Executive Summary of EIA Report for Proposed Captive Co ...€¦ · the power requirement of...

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M/S. BODAL CHEMICALS LIMITED Executive Summary of EIA Report for Proposed Captive Co-generation Plant at Plot No. 301 to 430 + 433 to 440/1, Saykha GIDC, PCPIR, Ta. Vagra, Dist: Bharuch. SEPTEMBER, 2019 Kadam Environmental Consultants www.kadamenviro.com Environment f or Development E: [email protected]; T:+91-265-6131000 ACCREDITATION DETAILS NABET Certificate No. NABET/EIA/1619/RA 0042, Issued on 28-03-2017, Valid up to 26-05-2019, Extended till 15 th October 2019 & Certificate No. NABET/EIA/1922/RA 0138, Issued on 05-08-2019, valid till 25-05-2022. NABL Certificate No. TC- 7099 valid until 26/03/2020

Transcript of Executive Summary of EIA Report for Proposed Captive Co ...€¦ · the power requirement of...

Page 1: Executive Summary of EIA Report for Proposed Captive Co ...€¦ · the power requirement of caustic soda plant and other synthetic organic & inorganic units. The project is classified

M/S. BODAL CHEMICALS LIMITED

Executive Summary of EIA Report for Proposed Captive Co-generation Plant at Plot No. 301 to 430 + 433 to 440/1, Saykha GIDC, PCPIR, Ta. Vagra, Dist: Bharuch.

SEPTEMBER, 2019

Kadam Environmental Consultants w w w . ka d a m en v i r o . c o m

E n v i r o n m e n t f o r D e v e l o p m e n t

E: [email protected]; T:+91-265-6131000

ACCREDITATION DETAILS

NABET Certificate No. NABET/EIA/1619/RA 0042, Issued on 28-03-2017, Valid up to 26-05-2019, Extended till 15th October 2019 & Certificate No. NABET/EIA/1922/RA 0138, Issued on 05-08-2019, valid till 25-05-2022.

NABL Certificate No. TC- 7099 valid until 26/03/2020

Page 2: Executive Summary of EIA Report for Proposed Captive Co ...€¦ · the power requirement of caustic soda plant and other synthetic organic & inorganic units. The project is classified

M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 2

TABLE OF CONTENTS

1 EXECUTIVE SUMMARY ...................................................................................................................... 3

1.1 PROJECT DESCRIPTION.......................................................................................................................3

1.1.1 Proposed Project ..........................................................................................................................3

1.1.2 Utilities ........................................................................................................................................4

1.1.3 Manpower ....................................................................................................................................5

1.1.4 Air Emissions & Control .................................................................................................................5

1.1.5 Noise ...........................................................................................................................................5

1.1.6 Waste Water Generation & Disposal ...............................................................................................5

1.1.7 Hazardous & Other Solid Waste .....................................................................................................6

1.2 DESCRIPTION OF THE ENVIRONMENT .................................................................................................6

1.2.1 Study Period, Area & Monitoring/Sampling Locations .......................................................................6

1.2.2 Land Use and Land Cover ..............................................................................................................6

1.2.3 Meteorology .................................................................................................................................6

1.2.4 Ambient Air Quality .......................................................................................................................6

1.2.5 Noise Levels .................................................................................................................................7

1.2.6 Water Quality ...............................................................................................................................7

1.2.7 Soil Quality ...................................................................................................................................7

1.2.8 Biological Environment ..................................................................................................................8

1.2.9 Socio-Economic Environment .........................................................................................................8

1.3 ANTICIPATED ENVIRONMENTAL IMPACTS AND MITIGATION MEASURES ...............................................8

1.3.1 Air Environment ............................................................................................................................8

1.3.2 Traffic ..........................................................................................................................................9

1.3.3 Water Environment .......................................................................................................................9

1.3.4 Land Environment .........................................................................................................................9

1.3.5 Biological Environment ..................................................................................................................9

