Download full text in PDF format. - Mazda

Environmental data
PRTR (Pollution Release and Transfer Register) for fiscal 2004
[Hiroshima plant]
Substance
No.
Substance group
Amount
Volume emitted
handled Air Water Soil
(indicates Class 1 Designated Chemical Substance of which 500 kg/year or more are handled)
(Other indications are of Class 1 Designated Chemical Substances of which 1000 kg/year or more are handled)
Total
(Units: kg/year, except for dioxin which is mg - TEQ/year)
Amount Amount Amount transferred
consumed
Recycled
disposed Waste product
1
Water-soluble zinc compounds
11,597
0
124
0
124
8,946
0
2,527
0
29
4,4'-isopropylidenediphenol
4,984
0
0
0
0
0
4,984
0
0
30
Polymer of 4,4'-isopropylidenediphenol and 1-chloro-2,3-epoxypropane
2,884
0
0
0
0
2,884
0
0
0
40
Ethyl benzene
182,926
100,236
0
0
100,236
33,107
49,583
0
0
43
Ethylene glycol
865,805
5
0
0
5
865,800
0
0
0
63
Xylene
931,136
412,697
0
0
412,697
150,432
242,122
0
125,885
68
Chromium and trivalent chromium compounds
87,919
0
0
0
0
83,920
0
3,978
21
69
Hexavalent chromium compounds
9,724
0
0
0
0
5,746
3,978
0
0
179
Dioxins
430.76
425.27
0.43
0
425.70
0
0
5.06
0
198
1,3,5,7-tetraazetoricyclo [3.3.1.1 3.7 ] decane
142,045
0
0
0
0
0
142,045
0
0
224
1,3,5-trimethylbenzene
36,436
12,769
0
0
12,769
6,259
17,408
0
0
227
Toluene
935,903
220,410
0
0
220,410
270,780
424,706
0
20,007
231
Nickel
26,379
0
0
0
0
26,369
0
0
10
232
Nickel compounds
2,612
0
316
0
316
898
0
1,398
0
253
Hydrazine
1,298
0
0
0
0
0
1,298
0
0
266
Phenol
771,223
19
22
0
41
0
771,182
0
0
272
Bis(2-ethylhexyl) phthalate
4,403
0
0
0
0
4,271
132
0
0
283
Hydrogen fluoride and its water - soluble salts
2,540
0
406
0
406
0
0
2,134
0
299
Benzene
27,924
100
0
0
100
13,607
14,217
0
0
310
Formaldehyde
290,155
2,021
0
0
2,021
0
288,134
0
0
311
Manganese and its compounds
404,350
0
229
0
229
402,742
0
1,301
78
346
Molybdenum and its compounds
5,321
0
0
0
0
3,237
0
114
1,970
Total
4,747,564
748,256
1,097
0
749,354
1,878,998
1,959,789
11,452
147,971
Environmental data for fiscal 2004
[Miyoshi Office]
NOx
Ash
SOx
40
63
224
227
299
Atmospheric pollutants Units Regulation
ppm
ppm
g/m 3 N
g/m 3 N
250
950
0.30
0.10
17.5
170
620
0.087
0.059
6.7
PRTR (Pollution Release and Transfer Register) for fiscal 2004
[Miyoshi Office]
Substance
No.
Boilers
Diesel engines
Boilers
Diesel engines
K regulation
Ethyl benzene
Xylene
1,3,5-trimethylbenzene
Toluene
Benzene
Total
Substance group
Actual
(max.)
Water pollutants Units Regulation
pH
BOD
mg/R
SS
mg/R
Oil
mg/R
Fluorine
mg/R
Zinc
mg/R
Soluble iron mg/R
Soluble manganese mg/R
Total nitrogen mg/R
Total phosphorus mg/R
Coliform groups colonies/cm 3
Boric acid
mg/R
Ammonia, ammonium,
nitrous acid and nitrous mg/R
acid compounds
Amount
Volume emitted
handled Air Water Soil
9,154
43,644
3,650
92,066
3,298
151,812
32
151
11
247
12
453
0
0
0
0
0
0
0
0
0
0
0
0
32
151
11
247
12
453
5.88.6
70
70
5
8
5
10
10
60
8
3000
10
100
0
0
0
0
0
0
7.7
3.4
4.4
0.7
0.2
0.07
0.1
0.2
1.4
0.06
152
0.04
0.9
9,122
43,493
3,639
91,819
3,286
151,359
7.2
0.6
1.3
ND
0.2
0.07
0.1
ND
1.4
0.06
0
0.04
0.9
0
0
0
0
0
0
7.5
1.8
2.9
0.5
0.2
0.07
0.1
0.2
1.4
0.06
43
0.04
The following regulated substances were not detected: cadmium, cyanogen, organic phosphorus, lead, hexavalent
chromium, arsenic, mercury, alkyl mercury, PCB, trichloroethylene, tetrachloroethylene, dichloromethane, carbon
tetrachloride, 1.2-dichloroethane, 1.1-dichloroethylene, cis 1.2-dichloroethylene, 1.1.1-trichloroethane, 1.1.2-
trichloroethane, 1.3-dichloropropene, thiuram, simazine, thiobencarb, benzene, selenium, copper, phenol and
chromium.
(indicates Class 1 Designated Chemical Substance of which 500 kg/year or more are handled)
(Other indications are of Class 1 Designated Chemical Substances of which 1000 kg/year or more are handled)
Total
Amount
consumed
Wastewater drainage to Basen River
Actual
Max. Min. Avg.
Amount
disposed
Amount transferred
Waste product
0.9
(Units: kg/year)
Recycled
0
0
0
0
0
0
Social & Environmental Report 2005