FORM V :ENVIRONMENT STATEMENT RASHTRIYA ISPAT NIGAM LIMITED VISAKHAPATNAM STEEL PLANT VISAKHAPATNAM

Transcription

1 FORM V :ENVIRONMENT STATEMENT RASHTRIYA ISPAT NIGAM LIMITED VISAKHAPATNAM STEEL PLANT VISAKHAPATNAM

2 FORM V ENVIRONMENTAL STATEMENT FOR THE YEAR ENDING 31 st MARCH 2015 PART A (i) Name and address of the owner/ : Sri A K Mukherjee occupier of the industry operation/ GM (Works) I/c process. VISAKHAPATNAM STEEL PLANT, VISAKHAPATNAM (ii) Industry category Primary-(STC code): - Secondary (SIC code) (iii) Production during in tonnes a) Saleable steel : t b) Pig iron :238776t c) Coal chemicals (Ammonium sulphate :164581t benzol& tar products) ```````` d) Captive power generation : MW (iv) Year of establishment : 18 th FEBRUARY, 1982 (incorporated) (v) Date of last environmental : 30 th SEPTEMBER 2014 statement submitted PART B Water and raw material consumption (1) Water consumption in KLD a. In the plant for process (Excluding TPP) :36847 b. In TPP for power generation : c. Total in process :82622 d. In plant for fire fighting& drinking : Grand total : Name of Process water consumption per unit of product output product During the previous financial year, During the current financial year, Saleable steel 10.71cum/tonne of sal. Steel 12.28cum/tonne of sal. Steel

3 (2) Raw material consumption (Unit : tonne / tonne of saleable steel) Name of raw material Name of products Consumption of raw-material Per unit of output During the previous During the current financial year, financial year, Coking coal Iron ore (lumps & Saleable steel fines) Sand Lime stone Dolomite Mn.Ore Alloys at SMS Boiler coal Kg/t of steam Steam Pollutants PART C Pollution discharged into environment per unit of output. (Parameter as specified in the consent issued) Qty. of pollutants discharged (mass/day) Concentration of pollutants in discharges (mass/volume) Percentage of variation from prescribed standards with reasons WATER ( ETP outlet ) TSS kg/day 84.1mg/lt. -(15.9%) O&G kg/day 7.97 mg/lt. -(20.03%) PHENOL 1.14 kg/day 0.42 mg/lt. -(58.0%) COD kg/day mg/lt. -(13.85%) BOD 59.38kg/day mg/lt. -(27.23%) AMM.N kg/day mg/lt. - (77.10%) Air emissions from 20 stacks SPM 15,097 kg/day - -(29.56%) against the consent value of 21,433 kg/day SO2 kg/day Not specified - Nox kg/day Not specified -

4 PART D Hazardous wastes (As specified under Hazardous Wastes (M&H) Rules, 1989) Sl No Name of the Hazardous waste Total Quantity (Generation) During the previous During the current year year ETP Sludge (MBC & ETP) t t 2 Used oil / Waste lubricating oil / Vaccum oil / Transfermer oil / Waste oil 3 Tank bottom sludge of tar and oil storage tanks 4 Acid tar from Ammonium sulphate Plant(ASP) 5 Benzol sludge from decanters of Benzol Distillation Plant t t 2.0 t t t t 275 t PART E Solid wastes Please specify the characterization (in terms of composition and quantum) of hazardous as well as solid wastes and indicate disposal practice adapted for both these categories of wastes. Solid Waste Dust from ESP's,DE Systems Sludge from Water Treatment Plants Solid Waste Utilization for the year Utilized Recycle in d or Sold construc Reused (t/year) tion (t/year) (c) activities (b) (d) Total generati on (t/year) (a) %Utilizati on For = {{b+c)/a}* 100 (e) BF Slag LD Slag Total Remarks Addl t of Sludge recycled from prev.stock Addl t of BF Slag Utilised /Sold from prev.stock

5 Solid Waste Dust from ESP's,DE Systems Sludge from Water Treatment Plants Total generatio n (t/year) (a) Solid Waste Utilization for the year Recycled Utilized in or Sold constructi Reused (t/year)( on (t/year) c) activities (b) (d) %Utilization For = {{b+c)/a}*10 0 (e) BF Slag Remarks LD Slag Total PART F (i) Characteristics and practice of disposal of solid wastes % Type of Waste (Nonhazardous) FeO (%) CaO (%) MgO (%) SiO 2 (%) Al 2O 3 (%) MnO (%) Basic ity Method of disposal BF SLAG Sold to cement manufacturers. LD SLAG Utilized in process, as ballast, for roads and construction works. Balance stacked for future use. T.Fe CaO MgO SiO2 Al2O3 MnO LOI Method of disposal Met. Wastes % recycled in SP