1.3.6 Socio-Economic Environment ....................................................................................................... 10

1.4 ENVIRONMENTAL MONITORING PROGRAM ........................................................................................ 10

1.4.1 Corporate Environmental Responsibilities (CER) ............................................................................ 10

1.5 ADDITIONAL STUDIES ...................................................................................................................... 11

1.5.1 Risk & Hazards ........................................................................................................................... 11

1.6 PROJECT BENEFITS ........................................................................................................................... 11

1.7 ENVIRONMENT MANAGEMENT PLAN .................................................................................................. 11

1.8 CONCLUSION .................................................................................................................................... 11

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 3

1 EXECUTIVE SUMMARY

This will constitute the summary of the EIA Report and

Overall justification for implementation of the project and

Explanation of how, adverse effects have been mitigated

1.1 PROJECT DESCRIPTION

Bodal Chemicals Limited is an integrated and innovative company, offering end-to-end solution to the customers

globally. They are among world’s largest manufacturer and exporter of dyes intermediate, dyestuff and sulphuric

acid, with vertically and horizontally integration who provides product solutions and service solution on fastest

possible route to their customers.

Bodal Chemicals Limited (Bodal), have received Environmental Clearance for manufacturing of chlor-alkali, other

synthetic organic and inorganic chemical plants at Plot No. 301 to 430 + 433 to 440/1, Saykha GIDC, Ta. Vagra,

Dist: Bharuch (Gujarat) by SEIAA, Gujarat vide letter no. SEIAA/GUJ/EC/4(d)&5(f)/177/2019 dated 29.01.2019.

Now, Bodal is proposing to set up 120 MW coal based captive co-generation plant in the same premises to meet

the power requirement of caustic soda plant and other synthetic organic & inorganic units.

The project is classified as Category “B” project. As per the EIA notification dated 14th September, 2006, as

amended till date, the proposed project falls in Project / Activity: 1(d).

1.1.1 Proposed Project

Total plot area allotted to Bodal Chemicals Limited by GIDC is 4,82,615 m2, out of which proposed expansion will

take place on 33,000 m2 of land. Around 1,20,977 m2 (~ 25.0 %) of total plot area will be developed as greenbelt

as mentioned in earlier EIA studies. The proposed project cost is estimated to be around INR 260 Crore.

Existing & Proposed Production Capacities are provided in Table 1-1.

Table 1-1: Products as per Previous EC & Proposed Co-generation Unit Details

Sr.

No. Name of the Products CAS no.

Quantity (MT/Month) End-use of product

Exiting Proposed Total

1 Chlor-Alkali Plant (Caustic Soda production basis)

1.1 Caustic Soda 1310-73-2 24,000 - 24,000 Pulp, Paper, Textile, ETP &

Other Organic and inorganic chemicals

1.2 Chlorine Gas 7782-50-5 21,265 - 21,265 Dyes intermediate. agro,

pharmaceutical

1.3 Hydrogen Gas 1333-74-0 600 - 600 Petroleum refining, pharmaceutical, fuel

1.4 Hydrochloric Acid (30%) 7647-01-0 22,500 - 22,500 ETP, refinement of ore,

animal nutrient

1.5 Sodium Hypochlorite

(20%) 7681-52-9 5,200 - 5,200

Water purification, textile, dyes

2 Synthetic Organic Chemicals

2.1 Mono Chloro Benzene 108-90-7 3,000 - 3,000 Dyestuffs, Rubber, Laboratory

applications

2.1.1

Para Di Chloro Benzene / Meta Di Chloro

Benzene / Ortho Di Chloro Benzene

106-46-7 / 541-73-1 / 95-50-1

700 - 700 Disinfectant, deodorant, pre cursor to poly (p-phenylene

sulfide)

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 4

Sr.

No. Name of the Products CAS no.

