Honda R&D Co., Ltd.
Motorcycle R&D Center / Power Products R&D Center
| Address |
3-15-1 Senzui, Asaka City, Saitama Prefecture |
| Established |
1973 |
| Major Responsibilities |
Research and development of motorcycles and power products |
| Water discharge point |
Arakawa River Right Bank District Shingashi River Sewage Treatment Center |
Water Quality
| Item |
Unit |
Regulations
(incl. agreed standards) |
Voluntary standards |
Measurement results |
| Maximum (minimum) |
Average |
| Hydrogen ion concentration |
pH |
5.0–9.0 |
5.0–9.0 |
8.9 (7.2) |
8.7 |
| Biochemical oxygen demand (BOD) |
mg/L |
600 |
300 |
440 (17) |
147 |
| Chemical oxygen demand (COD) |
mg/L |
Excluded because release is to sewage system |
| Suspended solids (SS) |
mg/L |
600 |
300 |
450 (32) |
169 |
| Oil content |
mg/L |
30 |
15 |
26 (1) |
7 |
| Phenols |
mg/L |
5 |
2.5 |
0.46 (0.1) |
0.26 |
| Copper and its compounds |
mg/L |
3 |
1.5 |
0.03 (0.01) |
0.025 |
| Zinc and its compounds |
mg/L |
5 |
2.5 |
0.26 (0.06) |
0.15 |
| Soluble iron and its compounds |
mg/L |
10 |
5 |
0.29 (0.08) |
0.18 |
| Soluble manganese and its compounds |
mg/L |
10 |
5 |
0.04 (Figures not available) |
0.016 |
| Total chromium |
mg/L |
2 |
1 |
Figures not available |
Figures not available |
| Fluorine content |
mg/L |
8 |
4 |
0.16 (Figures not available) |
Figures not available |
| Colon bacillus colony count |
Parts/cm3 |
Excluded because release is to sewage system |
| Nitrogen |
mg/L |
240 |
120 |
228 (6) |
80.1 |
| Phosphorous |
mg/L |
32 |
16 |
16.9 (0.8) |
6 |
| Cadmium and its compounds |
mg/L |
0.1 |
0.05 |
Figures not available |
Figures not available |
| Cyanides |
mg/L |
1 |
0.5 |
Figures not available |
Figures not available |
| Organic phosphorus compounds |
mg/L |
1 |
0.5 |
Figures not available |
Figures not available |
| Lead and its compounds |
mg/L |
0.1 |
0.05 |
< 0.05 |
< 0.05 |
| Hexavalent chromium compounds |
mg/L |
0.5 |
0.25 |
Figures not available |
Figures not available |
| Arsenic and its compounds |
mg/L |
0.1 |
0.05 |
Figures not available |
Figures not available |
| Mercury and its compounds |
mg/L |
0.005 |
0.0025 |
Figures not available |
Figures not available |
| Alkyl mercury compounds |
mg/L |
Figures not generated |
Figures not available |
Figures not available |
Figures not available |
| PCB |
mg/L |
0.003 |
0.0015 |
Figures not available |
Figures not available |
| Trichlorethylene |
mg/L |
0.3 |
0.15 |
Figures not available |
Figures not available |
| Tetrachloroethylene |
mg/L |
0.1 |
0.05 |
Figures not available |
Figures not available |
| Dichloromethane |
mg/L |
0.2 |
0.1 |
Figures not available |
Figures not available |
| Carbon tetrachloride |
mg/L |
0.02 |
0.01 |
Figures not available |
Figures not available |
| 1, 2 Dichloromethane |
mg/L |
0.04 |
0.02 |
Figures not available |
Figures not available |
| 1, 1 Dichloromethane |
mg/L |
0.2 |
0.1 |
Figures not available |
Figures not available |
| cis-1, 2 Dichloromethane |
mg/L |
0.4 |
0.2 |
Figures not available |
Figures not available |
| 1, 1, 1 Trichloroethane |
mg/L |
3 |
1.5 |
Figures not available |
Figures not available |
| 1, 1, 2 Trichloroethane |
mg/L |
0.06 |
0.03 |
Figures not available |
Figures not available |
| 1, 3 Dichloropropene |
mg/L |
0.02 |
0.01 |
