~~NALCONATIONAL ALUMINIUM COMPANY LIMITED

SMELTER PLANT, NALCONAGAR- 759145, ANGULFax: 91-6764-220206, Tel: 91-6764 - 220645

CIN:L272030R1981GOI000920

SAN/GM(S)I 'f{,8112020 Date: 1/.09.2020

To

The Member Secretary,State Pollution Control Board, Odisha(Department of Forest & Environment, Govt. ofOdisha)Parivesh Bhawan, A-118, Nilakanthanagar,Unit-VIII, Bhubaneswar-751012.

Sub: Report for the month of August-2020.

Please find enclosed the following reports for your kind information.

Sir,

1. Stack emission report of Fume Treatment Plants.2. Stack emission report of Bake oven plants.3. Fugitive emission of fluoride in Potrooms.4. Maximum and Minimum Temperature & Rainfall data.5. Wind-rose diagram6. Analysis report of Ground and Surface water.7. Analysis report of Ground and Surface water (surrounding villages of Smelter plant).8. Analysis of treated effluent from sewage treatment plant (Nalconagar Township).9. Analysis of treated effluent from sewage treatment plant (near CISF barrack).10. Analysis report of bore well.11. Forage fluoride monitoring (grass samples) reports around smelter plant.12. Information on handling / disposal of Aluminium Dross, Used Anode Butt and Spent Pot

lining generated.

Thanking you.

Yours Sincerely

~7"~G eral Manager,Smelter Plant,

Encl: as above.E-copy to: Regional Officer, OSPCB,S-3/3,Industrial Estate, Hakimpada, Angul-759143.

F60G lIQC/4.S.1Issue No 001.Rev 00Dt:04.07.2013

STACK EMISSION REPORT OF FUME TREATMENT PLANTFOR THE MONTH AUGUST 2020

STACK

DATE OF DISCHAR GASEOUS PARTICULATE TOTAL TOTALLOCATION TEST GE FLUORIDE FLUORIDE FLUORIDE PARTICULATEVOLUME mgINm3 mgINm3 mgINm3 mgINm3Nm3/hr

04.08.2020 737080 1.45 0.22 1.67 12.76FTP-l

20.08.2020 743695 1.73 0.35 2.08 21.20

05.08.2020 524287 2.26 0.36 2.62 36.45FTP-2

25.08.2020 495609 1.85 0.23 2.08 29.96

06.08.2020 723932 1.48 0.59 2.07 29.96FTP-3

24.08.2020 729099 1.46 0.31 1.77 31.46

05.08.2020 700782 1.53 0.99 2.52 17.93FTP-4

21.08.2020 726136 1.37 0.32 1.69 33.63

01.08.2020 817866 1.37 0.47 1.84 23.30FTP-5

22.08.2020 764668 1.34 0.32 1.66 21.50

01.08.2020 738362 1.70 0.56 2.26 15.20FTP-6

24.08.2020 759490 0.90 0.23 1.13 15.20

03.08.2020 853849 1.29 0.61 1.90 47.02FTP-7

21.08.2020 882134 1.62 0.56 2.18 39.80

03.08.2020 942594 2.56 0.85 3.41 16.50FTP-8

20.08.2020 965582 0.95 0.26 1.21 16.92

NOTE:1. Total Fluoride emission 0.248KgI Ton of Aluminium produced, against total hot metal

Production 36375 MT.Orissa State Pollution Control Board Norm:Total Fluoride emission:0.300 Kg I Ton of Aluminium producedTotal particulate: 100 mg/Nm ',Stack discharge volume: 9,93,600 Nmi/hr

2.