Quantity (MT/Month) End-use of product

Exiting Proposed Total

2.2 Nitro Chloro Benzene

2.2.1 Para Nitro Chloro

Benzene 100-00-5 2,800 - 2,800

Pre-cursor to Anti-Leprosy drug Dapsone & as an Anti-

oxidant in Rubber, Pre-cursor chemical for various Dyes

2.2.2 Ortho Nitro Chloro

Benzene 88-73-3 1,600 - 1,600

2.2.3 Meta Nitro Chloro

Benzene 121-73-3 50 - 50

2.3 2,4 Di Nitro Chloro

Benzene 97-00-7 600 - 600

Dyes intermediates, pharmaceuticals

2.4 Trichloroisocyanuric acid 87-90-1 2,000 - 2,000 Water purification, disinfectant, etc.

2.5 Nitrite Solution 7632-00-0 75 - 75 Dyes, etc.

3 Inorganic Chemicals

3.1 Hydrogen Peroxide

(50%) 7722-84-1 12,000 - 12,000

Propellant in Rocketry; Oxidizer, Bleaching agent,

Anti-septic

3.2 Chloro Sulphonic Acid 7790-94-5 9,000 - 9,000 Detergents, Aromatic

chemicals, Dyes intermediates

4 Captive Co-

generation Plant - - 120 MW 120 MW In-house use

Proposed Captive Co-Generation Plant

For generating 120 MW from the proposed captive co-generation plant, steam generation of 250 TPH which was

already proposed in previous environment clearance application (which is yet to be installed) will be used and a new

steam generation capacity of 250 TPH shall be procured.

Steam turbine generators will be extraction cum condensing turbines. Total steam generated from the boilers will

drive turbines, which in turn will produce the above mentioned steam through extraction and power while operating

in extraction cum condensing mode.

The imported coal will be fed to furnace of the CFBC Boilers through feeders from the coal storage. Limestone will be

added to coal to reduce SOx emission. The saturated steam will be generated in the boiler drum and passed to the

primary, secondary & final super heaters to get the superheated steam from the boilers. The superheated steam will

be fed to the steam turbine and it rotates the steam turbine which is coupled with generators. 120 MW power will be

generated in the generators and distributed in house and partly steam will be used in process.

Air cooled condensers will be provided which will reduce water consumption by 11,520 KLD.

1.1.2 Utilities

For the proposed project, utilities & fuel required are provided in Table 1-2 & Table 1-3.

Table 1-2: List of Existing & Proposed Utilities

S.

No.

Name of

Utility

Unit of

Measurement Existing Proposed Total Source

1 Power MW 120 - 120

Proposed 120 MW Captive Co-generation Plant

will fulfil power requirement of existing and

proposed units, which otherwise was proposed

to be met from Torrent power / DGVCL.

2 Steam TPD 2,755 - 2,755 Boilers of Captive Co-generation Plant

3 Water MLD 7,549 399 7,948 GIDC

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 5

Table 1-3: Details of Fuel required for Existing & Proposed Project

S.

No. Name of Fuel Used in

Unit of

Measurement Existing Proposed Total Source

1 Imported Coal Boilers MT/day 1,000 1,000 2,000 Open Market / Nearest Port

2 HSD DG Sets Ltr/Hr. 2,400 600 3,000 Local Depot/ Suppliers

3 Natural Gas Furnaces / Evaporators

/ Flaker

sm3/day 1,00,000 - 1,00,000 Local Suppliers

4 Furnace Oil MT/day 60 - 60 Local Suppliers

5 Hydrogen nm3/day 2,16,000 - 2,16,000 In-house

1.1.3 Manpower

During the construction phase around additional 250 workers will be hired. During operation phase, project will

generate additional direct employment for more than 100 people along with additional indirect employment for

around 100 people.

1.1.4 Air Emissions & Control

Point Source Emissions (SPM, SO2 & NOx) from boiler stack shall be controlled by multistage ESP with one filed

extra;

Line Source Emissions (CO, HC, PM, NOx) from additional ~ 50-60 trucks is anticipated;

Specific instances of fugitive dust generation include dust blow down by wind from the stockpiles of various

solid materials viz. coal and lime, dust caused by vehicular traffic within the factory, dust emissions from

conveyors, conveyor transfer points, silos, storage hoppers etc.