Figures not available |
Figures not available |
| Thiram |
mg/L |
0.06 |
0.03 |
Figures not available |
Figures not available |
| Simazine |
mg/L |
0.03 |
0.015 |
Figures not available |
Figures not available |
| Thiobencarb |
mg/L |
0.2 |
0.1 |
Figures not available |
Figures not available |
| Benzene |
mg/L |
0.1 |
0.05 |
Figures not available |
Figures not available |
| Selenium and its compounds |
mg/L |
0.1 |
0.05 |
Figures not available |
Figures not available |
| Boron |
mg/L |
10 |
7 |
Figures not available |
Figures not available |
| Iodine consumption |
mg/L |
220 |
154 |
69.4 (3.7) |
30.6 |
| Ammonia |
mg/L |
380 |
266 |
69.1 (0.4) |
46.8 |
Air Quality
| Item |
Unit |
Regulations
(incl. agreed standards) |
Voluntary standards |
Measurement results |
| Maximum (minimum) |
Average |
| Particulates |
g/Nm3 |
0.1 |
0.05 |
< 0.0056 (< 0.0047) |
< 0.0052 |
| Nitrogen oxides |
ppm |
150 |
75 |
52 (24) |
32 |
| Sulphur oxides |
K value |
9 |
4.5 |
< 0.0031 (< 0.0007) |
0.0024 |
(Unit: kg)PRTR Listed Substances
| Substance |
Volume handled |
Volume discharged |
Volume transferred |
Recycling |
Volume disposed |
Volume consumed
(transferred to products) |
| Atmosphere |
Release into public water system |
Sewage |
Waste disposal sites outside company |
| Ethyl benzene |
12,491 |
65 |
0 |
0 |
246 |
0 |
12,180 |
0 |
| Xylene |
60,191 |
128 |
0 |
0 |
1,231 |
0 |
58,832 |
0 |
| Toluene |
112,471 |
369 |
0 |
0 |
4,570 |
0 |
107,532 |
0 |
| Benzene |
3,990 |
1 |
0 |
0 |
82 |
0 |
3,907 |
0 |
| Total |
189,143 |
563 |
0 |
0 |
6,129 |
0 |
182,451 |
0 |
Noise
| Time |
Unit |
Voluntary standards |
Measurement results |
| Daytime |
dB |
65 |
58 |
| Early evening |
dB |
60 |
53 |
| Nighttime |
dB |
50 |
49 |
Vibration
| Time |
Unit |
Regulations |
Measurement results |
| Daytime |
dB |
65 |
30–39 |
| Nighttime |
dB |
60 |
< 30 |
Odor
In accordance with a change to the Saitama prefecture odor regulation ordinance on October 1, 2006, Asaka City has been reclassified as a region of Odor Indices regulation from the one of Material Concentration regulation. Therefore the applicable regulation is now Odor Index 15. The following data are measurement results provided as a reference.
Odor Indices
| Odor control area |
Unit |
Standards |
Measurement results |
| A area |
None |
15 |
< 10 |
Concentration
| Item |
Unit |
Legal standard |
Measurement results (reference) |
| Ammonia |
ppm |
1 |
< 0.1 |
| Methyl mercaptan |
ppm |
0.002 |
< 0.0004 |
| Hydrogen sulfide |
ppm |
0.02 |
< 0.001 |
| Methyl sulfide |
ppm |
0.01 |
< 0.001 |
| Methyl disulfide |
ppm |
0.009 |
< 0.001 |
| Trimethylamine |
ppm |
0.005 |
< 0.0005 |
| Acetaldehyde |
ppm |
0.05 |
< 0.001 |
| Propionaldehyde |
ppm |
0.05 |
< 0.001 |
| Styrene |
ppm |
1 |
< 0.01 |
| Propionic acid |
ppm |
0.03 |
< 0.005 |
| Normal butyrate |
ppm |
0.001 |
< 0.0005 |
| Isovaleric acid |
ppm |
0.001 |
< 0.0005 |
| Normal valerate |
ppm |
0.0009 |
< 0.0005 |
| Normal butylaldehyde |
ppm |
0.009 |
< 0.001 |
| Isobutyl aldehyde |
ppm |
0.03 |
< 0.001 |
| Normal valeraldehyde |
ppm |
0.009 |
< 0.001 |
| Isovaleraldehyde |
ppm |
0.003 |
< 0.001 |
| Isobutanol |
ppm |
0.9 |
< 0.1 |
| Ethyl acetate |
ppm |
3 |
< 0.1 |
| Methyl isobutyl ketone |
ppm |
1 |
< 0.1 |
| Toluene |
ppm |
10 |
< 0.1 |
| Xylene |
ppm |
1 |
< 0.1 |