F60G8/QC/4.S.1Issue No 001.Rev 00Dt.04.07.2013

J'

STACK EMISSION REPORT OF BAKE OVEN PLANTFOR THE MONTH OF AUGUST 2020

STACK GASEOUS PARTICULATE TOTALTOTAL

DATE OF DISCHARGE FLUORIDE FLUORIDE FLUORIDEPARTICULATE

LOCATION TEST VOLUME MATTERNmJ/hr mgINm3 mgINm3 mgINm3 mgINm3

BO-I04.08.2020 117142 1.29 0.22 1.51 30.40

22.08.2020 113340 1.21 0.23 1.44 27.20

07.08.2020 197390 2.43 0.26 2.69 48.51BO-II

28.08.2020 186076 0.89 0.15 1.04 36.79

I. Total Fluoride emission O.OllKgI Ton of Aluminium produced, against total hot metal Production36375 MT.

II. Orissa State Pollution Control Board Norm:Total Fluoride emission: 0.1 kg/Ton of Aluminium producedTotal particulate: 50 mg/Nrrr',Stack discharge volume BO-I: 1,60,000 Nm3/hrStack discharge volume BO-II: 2,00,800 Nm-/hr

F60G 10/QC/4.5.1Issue No 001.Rev 00Dt. 04.07.2013

FUGITIVE EMISSION OF FLUORIDE IN POTROOMS/

FOR THE MONTH OF AUGUST 2020

Average OSPCBNORM:Fugitive Average fugitive TotalNo of emission in

Location Date of Pots in emission fugitive kg/T of AI FugitiveSampling in mg/m ' emission emissionoperation (Average) mg/m! from pot from Potrooms(Kg/T of AI) rooms(Kg/T of AI)

Pot room-A 08.08.2020 90 1.3210.08.2020

Pot room-B 10.08.2020 87 0.9408.08.2020

Pot room-C 13.08.2020 119 1.4711.08.2020

Pot room-O 11.08.2020 118 1.5413.08.2020 0.4012.08.2020

1.203 0.283Pot room-E 14.08.2020 120

1.37

Pot room-F 14.08.2020 119 1.0112.08.2020

Pot room-G 17.08.2020 100 0.9419.08.2020

Pot room-H 19.08.2020 100 1.0317.08.2020

I

MAXIMUM & MINIMUM TEMPERATURE AND RAIN FALLAUGUST ·2020

DATE MAXIMUM TEMP. (deg.C) MINIMUM TEMP. (deg C) RAIN FALL (mm)Ol-Aug 37.0 26.002-Aug 37.0 25.0 29.103-Aug 35.0 25.0 1.004-Aug 34.0 24.5 42.0OS-Aug 28.0 25.0 10.006-Aug 26.0 24.0 2.007-Aug 35.0 26.0 3.008-Aug 34.0 26.0 19.009-Aug 34.0 26.0 2.0lO-Aug 34.0 26.0ll-Aug 34.0 26.012-Aug 35.0 27.013-Aug 36.0 24.0 97.214-Aug 35.0 24.0lS-Aug 32.0 24.0 59.116-Aug 32.0 24.517-Aug 33.0 24.018-Aug 33.0 24.019-Aug 29.0 29.0 73.320-Aug 31.0 26.021-Aug 34.0 26.0 4.022-Aug 34.0 26.023-Aug 35.0 26.0 7.524-Aug 33.0 26.02S-Aug 28.0 24.0 84.026-Aug 30.0 24.0 74.527-Aug 31.0 25.0 10.228-Aug 35.0 25.029-Aug 36.0 26.030-Aug 37.0 26.031-Aug 37.0 27.0

Max. Temp. for the month in Oeg.C 37.0Min. Temp. for the month in Oeg.C. 24.0Total rainfall (mm) - 517.9

Author~ "I ~

OR. c.. JRpASST. GENERAL MANACER IL "i:'

,AIR LABORATORY=-.=-~ ~ NALCO

WIND ROSEFORTHE MONTH OF AUGUST'2020

Wind compass rose [01/08/2020;31/08/2020]O'NV~WD

WS mls1:2~:~5·S=8

[2:3[[3S0: 10[ 0.1 2.1[10: 30 [ 0.4 1.2 1.8[30: 50 [ O.S 0.8 0.9 0.0[SO: 70[ 0.2 1.2 0.9 0.0 0.0[70: 90[ 0.3 1.1 1.3[90: 110 [ 0.2 0.8 2.4 0.1[110: 130 [ 0.3 0.9 6.3 0.3 7.5