1.1.5 Noise

Noise generation sources are the heavy machinery like crane, dumper, roller, bulldozers, boiler, generator,

compressors, DG sets, etc. & vehicular movement for transportation of raw materials.

1.1.6 Waste Water Generation & Disposal

Waste water generated from proposed captive co-generation unit will be treated as follows:

Boiler Blowdown, RO1 & DM reject and auxiliary cooling tower blowdown having low TDS, will be used in coal

dust suppression.

No change in existing waste water treatment scheme is envisaged. As mentioned in the earlier environment

clearance, waste water generated from the existing plants will be treated as follows:

Stream 1: The wastewater generated from DM Plant stream along with wastewater generated from the

Caustic Plant, Trichloroisocyanuric acid Plant, Hydrogen Peroxide Plant, Chloro Sulphonic Acid plant. After

giving appropriate primary treatment to reduce suspended solids and turbidity, while also controlling the pH, it

will be merged with outlet of Stream 2 for deep sea disposal.

Stream 2: Boilers Blowdown, process plant condensate, primary RO & DM reject and auxiliary cooling tower

blowdown having low TDS, will be merged and passed through RO (~3,000 KLD). Permeate from RO will be

reused in the plant while concentrated reject will be mixed with Stream 1, free from organics and heavy

metals, and disposed to sea

Stream 3: Organic streams from MCB, ONCB/PNCB, 2,4, DNCB and washings will be separately treated in ETP

having capacity ~ 325 KLD. Treated water will be fully recycled & reused in the process/utilities.

There will be no additional final waste water discharge.

Around 6,052 KLD (additional 125 KLD) waste water will be generated after proposed project. Treated water from

STP will be reused in gardening, hence it will further reduce fresh water consumption. ~41% of waste water

generated, i.e. 2,493 KLD (additional 125 KLD) treated water will be recycled and reused. Remaining treated waste

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 6

water will be collected in collection pond and after meeting the final GPCBs discharge norms, finally ~ 3,559 KLD

treated water will be discharged in GIDC pumping station for deep sea disposal.

1.1.7 Hazardous & Other Solid Waste

The following solid / hazardous wastes will be generated during operations:

Hazardous Waste: Used/Spent Oil, Discarded drums & containers;

Non Hazardous Waste: Fly Ash;

Domestic Solid Waste: Paper and Food waste;

Small amounts of e-waste and scrap.

These will be managed as per the applicable Rules, mainly, Hazardous Waste (Management, Handling, Storage and

Transboundary) Rules 2016, and Fly Ash Notification, 2016 as amended till date.

1.2 DESCRIPTION OF THE ENVIRONMENT

1.2.1 Study Period, Area & Monitoring/Sampling Locations

Baseline environmental study was carried out for 14 weeks, from 1st March, 2018 to 18th June, 2018 (Summer

Season) within 10 Km radius of the project site.

Air monitoring was carried out at 8 locations. Noise measurement was carried out at 8 locations. Surface water

samples from 7 locations (6 samples from ponds & 1 sample from river), ground water samples from 8 locations (all

Borewells) and soil samples from 8 locations were collected and analysed.

1.2.2 Land Use and Land Cover

Land use of study area is classified as Agricultural land (~ 79.6%), Vegetation cover (~ 16.8%), Buildup Land &

Habitation (~ 1.5%), Water bodies (~ 1.0%) & Waste land (~ 0.9%).

1.2.3 Meteorology

As per the long-term climatological tables (1961-1976) published by Indian Meteorological Department (IMD) for

Broach (Station ID: 42841), during summer season, temperature ranges from 18.6 – 39.9ºC, in morning & evening

relative humidity ranges 65 – 74 % and 29 – 39 % respectively, average wind speed was recorded as 2.8 m/sec.

and the predominant wind direction was recorded to be blowing from SW to NE direction (44.5%).

