Agreeable Agreea Agreea Agreea Agreea

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EDN.:2005 (2150B) ble ble ble ble

22 Pesticide

Residue EPA 3510C & 8081A mg/l Nil Nil Nil Nil Nil

23 pH

APHA 21 st

EDN.:2005 (4500-

H-B)

6.7 6.9 6.5 7.1 7.5

24 Phosphate as

PO4

APHA 21 st

EDN.:2005 (4500-

P-D)

mg/l <0.26 <0.27 <0.25 <0.26 <0.25

25

Polynuclear

Aromatic

Hydrocarbon

EPA 8100 & 3510C mg/l Nil Nil Nil Nil Nil

26 Residual Free

Chlorine

APHA 21 st

EDN.:2005 mg/l <0.10 <0.10 <0.10 <0.10 <0.10

27 Selenium as Se APHA 21 st

EDN.:2005 mg/l <0.005 <0.005 <0.005 <0.005 <0.005

28 Sulphate as SO4

APHA 21 st

EDN.:2005(4500-

SO4-E)

mg/l 0.91 1.2 4 3.1 0.3

29 Taste IS 3025:PART 7&

8:1984(Reaff.2002) Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

30 Temperature APHA 21 st

EDN.:2005(2550 B) deg.C 25 25.5 25.3 25 25.1

31 TDS APHA 21 st

EDN.:2005(2540C) mg/l 177.4 369.2 118.5 116.6 126.9

32 Total Hardness

as CaCO3

APHA 21 st

EDN.:2005(2340C) mg/l 109.51 218.36 105.72 96.69 124.16

33 Turbidity in NTU APHA 21 st

EDN.:2005(2130B) NTU 1.8 1.3 3.2 1.5 2.5

GW-1: Plant Site

GW-2: Bore well-Lanjigarh

GW-3: Bore well-Rengopalli

GW-4: Bore well-Chhatrapur

GW-5: Bore well-Chanalima

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9

Sl.No

Test Parameters

Protocol

Unit

Results

GW-6 GW-7 GW-8 GW-9 GW-

10

1 Alkalinity as

CaCO3

APHA 21 st

EDN.:2005 mg/l 59 43 55 126.4 69

2 Aluminum as Al APHA 21 st

EDN.:2005 (3111D) mg/l 0.017 0.018 0.015 0.014 0.019

3

Anionic Surface

Active Agents as

(MBAS)

Annexure K of IS

13428 1998 mg/l Nil Nil Nil Nil Nil

4 Arsenic APHA 21 st

EDN.:2005 (3114B) mg/l <0.005 <0.005 <0.005 <0.005 <0.005

5 Boron as B APHA 21 st

EDN.:2005 mg/l <0.06 0.11 0.06 <0.05 <0.05

6 Calcium as Ca

APHA 21 st

EDN.:2005 (3500-

Ca-B)

mg/l 32.38 12.6 35.5 51.9 37.2

7 Chlorides as Cl

APHA 21 st

EDN.:2005

(4500-Cl-B)

mg/l 15.01 16.5 23.5 33.5 25.6

8 Chromium as Cr APHA 21 st

EDN.:2005 (3111D) mg/l <0.01 <0.01 <0.01 <0.01 <0.01

9 Coliform count

(MPN)

IS 1622:1981(Reaff

2003)

<2/100mL

<2/100 mL

<2/100 mL

<2/100 mL

<2/100 mL

10 Colour (Hazen

units)

APHA 21 st

EDN.:2005 (2120B) Hazen

Color less

Color less

1 Color less

Color less

11 Conductivity @

250C

APHA 21 st

EDN.:2005 (2510B)

micro

sieme

n/cm

283.1 119.3 109.3 358.9 278.6

12 Copper APHA 21 st

EDN.:2005 (3111B) mg/l <0.01 <0.01 <0.01 <0.01 <0.01

13 Faecal coli form

(MPN)

IS 1622:1981(Reaff

2003)

