JSW Energy Vs Top Performers Topper No comparison

JSW Energy Vs Top Performers Topper- No comparison with average performers Topper- Higher benchmarks, higher expectations Proven ability- Move to GLOBAL BEST Sanjeev K Kanchan Centre for Science and Environment

Score Comparisons Energy Total Weight JSW Torangallu (% score) JSW Ratnagiri (% score) Best in Category JPL Raigarh Best in parameter Plant Gross Heat Rate and Trends 7. 0 36. 8 26. 2 34. 0 37. 6 Tata, Mundra Design Gross Heat Rate, and Tech 5. 0 47. 8 49. 9 43. 8 64. 0 Tata, Mundra Avg. Auxiliary 2. 0 45. 1 21. 0 33. 5 80. 0 Tata, Trombay Deviation from Design Heat rate 3. 0 57. 1 0. 0 80. 0 JPL, Raigarh Availability 3. 0 0. 0 56. 56 75. 00 Dahanu 24. 0 9. 6 6. 2 11. 7 Total Weight Note- Other parameters: Sec. fuel, avg size, GHG • Among top performers: < 92% PAF • Ratnagiri- Deviation in GHR >12% , Aux ~9% Centre for Science and Environment 2

Score Comparisons Water Total Weight Torangallu (% score) Ratnagiri (% score) Best in Category Ratnagiri Water Sources 4 50 75 75 75. 0 Sp. Water consumption 5 62 50 50 64. 0 Water Stress 3 10 100 100 Total Weight 16 or 12 8. 39 / 16 8. 5 / 12 8. 5 Best in parameter GIPCL Note- Other parameters: water use in ash handling, COC • Toranagallu- uses 13% COREX (Bellary – water stressed) Can consumption be further reduced? • Ratnagiri- Sea water based Centre for Science and Environment 3

Score Comparisons Air Pollution Total Weight Torangallu (% score) Ratnagiri (% score) Best in Category Ratnagiri Best in parameter (% score) PM 4 53 56 56 69 Budge SO 2 2 0. 0 61 Trombay Pollution Control Tech 2 41 50 50 100 NTPC Singrauli Coal Storage & Handling 6 25 88 88 88 JSW Ratnagiri Total Weight 19 5. 3 8. 5 Note- Other parameters: AAQ index • Estimated SO 2 (FGD plant- given value); compared against Chinese norm. Centre for Science and Environment 4

Score Comparisons Water Pollution Total Weight Torangallu (% score) Ratnagiri (% score) Best in Category NLC Barsingsar Score for ETP, STP 1 50 100 Water Pollution Index 4 100 20 100 Total Weight 7 5/7 3/7 6/7 Best in parameter (% score) 100 Note- Other parameters: coal run-off treatment, CSE lab test • Ratnagiri- Water pollution related complaints Centre for Science and Environment 5

Score Comparisons Solid Waste Total Weight Toranagallu (% score) Ratnagiri (% score) Best in Category GIPCL Surat Best in parameter (% score) Type of Ash handling 2 100 100 Ash Utilization 1 0 0 100 >100 Mettur, Torrent Gainful Ash Utilization 5 8 69 89 >100 Mettur / RRVUNL Kota Ash Pond Maint. 4 80 40 60 Total Weight 15 7. 59 8. 27 11. 03 80 Many Torangullu / NLC - Barsingsar Note- Other parameters: stakeholders observation ash pollution • Imported coal – at-least 80% ash use criteria (domestic coal at-least- >58%) • Gainful- Imported at-least- 33% (Domestic at-least- 48%) • Ash pond maintenance- Ratnagiri- bund, pipeline Centre for Science and Environment 6

JSW- Toranagallu Energy • SBU-I (2 x 130 MW)- in 2000, SBU-II (2 x 300 MW)- 2009 • Avg. GHR - 2, 261 k. Cal/k. Wh (38 %), design GHR 2, 162 k. Cal/k. Wh, (BAT- <1, 800 k. Cal/k. Wh, Nordjylland-Denmark) • Deviation - 4. 6% (Hissar, Mundra etc. - <1%) • Auxiliary -7. 6 % (Maithon/Hissar etc. - ~6%) • PAF- 90. 9%; PLF- 94% (PAF- 99%, PLF- >100%) • Sp. Coal consumption at 0. 46 kg/KWh (13% energy from COREX) Water • Water stress area • ZLD, Sp. Water- ~2 m 3/MWh {Best- 1. 6 ; Dry- 0. 11(m 3/MWh)} • COC of 5 -7 (Jojobera- 8, achievable 10) Centre for Science and Environment 7