Site specific meteorological data was collected at existing unit, at ~ 1.0 Km in S direction from project site.

Minimum and maximum temperature were recorded as 22.1°C & 46.2°C respectively. Mean hourly relative humidity

was 26.7%. Average wind speed & predominant wind direction were 2.2 m/sec & from SW to NE (27.0 %)

respectively. Calm wind contributed to about 8.83%.

1.2.4 Ambient Air Quality

The broad findings of the ambient air quality monitoring are:

Average concentration of PM10 recorded in the range from minimum 47 µg/m3 (At Vagra Village) to maximum

77 µg/m3 (At Juned);

Average concentration of PM2.5 recorded in the range from minimum 15 µg/m3 (At Project site & Vagra Village)

to maximum 23 µg/m3 (At Juned Village);

It is noted that the maximum PM10 results exceed the permissible limit of 100 µg/m3 for 24 Hrs. at Juned,

Vastikhandali & Bhersam village which could be due to:

Burning of domestic fuel for household purposes;

Influence of windy atmosphere;

Vehicular movement on the “kaccha” road connecting to main highway.

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 7

The concentration of SO2 (5.0 – 14.7 µg/m3), NOx (10.0 – 24.0 µg/m3), CO (<0.57 – 2.42 mg/m3) & HC (796 –

1,272 µg/m3) are within permissible limits as prescribed by CPCB & Factories act;

The concentration of HCl is below detectable limit.

1.2.5 Noise Levels

Noise level varied from 52 dB (at Vargama Village) to 75 dB (At Vorasamni) during day time and 42 dB (at Project

boundary South side) to 63.8 dB (at Vorasamni) during night time.

Noise level at residential area during day & night time was slightly higher than the CPCB standards which could be

due to vehicular movements on nearby roads and construction activities in surrounding area.

1.2.6 Water Quality

Surface water (Pond & River)

DO value observed low at Juned & Vorasamni ponds due to algae formation and may be due to mixing of some

sewage part.

The parameter BOD is observed high at Juned & Vorasamni ponds.

TDS, hardness and chlorides are high at Vorasamni & Vagra ponds due to salinity ingress in the nearby area.

Based on above results, the quality of Juned, Vorasamni & Vagra ponds are compared with Class E as per

classification of Inland Surface water standard and water can be used for Irrigation and industrial cooling.

The quality of Vilayat, Bhersam, Saykha pond & Bhukhi River near Vilayat are compared with class C and it can

be used for drinking purpose with conventional treatment followed by disinfection.

Ground water (Borewells, Openwells & Handpumps)

It is observed that ground water quality, as per IS 10500:2012 standard limits for drinking water, deviates for

following parameters (all unit in mg/lit) at different villages:

TDS at Juned (4,716), Ankot (2,856), Vagra (2,756) & Saykha (2,248);

Chlorides at Juned (2,216), Ankot (1,259) & Vagra (1,018);

Total Hardness at Ankot (680), Vorasamni (640) & Vagra (710);

Magnesium at Juned (151), Ankot (118), Vorasamni (114) & Vagra (124).

The observed higher concentration of TDS, Chloride & Sulphate is due to saline geological formations. Higher

concentration of Total Hardness, Nitrate, Fluoride, Calcium and Magnesium is due to near proximity of Arabian Sea.

1.2.7 Soil Quality

It is observed that at different locations:

The porosity in the range from 48 to 63 % and WHC varied from 59.9 to 73.5 %;

The soil permeability in the range from 1.33 to 25.2 mm/hr;

Soil texture were either Silty Clay, Clay, Loam or Sandy Loam;

The EC of soil ranged from 215 to 545 μmhos/cm which indicates soil is saline in nature;

The pH of soil ranged from 6.38 to 8.45, which indicates that soils are neutral to slightly alkaline;

Among water soluble cations predominance of sodium was seen followed by K, Mg & Ca.

