Quality Innovation Center Tochigi
Address |
52-1 Hagadai, Haga Machi, Haga Gun, Tochigi Prefecture |
Established |
April 2003 |
Major Responsibilities |
Responses to quality issues in the market |
Employment |
478 associates (as of March 31, 2006) |
Water discharge point |
Nomoto River via Haga Industrial Park Treatment Center |
Water Quality
| Item | Unit | Regulation Standards (Incl. Agreed Standards) | Voluntary Regulation Standards | Measurement Results | |
| Maximum (minimum) | Average | ||||
Hydrogen ion concentration |
pH | 5.8–8.6 | 5.8–8.6 | 7.7 (7.0) | 7.4 |
Biochemical oxygen demand (BOD) |
mg/L | 25 | 12.5 | 4.6 (Less than 0.5) | 1.3 |
Chemical oxygen demand (COD) |
mg/L | 25 | 12.5 | 8.3 (1.7) | 4.6 |
Suspended solids (SS) |
mg/L | 50 | 25 | 3.4 (Less than 0.5) | 1.3 |
Oil content |
mg/L | 5 | 2.5 | 0.9 (0) | 0.2 |
Phenols |
mg/L | 1 | 0.5 | Less than 0.05 | Less than 0.05 |
Copper and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Zinc and its compounds |
mg/L | 5 | 2.5 | 0.07(0.05) | 0.1 |
Soluble iron and its compounds |
mg/L | 3 | 1.5 | 0.12 (Less than 0.05) | Less than 0.05 |
Soluble manganese and its compounds |
mg/L | 3 | 1.5 | Less than 0.01 | Less than 0.01 |
Total chromium |
mg/L | 2 | 1 | Less than 0.02 | Less than 0.02 |
Fluorine content |
mg/L | 8 | 6.5 | Less than 0.02 | Less than 0.02 |
Colon bacillus colony count |
No./cm3 | 3,000 | 1,500 | 59 (0) | 8.5 |
Nitrogen content |
mg/L | 20 | 10 | 7.8(1.3) | 4.6 |
Phosphorous content |
mg/L | 2 | 1 | 0.09 (Less than 0.05) | Less than 0.1 |
Cadmium and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Cyanides |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Organic phosphorus compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Lead and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Chromium (VI) compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Arsenic and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Mercury and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Alkyl mercury and its compounds |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
PCB |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Trichloroethylene |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Tetrachloroethylene |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
Dichloromethane |
mg/L | 0.2 | 0.1 | Less than 0.002 | Less than 0.002 |
Tetrachloride carbon |
mg/L | 0.02 | 0.01 | Less than 0.001 | Less than 0.001 |
1,2-dichloroethane |
mg/L | 0.04 | 0.02 | Less than 0.0004 | Less than 0.0004 |
1,1-dichloroethylene |
mg/L | 0.2 | 0.1 | Less than 0.002 | Less than 0.002 |
Cis-1,2-dichloroethylene |
mg/L | 0.4 | 0.2 | Less than 0.004 | Less than 0.004 |
1,1,1-trichloroethane |
mg/L | Should not be detected | Undetected | Undetected | Undetected |
1,1,2-trichloroethane |
mg/L | 0.06 | 0.03 | Less than 0.0006 | Less than 0.0006 |
1,3-dichloropropane |
mg/L | 0.02 | 0.01 | Less than 0.002 | Less than 0.002 |
Thiram |
mg/L | 0.06 | 0.03 | Less than 0.001 | Less than 0.001 |
Simazine |
mg/L | 0.03 | 0.015 | Less than 0.001 | Less than 0.001 |
Thiobencarb |
mg/L | 0.2 | 0.1 | Less than 0.002 | Less than 0.002 |
Benzene |
mg/L | 0.1 | 0.05 | Less than 0.001 | Less than 0.001 |
Selenium and its compounds |
mg/L | 0.1 | 0.05 | Less than 0.01 | Less than 0.01 |
Air Quality
| Item | Unit | Regulation Standards (Incl. Agreed Standards) | Voluntary Regulation Standards | Measurement Results | |
| Maximum (minimum) | Average | ||||
Particulates |
g/Nm3 | 0.3 | 0.15 | Less than 0.005 | Less than 0.005 |
Nitrogen oxides |
ppm | 180 | 90 | 59.5 | 41.4 |
Sulphur oxides |
K value | 7 | 3.5 | Less than 0.01 | Less than 0.01 |
PRTR Listed Substances
(Unit: kg)
| Substance | Volume Handled | Volume Discharged | Volume Transferred | Recycling | Volume 100 Disposed | Volume Consumed (Transferred to Products) | ||
| Atmosphere | Public Waters | Sewage | Waste Disposal Sites Outside Company | |||||
Xylene |
4,463 | 900 | 0 | 0 | 0 | 0 | 1,609 | 1,954 |
Toluene |
7,612 | 1,879 | 0 | 0 | 0 | 0 | 2,427 | 3,306 |
Total |
12,075 | 2,779 | 0 | 0 | 0 | 0 | 4,036 | 5,260 |
Noise
| Time zone | Unit | Regulation Standards (Incl. Agreed Standards) | Voluntary Regulation Standards | Measurement Results (Maximum ) |
Morning and evening |
dB | 60 | 60 | 52 |
Afternoon |
dB | 65 | 65 | 55 |
Night |
dB | 50 | 50 | 49 |
Note: Regulation standard based on the pollution prevention ordinance of Tochigi Prefecture
Vibration
| Time zone | Unit | Regulation Standards (Incl. Agreed Standards) | Voluntary Regulation Standards | Measurement Results (Maximum ) |
Afternoon |
dB | 65 | 65 | 54 or less |
Night |
dB | 60 | 60 | 46 or less |
Note: Regulation standard based on the pollution prevention ordinance of Tochigi Prefecture
Odor
| Item | Unit | Regulation Standards | Voluntary Regulation Standards | Measurement Results (Maximum ) |
Methyl mercaptan |
ppm | 0.002 | 0.002 | Less than 0.001 |
Hydrogen sulfide |
ppm | 0.02 | 0.02 | Less than 0.002 |
Methyl sulfide |
ppm | 0.01 | 0.01 | Less than 0.001 |
Methyl disulfide |
ppm | 0.009 | 0.009 | Less than 0.001 |
Trimethylamine |
ppm | 0.005 | 0.005 | Less than 0.001 |
Ammonia |
ppm | 1 | 1 | Less than 0.1 |
Propionaldehyde |
ppm | 0.05 | 0.05 | Less than 0.005 |
Normal butylaldehyde |
ppm | 0.009 | 0.009 | Less than 0.003 |
Isobutyl aldehyde |
ppm | 0.02 | 0.02 | Less than 0.003 |
Normal valeraldehyde |
ppm | 0.009 | 0.009 | Less than 0.003 |
Isovaleraldehyde |
ppm | 0.003 | 0.003 | Less than 0.003 |
Isobutanol |
ppm | 0.9 | 0.9 | Less than 0.09 |
Ethyl acetate |
ppm | 3 | 3 | Less than 0.3 |
Toluene |
ppm | 10 | 10 | Less than 1 |
Xylene |
ppm | 1 | 1 | Less than 0.1 |
Methyl isobutyl ketone |
ppm | 1 | 1 | Less than 0.1 |
Styrene |
ppm | 0.4 | 0.4 | Less than 0.04 |
Acetaldehyde |
ppm | 0.05 | 0.05 | Less than 0.005 |