[130: 1S0 [ 0.1 0.7 4.2 0.2 5.2[1S0: HO[ 0.2 0.5 1.S 0.1 2.1[HO:190[ 0.1 0.6 0.9 0.2 1.6[190: 210[ 0.1 0.4 0.8 . 0.2 1.4[210: 230 [ 0.2 1.0 2.4 0.0 0.0 3.5[230:2S0[ 0.4 1.4 1.1 0.0 2.S[25{): 270 [ 0.2 1.6 0.6 0.0 2.2

[270: 290 [ 0.2 2.8 6.5 0.2 9.6[290:310[ 0.1 2.9 15.9 0.1 0.5 19.4[310: 330 [ 0.2 2.1 16.3 0.1 1.0 19.5[330:3S0[ 0.2 1.9 6.2 0.0 0.4 8.5

Accumulation 4.0 23.7 72.2 0.3 0.1 0.1 3.6 100%

~AUTHORISED ~\ ~

OR. B.K. PATRAASST. GENER~Lt.tAN.lGE~ (LAB'

SMELTER PLANT. NALCO.

F60G4/QC/4.5.1Issue No 001.Rev 00Dt.04.07.2013

ANALYSIS REPORT OF GROUND WATER AND SURFACE WATERFOR THE MONTH OF AUGUST 2020

SI. Approx Distance from Fluoride pHNo. Sampling place Storm water Channel mg/I(in meter) (Norm l.5 ) (Norm 6.5-9.0)

I Open Pond (Kulad) 200 * *

2 Open Pond (Kulad) 100 * *

3 Bore Well (Kulad) 100 1.34 7.3

4 Open Well Kulad) 75 1.40 7.5

5 Open Pond ( Banda) 100 l.35 8.0

6 Open well (Banda) 100 0.67 7.0

7 Open Pond ( Banda - 15 0.91 7.2Rly. Culvert)

8 Tube Well (Banda) 100 0.95 7.0

9 Open well (Banda) 50 * *

10 Open Well ( Chowadhia) 10 * *

11 Open Well (Chowadhia) 15 * *

12 Tube Well ( Chowadhia) 100 * *

13 Open Pond (Chowadhia) 100 * *14 Open Pond ( Banarpal) 200 1.12 7.1

15 Open Pond (Banarpal) 200 1.10 7.0• Sample could not be collected as access to the location was restricted.

~. . t\ ~Aut onse ignatory \

DR 8.K. PATRAASST. GENERAL MAN~GER (LAB)

SMELTER Pl ~NT. 'LeO.

F60G5/QC/4.5.1Issue No 001.Rev 00Dt.04.07.2013

ANALYSIS REPORT OF GROUND AND SURFACE WATER(SURROUNDING VILLAGES OF SMELTER PLANT)

FOR THE MONTH OF AUGUST 2020

Approx

Direction with Distance FluorideSI. from pHNo. Sampling place

respect to Smelter mg/lSmelter Plant Plant (Norm 1.5)(Norm 6.5-9.0)

Km

1 TURANGA TUBE WELL NW 4 0.66 6.9

2 KURUDOL OPEN WELL NW 5 0.45 7.0

3 BALARAM PRASAD TUBE N 5 1.14 7.3WELL

4 GOTAMARA OPEN WELL NE 6 0.59 7.0

r --11ZLASIPAL OPEN WELL SE 4 0.98 7.0I

6.86 LANGULIABERA OPEN WELL S 3 0.43

7 GOPINA THPUR OPEN WELL SW 2.5 1.15 7.0

8 ANKULA TUBE WELL W 2 0.94 7.1

r:

~Authorised ignatoryPATRA

DR. B.K·UA.Nlr..GER lL~8'GENER~L "''''~SSl. ~HT N~LCO.

SMELTER PL .