The overall soil quality indicates that soils are normal, which is not under cultivation since long and whatever salts

are there, are washed off or leached down due to rain water over the years.

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 8

1.2.8 Biological Environment

Project Site / Core Zone

As a part of terrestrial biodiversity study, there are no tree species observed at site. Only sparse patch of Prosopis

juliflora observed at site.

Study Area / Buffer Zone

As a part of terrestrial biodiversity study, 101 floral species were reported, which includes 52 species of trees, 24

species of Shrubs, 14 species of herbs, 6 species of climbers, 2 twinners and 3 species of grasses. Among faunal

diversity, 53 faunal species were reported in the study area which includes 5 species of mammals, 6 species of

herpetofauna and 42 species of birds.

Common fishes like Rohu and Catla are common in this area. 7 nos. of phytoplankton genera were found in all

sampling locations in which Melosira and Fragilaria were major dominant. And, 7 nos. of zooplankton genera were

found in all sampling locations in which Daphnia and Moina were major dominant in all samples collected.

Major crops in the study area are Tuver (Cajanus indica) and Cotton (Gossypium herbaceum). The minor crops of

this region are Bajra (Pennisetum typhoides), Jowar (Sorghum bicolar) and Divel (Ricinus communis). The

vegetables grown in the study area are, Rigan (Solanum melongena), Tomato (Lycopersicon lycopersicum) and Val,

Valpapadi (Lablab purpureus). Horticulture activity is very less. Keri (Mangifera indica), Chikoo (Manilkara zapota),

Papaya (Carica papaya) are also grown in the study area.

Reported birds includes Schedule-I species i.e. Peacock. Among recorded faunal species, none of the species can be

designated as an endemic.

1.2.9 Socio-Economic Environment

The summary of the social survey for the study area is provided below:

Population: There are 40 villages, with total population of 56,617 persons and 11,466 households;

Gender Ratio: 954 females per 1,000 males;

Literacy Level: male literacy is 76.2% and female literacy is 62.8% of total population;

Educational Facilities: Anganwadi & Primary schools in all villages in study area are available. For attaining the

higher education like High School, ITI, Diploma or Engineering, facilities are available in Bharuch;

Medical facilities: There are primary health centers and sub centers in the study area;

Drinking water: Main source of drinking water is tap water. Borewell and canal water is used for irrigation

Power supply is available in the villages.

Major issues in the communities were inadequate supply of drinking water, sanitation, unemployment & poor

infrastructure.

1.3 ANTICIPATED ENVIRONMENTAL IMPACTS AND MITIGATION MEASURES

1.3.1 Air Environment

Dispersion modelling (using “AERMOD” modelling software) was carried out for point and line sources. This

indicates:

Maximum 24 hourly average GLC’s for PM10 (1.68 µg/m3), SO2 (3.03 µg/m3) & NOx (3.03 µg/m3) are within 750

m towards NE direction from the proposed site;

Average incremental GLC’s at all villages will continue to be well within specified norms of CPCB for ambient air

quality.

Mitigation Measures for Air Quality Impacts:

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 9

CFBC Boilers will be purchased having higher sulphur reduction efficiency by Lime dosing;

Adequate height of 85 m will be provided as per the statutory requirements to flue gas stacks attached to

boilers. APC like Cyclone separators, bag filters & ESPs will be installed;

Online sensors for SPM, SO2 & NOx shall be provided with flue gas stack attached to boilers;

Plant load will be maintained so that the air emissions are within the prescribed limits;

Effective water spraying will be done on the access roads to control re-entrained dust during dry season (if

required);

Proper operating procedures will be followed during startup and shutdown;

Proper PPE like dust masks will be provided to workers and its use will be ensured;

Regular Work place monitoring will be done.

1.3.2 Traffic

To ensure smooth traffic movement in the plant, proper in and out movement will be ensured. PUC certified

vehicles, covered with tarpaulins, will be used for handling of coal.