Issues to Deal nt e em v ro p im s ed e n g n i l nd a lh a Co nt e em v ro p im s ed e n g lin d an h al o C • Community complaints- Red dust emission (steel), vehicular movement through village (steel, power, mines) • CSR (< 2% of profit)- demand for more access to heath facility • Study of impact (of complex) on Daroji bear sanctuary Centre for Science and Environment 8

JSW- Toranagallu Solid Waste • Dry ash handling; Bottom as- Dry/Semi-wet • Ash use-79%; (Budge, Torrent, Mettur, Kota etc. - >100%) • Gainful use- 51 % (Mettur, Kota- >100%) Air Pollution • No visible emission • PM- 60 -62 mg/Nm 3 (norm 100 mg/Nm 3) • SO 2 - 665 -934 mg/Nm 3 • NOx- 366 -429 mg/Nm 3 • No mercury emission monitoring (Implication of new pollution norms) ? CEMS ? Centre for Science and Environment 9

JSW- Ratnagiri Energy • 300 MW x 4 - in 2010/11 • Avg. GHR - 2, 418 k. Cal/k. Wh (35. 5 %), design GHR- 2, 151 k. Cal/k. Wh (39. 9%), (BAT- <1, 800 k. Cal/k. Wh, Nordjylland. Denmark) • Deviation - 12% (Hissar, Mundra etc. - <1%) • Auxiliary ~9 % (Maithon/Hissar etc. - ~6%) • PAF- 89%; PLF- 81% (PAF- 99%, PLF- >100%) • Sp. Coal consumption at 0. 49 kg/KWh (Imported) • Covered coal storage- only one in India Water • Sea water with CT- Sea water requirement- 9. 7 m 3/MWh • Issues to deal- Ground water contamination, CT saline mist Centre for Science and Environment 10

Issues to Deal GW on i t na i m a t con n o i iss em t s u ld a Co • Community complaints- Saline mist & leakage from CT, coal dust emission, hot CW discharge - Impact on orchards, fishes • How to convey your work/improvement? Centre for Science and Environment 11

JSW- Ratnagiri Solid Waste • • Dry ash handling Ash use-77. 6%; (Budge, Torrent, Mettur, Kota etc. - >100%) Gainful use- 83. 8 % (Mettur, Kota- >100%) Issues to deal- ash pond maintenance, ash transport pipeline, complaints on ash emissions Air Pollution • No visible emission • PM- 9 -24 mg/Nm 3 (norm 50 mg/Nm 3) • SO 2 - 373 -405 mg/Nm 3 • NOx- not monitored • No mercury emission monitoring (Implication of new pollution norms) ? CEMS ? Centre for Science and Environment 12

Implication of new pollution norms Pollutan Unit size ts Installed before Dec 31 st, 2003 (shall meet within 2 yrs) Installed after Dec 31 st, 2006 (shall meet within 2 yrs) Installed Jan 1, 2017 onwards (Includes accorded EC, under construction) PM All 100 mg/Nm 3 50 mg/Nm 3 30 mg/Nm 3 <500 MW 600 mg/Nm 3 -- -- >=500 MW 200 mg/Nm 3 100 mg/Nm 3 All >=500 MW 600 mg/Nm 3 0. 03 mg/Nm 3 300 mg/Nm 3 0. 03 mg/Nm 3 100 mg/Nm 3 0. 03 mg/Nm 3 SO 2 NOx Hg Centre for Science and Environment 13

Implication of CEMS ? CEMS- Selection, installation, certification, calibration/re-calibration, daily check, data recording, record keeping, compliance check, publish • Device health check- daily 10. 00 a. m. ; zero drift • calibration verification- 3 months • Zero and span drift – every week • >85% data capture • Data verification/ calibration- 6 monthly by empanelled Lab • Compliance ü Any exceedance- violation ü Data spikes (< 1 min)- not for avg ü Continuous exceedance upto 10% of norms, o >30 mins- preventive action by industry o >60 mins- to inform SPCB/PCCs about preventive action o Second time- closure ü Frequent exceedance- > 5% of data/day- action by SPCBs/PCCs ü Industry fails to control emissions- closure as per SOP ü Start-up/shut down ( batch process for 30 mins)- not for avg Centre for Science and Environment 14