F60G7/QC/4.5.1Issue No 001.Rev 00Dt.02.07.2015

ANALYSIS OF TREATED EFFLUENT FROM SEWAGE TREATMENT PLANT(INSIDE TOWNSHIP) FOR THE MONTH OF AUGUST 2020

Sample Collected On : 11.08.2020

SI. No Parameters Units Norms (max) Analysis

1 pH - 6.S to 9.0 7.1

2 Suspended solids mg/I 100 6

3 BOD 3days at 27 deg.C mg/I 30 03

4 Fecal Coliform(sampleMPN 1000 #

collected on ) /lOOml

->(

# Sample could not be collected and analyzed by 3rd Party due to COVID 19 restriction. e:

Author~\'1DR. 6.tl. N~GERtL~B)

ENER~LtA~~SSl.G ,.... 'MeO.

~.~r\ ,.r~ .

F60G 7/QC/4.5.1Issue No OOl.Rev 00Dt.02.07.2015

SI. No Parameters Units Norms (max) Analysis

1 pH - 6.5 to 9.0 6.9

2 Suspended solids mg/I 100 21

3 BOD 3days at 27 deg.C mg/I 30 7

4Fecal Coliform(sample MPNIIOOml 1000 #collected on )

<

F618/QC/4.S.1ISSUE No.01 REYOODt.04.07.2013

BORE WELL ANALYSIS REPORT

FOR THE MONTH OF AUGUST 2020

Date ofpH Fluoride as Cyanide asCollectionSl No. Location and F mg/l CN mg/l

analysis.(Norm 6.5-9.0) (Norm 1.5) (Norm 0.2)

Bore well -31 (Hazardous waste land 28.08.2020 7.3 1.33 ND

fill)Bore well-4

2 (Hazardous waste land 28.08.2020 7.6 1.09 NDfill)

Bore well -53 (Hazardous waste land 28.08.2020 7.2 1.48 ND

fill)

Note:1) ND - Not detectable.

F60G IllQC/4.S.1Issue No OOl.Rev 00Dt. 04.07.2013

FORAGE FLUORIDE MONITORING (GRASS SAMPLES)REPORTS AROUND SMLETER PLANT

I

·1

FOR THE MONTH OF AUGUST 2020

Direction Fluoride Fluoride Average ofSL. w.r.t Date of content (dry content (dry two

No Location Smelter collection basis) in ppm basis) in ppm consecutivev- Plant of sample for the month for the month of months

( of AUGUST'20 JULY'20 in ppm1 Bonda South-East 18.08.2020 37 31 342 Tulsipal South-East 18.08.2020 34 34 34

3 Languliabeda South-West 18.08.2020 34 36 35

4 Banarpal East 18.08.2020 29 33 31

5 Turang West 19.08.2020 37 33 35

6 Balaramprasad North 19.08.2020 34 30 32

r:

~Authorised Signatory

Norm- For single month - 80ppmAverage of two consecutive months - 60 ppmAnnual average - 40 ppm

Information on handling / disposal of Aluminium Dross, Used Anode Butt and SpentPotlining generated of Smelter Plant,NALCO, Angul

Item Unit August, 2020 Remarks

AI Metal Production MT 36375.0

Aluminium Dross

Generation MT 696.0

Specific generation kg/MT 19.1

In House Processing MT 295.4

Sold to Reporcessors MT 0

Accumulated/ stored MT 6521.9

Used anode butt

Generation MT 6668.0

Specific generation kg/MT 183.3

In House Processing MT 6668.0

Sold to Reporcessors MT 0.0

Accumu lated/stored MT NIL

SPL(Carbon)

Generation MT 240.0

Specific generation kg/MT 6.6

Sold to Reporcessors MT 0.0

SPl Refractory

Generation MT 420.0

Specific generation kg/MT 11.5

SPl (Carbon & Refratory ) -MT 67704.0

Accumulated/stored

A K.~\anag'er safet)')r. t alr.~

smelter Plan

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