1.3.3 Water Environment

No withdrawal of groundwater is proposed in the project. Hence, ground water will not be impacted. Following

mitigation measures will be implemented to minimize the impact on the water environment:

During construction phase, sewage will be disposed into soak pit and septic tank. Regular cleaning will be

carried out.

Treated water will be recycled and reused in process make up and utilities.

Properly designed effluent drains will be provided & inflow will be diverted to ETP & RO for necessary

treatment. Separate ETP will be provided for organic streams and plant wash water.

Drip irrigation system will be implemented for greenbelt development to reduce fresh water demand.

Process, chemical fuel storage and handling area will have proper bunds and dyke walls as applicable so that

contaminated run-off cannot meet the storm-water line. In case of leakage, leaked fuel/chemical shall be

immediately transferred to the spare tank;

Rainwater harvesting from rooftop shall be done.

The overall impact on surface water quality will be negligible by following all precautionary measures as mentioned

in mitigation measures

During the heavy rainfall, water through internal storm water drains will meet nearest storm water drain

constructed by GIDC leading to Estuary.

1.3.4 Land Environment

Land is allotted to BODAL by GIDC. Change in the land use, from barren (scrub land) to industrial use is envisaged.

Following mitigation measures will be implemented to minimize the impact on the land environment:

Generated hazardous wastes during project operation will be transported to an authorized Treatment, Storage

and Disposal Facility (TSDF) site;

Storage areas for hazardous waste, fuel & raw material will be impervious and will be designed to prevent

Leachate penetration.

Consequently impacts on land and soil will be negligible.

1.3.5 Biological Environment

Removal of common site specific floral species from barren land of project site will not have significant or

permanent impact on the habitat structure of associated faunal diversity.

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CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 10

Greenbelt Development

Total greenbelt area of 1,20,977 m2 (~25% of total plot area) has been already allotted for greenbelt development

within project boundary in the previous EIA report, which will be maintained after the expansion project.

Considering 9 m2 (3 x 3) for one tree, project area will have plantation of 13,442 plants. Species selected for

plantation will be as per CPCB / SPCB guidelines and will be developed with guidance of horticulturist. Plantation

will be carried out around periphery, near / around built-up areas and along internal roads of the project area.

As the emissions from the plant will be regulated and minimal with respect to the specified norms, the biological

environment will be protected.

1.3.6 Socio-Economic Environment

While assessing the socio-economic and sociological impact including health impacts to surrounding population, it is

estimated that the upcoming project will bring job opportunities for the local people as already mentioned in

Section 1.1.3.

1.4 ENVIRONMENTAL MONITORING PROGRAM

Expenditure to be incurred by BODAL on environmental monitoring and management shall include capital cost of ~

INR 15 Lacs and ~ INR 8.86 Lacs recurring cost (annually). Various environmental parameters to be monitored are

tabulated in Table 1-4.

Table 1-4: Post EC Environment Monitoring Plan

S.

No.

Environmental Component /

Parameter Frequency of monitoring Location

1 CEMS - Stack Online Boiler stack (PM, SO2 & NOx)

2 CEMS - AAQM Online Main Gate

3 PM, SO2, NOx - stack. Monthly Boiler

4 PM10, PM2.5, SO2 & NOx in ambient

air. Twice in a month at site at three locations within site

5 Noise levels Monthly Main Plants and Utilities Area

6 Water consumed in various activities

and waste water generated from various areas of plants

Daily Main intake.

7 pH, TDS & Flow Daily At cooling tower blowdown

8 Quantity of Fly Ash Generated Daily Ash Silo

1.4.1 Corporate Environmental Responsibilities (CER)

Based on the need of the community and proper assessment, BODAL will do socio-economic development activities

towards community welfare in the field of Health & Hygiene, Safe Drinking Water facilities, Educational Activities,

Sanitation & Drainage System, Skill Development/Training Program Infrastructure Facilities in the study area.