6 (ii) Characteristics & Practice of disposal of Haz. Waste(except oil sludge) Parameter MBC Sludge Tar sludge Acid tar from ASP Benzol Sludge Method of disposal ph All hazardous wastes CV (cal/g) (except oil sludge) are recycled in Coke Oven Cl (%) batteries S (%) MOI (%) LOI (%) Ash (%) Density PART G Impact of pollution abatement measures taken on conservation ofnatural resources and on the cost of production. Pollution Abatement Measures at VSP : Estimated impact on conservation of natural resources and cost of production in the year Pollution Abatement Measures Green Technology use Waste water treatment and recycling system Recycling and selling of solid wastes(byproducts) Description of the measures taken Back Pressure Turbines Station in coke ovens Gas expansion Turbine Station in Blast Furnace Waste heat recovery based power plant in Sinter Plant Heat recuperators in Mills LD gas recovery system Waste water recycling systems of i)balacheruvu ii)appikonda and iii) Ultra filtration plant Solid waste utilization of : 1. Process solid co-products 2.Dust from DE systems 3. Sludges from water treatment plants 4. Slags from Blast Furnace and Convertor 5. Scraps and others Estimated Natural resources saved tons of boiler coal equivalent Million gallons of water tons of solid wastes recycled and tons of solid waste sold Estimated Savings in terms of cost (Rs Cr)

7 PART H Additional measures / investment proposal for environmental protection including abatement of pollution, prevention of pollution. The following additional measures for environmental protection are under implementation for abatement & prevention of pollution. Sr.No Project Description Project Cost (Rs. in Cr) Expected Benefit 1 Revamping of Stock House Dust Extraction systems for Blast Furnace-2 2 Revamping of Cast House Fume Extraction system for Blast Furnace-2 3 Revamping and Up gradation of Electrostatic Precipitators of Air cleaning plant and Gas cleaning plant of sinterplant-1 4 Provision of DOG house in Steel Melting Shop Reduction of Stack emissions from 115 mg/nm3 to 50mg/NM To eliminate roof top emissions & secondary emissions from Convertor Shop of Steel Melting Shop-1 Secondary emission control system of SMS-1 under erection

8 PART I Any other particulars for improving the quality of the environment. The following initiatives were taken in for improving the quality of environment. 1. Waste Water Recycling 3 nos of waste water treatment & recycling systems were operationalized, thereby effecting saving of makeup water. Details are as given below: Water saved by Reuse of storm water and waste water after treatment (Million Gallons) Water recycling scheme Balacheruvu waste water treatment plant Appikonda waste water treatment byro process Treated township sewage by Ultra-filtration Waste Water Recycling Systems at VSP

9 2. During , three environmental projects were commissioned leading to beneficial environmental impacts as given below. Sr.No Project Description Project Cost (Rs. in Cr) 1 Burden Handling Dust Extraction System Package of Blast Furnace-1 2 Cast House Fume Extraction System Package of Blast Furnace-1 3 Rain Water Harvesting Ponds with Pump houses Beneficial environmental impact 40.4 Reduction of Stack emissions from 115 mg/ Nm 3. to 50mg/Nm Reduction of Stack emissions from 115 mg/ Nm 3. to 50mg/ Nm Water saving of 3.3 MGD Rain Water Harvesting Pond at 18 MLD 3. Plantation: Green Visakha Program Parliamentary Standing Committee on Science and Technology, Environment and Forest had advocated that various PSUs, in Visakhapatnam city, should take up 40 lakhs plantation over a period of 5 years. In line with this requirement, RINL/VSP was directed to plant 1 lakh plants per year for a period of 5 years. RINL/ VSP has planted One Lakh trees in an area of 100 Ha, in , to meet its commitment.

10 4. Digital Display Board:. Digital Display Board for displaying Environmental Real Time Monitoring Data The Digital display board at Main Gate was inaugurated by CMD on 5 th June 2014 for displaying the real time environmental data from the continuous ambient air & stack stations. The board also displays other statutory information as given in Consent for Operation document issued by Andhra Pradesh Pollution Control Board. 5. Dry Fog Dust Suppression System: Dry Fog Dust Suppression System (DSS) in Expansion area of Raw Material Handling Plant, Sinter Plant & Blast Furnace was commissioned during the year to take care of fugitive emissions. Dry Fog System at Raw Material Handling Plant

11 6. In addition to the Continuous Ambient Air Quality Monitoring Station (CAAQMS) & Continuous Stack Emission Monitoring System (CSEMS) in the Plant, Continuous Effluent Monitoring System (CEMS) was introduced at outlet of MBC & TPP DM Plant. 7. World Environment Day celebrations at VSP Main function held at Training & Development Centre on Lightening of Lamp by CMD & other Directors on the Occasion of World Environment Day 2014 Cloth Bags distributed among the participants on the Occasion of World Environment Day Celebrations 5 th June Prizes distributed to the Poster, Slogan and Essay Completion Winners on the Occasion of World Environment Day Celebrations 5 th June Bicycle rally conducted for School children on World Environment Day 2014.

12 Prize Distribution to the winners Green Awards distributed to the employees who contributed towards the improvement of Environment on the Occasion of World Environment Day Celebrations 5 th June Environment Management Department Organized 500 Nos.of Tree Plantation at RMHP on the Occasion of World Environment Day Tree Plantation at RMHP on

13 dak: 15/EnMD/ Date: To The Environmental Engineer, Regional Office A P Pollution Control Board, Madhavadhara VUDA Colony Near RTA Office VISAKHAPATNAM Dear Sir Sub: Submission of environmental statement (Form-V) Ref: The Environment (Protection) Rules, With reference to the above, the environmental statement of Visakhapatnam Steel Plant for the financial year ending 31 st March, 2015, in form V is enclosed for your information and record. Thanking you, Yours faithfully, Encl: as above (P. BalachandraRao) General Manager (EnMD) Environment Management Department CC: Jt. Chief Environmental Engineer: For kind information with enclosure APPCB, Zonal Office, VIZAG