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Site Data : Yokkaichi Refinery

Site Profile (as of March 31, 2006)

photo : Yokkaichi Refinery
MAP : Yokkaichi Refinery
Address 1-1 Daikyo-cho, Yokkaichi, Mie
Start-up July 1943
Total area 1,175,478m2
Company staffs 300
Capacity 155,000 barrels/day
ISO 9001 February 18, 1997
ISO 14001 March 20, 1998
Number of visitors to the Refinery in FY2005
35 visits 365 people
No accident record (as of December 2005)
8,069,000 hours
PCB custody status
High voltage condensers
59 units
 
Others

Number of Staff holding Environmental Qualifications (as of March 31, 2006)

Air pollution control manager 14
Water pollution control manager 13
Noise pollution control manager 4
Vibration pollution control manager 3
Dioxin pollution control manager 3
Hazardous materials officer (Class A & B) 459
High-pressure gas production safety manager (Class A & B) 269
Qualified person for heat management 19
Qualified person for electricity management 4
Specially-controlled industrial waste manager 5
Engineering manager for disposal facilities of industrial waste 6
Boiler operator (Special grade) 8
Boiler operator (1st & 2nd grade) 254

Regulated Pollutants

Data includes Yokkaichi Kasumi Power Station

Air pollutants

Pollutant Standard Actual performance in FY2005
Maximum Average
NOx (m3N/hour; total pollutant load control) 80.8 52.3 26.5
SOx (m3N/hour; total pollutant load control) 109.48 47 19.2
Particulate (boiler; g/m3N) 0.049 0.035 0.011

Water pollutants

Pollutant Standard Actual performance in FY2005
Maximum Average
COD (kg/day; total pollutant load control) 535.0 362.2 152.1
COD (mg/l) 160 (120) 14 4.2
SS (mg/l) 200 (150) 18 4
Oil Content (mg/l) 1 Below measurement threshold
Nitrogen (kg/day; total pollutant load control) 697.0 310.81 70.23
Nitrogen (mg/l) (15) 9 Below measurement threshold
Phosphorus (kg/day; total pollutant load control) 80.47 7.04 0.85
Phosphorus (mg/l) (1.5) 0.73 0.05
Phenols (mg/l) 1 Below measurement threshold

Note: Value in ( ) are daily average.

Environmental Performance (PRTR)

Data includes Yokkaichi Kasumi Power Station

PRTR listed substances Releases Transfers
Air Water Soil Total
Ethylbenzene (kg/year) 420 0 0 420 0
Xylene (kg/year) 1,800 0 0 1,800 0
1,3,5-trimethylbenzene (kg/year) 0.7 0 0 0.7 0
Toluene (kg/year) 5,500 0 0 5,500 0
Nickel compounds (kg/year) 0 0 0 0 13,000
Benzene (kg/year) 1,700 0 0 1,700 0
Zinc compounds (Water soluble) (kg/year) 0 2,400 0 2,400 0

Note: In addition to above, we treat 2-aminoethanol, molybdenum and its compounds, 1,2-dichloroethane, and hydrazine over 1,000 kg per year, the release and transfer volume are 0 kg per year for all substances.

Yokkaichi Kasumi Power Station Environmental Performance

Air pollutants

Pollutant Emissions
NOx (t/year) 39
SOx (t/year) 27

Water pollutants

Pollutant Emissions
COD (t/year) 0.3

Industrial waste

Generated (t/year) 3,008
Recycled (t/year) 301
Sent to landfill (t/year) 0
Energy consumption (1,000kl-crude oil/year) 12
CO2 emissions (1,000t-CO2/year) 76

Environmental Performance (energy, etc.)

graph : Energy Consumption
graph : CO2 Emissions
graph : Sulfur Oxide (SOx) and Nitrogen Oxides (NOx) Emissions
graph : COD Discharge
graph : Industrial Waste

Environmental Accounting

Data includes Yokkaichi Kasumi Power Station

Environmental conservation costs

(million yen)
Category and Key Activity FY2005
Investment Expense
1. Business area costs Pollution prevention 37 2,428
  Global environment conservation 17 4,121
  Resource circulation 0 213
2. Upstream and downstream costs Green purchasing 0 0
  Reducing environmental impact of products 309 7,461
  Reducing sulfur content of products (136) (4,593)
  Replacement of toxic substances in gasoline (174) (2,868)
3. Administration cost   0 111
4. Research and development cost   0 0
5. Social activity cost   0 0
6. Environmental remediation cost   0 0
Total 363 14,334

Note: Purchasing recycled paper: 1 million yen

Economic benefits

(million yen)
Details of Benefit FY2005
Energy conservation (cogeneration) 1,492
Gypsum sales 75
Ammonia recycling 104
Total 1,671

Environmental conservation benefits

Item FY2005
Concentration / unit value Impact
(1) Benefits corresponding to worksite costs    
Resources input into business activities    
Energy input 9.99 (kl-crude/1,000kl) 19,534 (TJ)
Water input 390 (kg/kl) 19,672 (1,000t)
Related to environmental impacts and wastes    
Emissions to air CO2 25.00 (kg-CO2/kl) 1,261 (1,000t-CO2)
  SOx 9.7 (g/kl) 489 (t)
  NOx 9.4 (g/kl) 477 (t)
  Benzene 0.03 (g/kl) 1.70 (t)
Discharge to water COD 1.10 (g/kl) 55.5 (t)
Industrial waste Generated 175 (g/kl) 8,848 (t)
  Recycled 36 (g/kl) 1,837 (t)
  Landfill 1 (g/kl) 43 (t)
(2) Benefits related to upstream and downstream costs    
Benefits of reducing environmental impact in products    
Reducing sulfur content of products (sulfur content : mass%) (potential SOx : t)
  High octane gasoline 0.0003 1
  Regular gasoline 0.0003 7
  Naphtha 0.0281 202
  Jet fuel oil 0.0004 1
  Kerosene 0.0005 8
  Diesel fuel oil 0.0007 14
  Heavy fuel oil A 0.3574 8,631
  Heavy fuel oil C 2.2840 46,375
  LPG 0.0010 3
  Total 0.4632 55,241
Reducing benzene in gasoline 0.5268 (volume%) 7,810 (t)
Reduction of CO2 emissions from product use 2.5503 (t-CO2/kl) 19,219 (1,000t-CO2)
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