Absent Absent Absent Absent Absent

14 Fluoride

APHA 21 st

EDN.:2005 (4500-

F-D)

mg/l 0.19 0.21 0.15 0.19 0.20

15 Iron as Fe APHA 21 st

EDN.:2005 (3111B) mg/l 0.01 0.011 0.07 0.03 0.03

15 Lead as Pb APHA 21 st

EDN.:2005 (3111B) mg/l 0.001 < 0.001 0.002

< 0.001

< 0.001

16 Magnesium as

Mg

APHA 21 st

EDN.:2005 (3500-

Mg B)

mg/l 7.69 16.59 1.80 5.51 4.37

17 Manganese as

Mn

APHA 21 st

EDN.:2005 (3111B) mg/l 0.021 0.019 0.019 0.013 0.015

18 Mercury APHA 21 st

EDN.:2005 (3112B) mg/l <0.001 <0.001 <0.001 <0.001 <0.001

19 Nitrate as NO3

APHA 21 st

EDN.:2005 (4500-

NO3-E)

mg/l 0.019 0.015 0.013 0.016 0.023

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20 Odour APHA 21 st

EDN.:2005 (2150B)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

21 Pesticide

Residue IS 14543:2004 mg/l Nil Nil Nil Nil Nil

22 pH

APHA 21 st

EDN.:2005 (4500-

H-B)

6.9 7.1 6.6 6.7 7.1

23 Phosphate as

PO4

APHA 21 st

EDN.:2005 (4500-

P-D)

mg/l <0.25 <0.25 <0.25 <0.25 <0.25

24

Polynuclear

Aromatic

Hydrocarbon

APHA 21 st

EDN.:2005 mg/l Nil Nil Nil Nil Nil

25 Residual Free

Chlorine

APHA 21 st

EDN.:2005 mg/l <0.1 <0.1 <0.1 <0.1 <0.1

26 Selenium as Se APHA 21 st

EDN.:2005 mg/l <0.005 <0.005 <0.005 <0.005 <0.005

27 Sulphate as SO4

APHA 21 st

EDN.:2005(4500-

SO4-E)

mg/l 3.9 2.6 1.7 1.2 1

28 Taste IS 3025:PART 7&

8:1984(Reaff.2002)

Agreeable

Agreeable

Agreeable

Agreeable

Agreeable

29 Temperature APHA 21 st

EDN.:2005(2550 B) deg.C 25 25.3 25.2 25.5 25

30 TDS APHA 21 st

EDN.:2005(2540C) mg/l 89.5 56.21 58.3 182.3 115.2

31 Total Hardness

as CaCO3

APHA 21 st

EDN.:2005(2340C) mg/l 112.62 99.79 96.17 152.46 111

32 Turbidity in NTU APHA 21 st

EDN.:2005(2130B) NTU 1.3 2.6 2.5 2.3 5.9

GW-6:Bore well- Red Mud Pond

GW-7: Bore well- Ash Pond

GW-8: Bore well- Process Water Lake

GW-9: Bore well- Batelima

GW-10: Bore well- Bandhaguda

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Seasonal Report (Jul`15 to Sep`15)

Vedanta Limited, Lanjigarh

11

NOISE LEVELS [dB (A)] IN THE STUDY AREA

Sr. No. Location Lday Lnight

1 Plant Site 70.35 41.3

2 Lanjigarh 63.7 40.45

3 Niyamgiri Vedanta Nagar 61.4 36.15

4 Balabadrapur 59.7 39.5

5 Harikrishnapur 67.2 38.8

6 Kasibarhi 60.2 33.8

7 Chhatrapur 59.8 35.7

8 Basantapada 63.85 36.7

9 Maskapadar 63.5 35.85

10 Rengopalli 60.8 35.75

PLANTATION IN AND AROUND VEDANTA LTD, LANJIGARH

Name of the Industry Year Area in Ha No of

Plantation

VEDANTA LIMITED

Lanjigarh, Kalahandi

Till 31st March 2006 32.3 79200

2006-07 14 37800

2007-08 34 57300

2008-09 37 64535

2009-10 0 0

2010-11 13.866 19409

2011-12 37.2 53459

2012 -13 7.2 17100

2013-14 14.6 24089

2014-15 36 73930

2015-16 (till date) 9 18000

Total 235.216 4,44,822

Page 30: ~vedanta · We are herewith enclosing the monitoring report of April 2015 to ... Sesa Ghor, 20 EDC Complex, Patto ... Benefit cost ratio/internal rate of ...