As per office memorandum dated 01st May, 2018 of MoEF&CC, the CER budget of ~ INR 1.95 Crore (0.75% of

project cost) has been earmarked towards community development program in the study area. Activities based on

the yearly need based assessment will be taken up.

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 11

1.5 ADDITIONAL STUDIES

1.5.1 Risk & Hazards

On the basis of the study of the chemical properties like flash point, phase of chemical, operating conditions and

total inventory etc., consequences analysis was done for HSD tank (50 KL). Scenarios considered for simulation in

PHAST software were 5 mm, 25 mm leak and catastrophic rupture for HSD. Radiation effect of HSD leak will affect

upto 181 m, overpressure effect of HSD leak will affect upto 573 m. The effect of pool fire at radiation level 37.5

kW/m2 is not going out of the plant boundary. EC has been already granted for the said HSD storage facility after

due verification of the EIA report/studied carried out.

M/s. BODAL will develop emergency management system (off-site & onsite emergency plan) to tackle any

emergency situation for proposed facilities.

1.6 PROJECT BENEFITS

Employment potential for semi-skilled and unskilled workers will be generated during the construction phase

and indirect employment opportunities for transporters of coal and limestone during the operational phase;

Increasing other business opportunities for local people as there will be scope of hiring vehicle like tractors &

trolleys, bulldozers, JCB, excavators during construction and operation phase of the project;

There will be increase in some small scale businesses like tea stall, catering services, grocery, workshops, truck

cleaning facilities etc. around the project area;

Help to needy children in the schools under CER/CSR;

Providing safe drinking water in nearby villages in case of water crisis;

Helping Gram Panchayat in improving infrastructure facilities based on proper assessment of the needs.

1.7 ENVIRONMENT MANAGEMENT PLAN

Environmental Monitoring Plan for suggested mitigation measures and monitoring plan will include:

Review of Compliance of EMP, EC & statutory conditions in the management meeting;

Preparation and timely submission of required statutory reports;

Proper hazardous waste inventory accounting by HSE department;

Monitoring for reduction in air emissions, effluent generation, generation of hazardous waste quantity by

concerned department heads as per QMS to be developed by BODAL;

Reviewing time bound action plan for imparting training to drivers and availability of TREM cards;

Reviewing annual performance of EHS in board meeting.

An Environmental Management Cell with adequate professional expertise and resources shall be established to

discharge responsibilities related to environmental management including statutory compliance, pollution

prevention, environmental monitoring, etc.

1.8 CONCLUSION

Based on the EIA study conducted in Summer Season of 2018 and as per terms of reference given by SEAC the

following highlight emerges:

There will not be any additional waste water discharge due to the proposed expansion.

Project has various locational benefits like availability of coal & other raw materials from nearby region;

Site is well connected with ports, highway and railway;

There is no applicability of General Conditions, as per EIA Notification, to the project;

Safety and environmental norms will be followed;

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M/S. BODAL

CHEMICALS LIMITED EIA FOR PROPOSED CAPTIVE CO-GENERATION PLANT AT SAYKHA GIDC,

PCPIR, TA. VAGRA, DIST: BHARUCH (GUJARAT) EXECUTIVE SUMMARY (ENGLISH)

OF EIA REPORT

KADAM ENVIRONMENTAL CONSULTANTS | SEPTEMBER, 2019 12

Provision of air pollution control equipment, management of hazardous waste, will lead to minimum adverse

environmental impacts;

The project shall generate employment potential for skilled, semiskilled, unskilled people during construction &

operation phase.

In view of this, the project may be considered for grant of Environmental Clearance.

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CONTACT DETAILS

Vadodara (Head Office)

871/B/3, GIDC Makarpura, Vadodara, India – 390 010.

E: [email protected]; T:+91-265-613 1000

Delhi / NCR

Spaze IT Park, Unit No. 1124, 11th Floor, Tower B-3, Sector 49, Near Omaxe

City Center Mall, Sohna Road, Gurgaon, India – 122 002

E: [email protected]; T: 0124-424 2430-436

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