Honda Engineering Co., Ltd.

Address	6-1 Hagadai, Haga Machi, Haga Gun, Tochigi Prefecture
Established	1990
Main products	General machinery and equipment (development, design, and manufacture of machine tools, dies, and functional parts.)
Water discharge point	Nomoto River via Haga Industrial Park Treatment Center (domestic and industrial water)
ISO 14001 acquired	July 1997

Water Quality

Item	Unit	Regulation Standards (Incl. Agreed Standards)	Voluntary Regulation Standards	Measurement Results
				Maximum (minimum)	Average
Hydrogen ion concentration	pH	5.6–8.6	5.6–8.6	7.7 (7.2)	7.4
Biochemical oxygen demand (BOD)	mg/L	25	12.5	8.1(Less than 0.5)	3.2
Chemical oxygen demand (COD)	mg/L	25	12.5	9.1 (3)	5.9
Suspended solids (SS)	mg/L	50	25	Less than 6.8 (Less than 1)	2.6
Phenols	mg/L	Less than 5	Less than 5	Less than 0.05	Less than 0.05
Copper and its compounds	mg/L	Less than 3	Less than 3	Less than 0.05	Less than 0.05
Zinc and its compounds	mg/L	Less than 5	Less than 5	0.31 (0.12)	0.21
Soluble iron and its compounds	mg/L	Less than 10	Less than 10	Less than 0.05	Less than 0.05
Soluble manganese and its compounds	mg/L	Less than 10	Less than 10	Less than 0.01	Less than 0.01
Total chromium	mg/L	Less than 2	Less than 2	Less than 0.02	Less than 0.02
Fluorine content	mg/L	Less than 15	Less than 15	0.2	0.2
Colon bacillus colony count	No./cm3	3,000	1,500	170 (0)	14
Nitrogen content	mg/L	20	10	8.6 (6.7)	6.1
Phosphorous content	mg/L	2	1	1.8 (0.3)	0.7
Cadmium and its compounds	mg/L	Less than 0.1	Less than 0.1	Less than 0.005	Less than 0.005
Cyanides	mg/L	Less than 1	Less than 1	Less than 0.05	Less than 0.05
Lead and its compounds	mg/L	Less than 0.1	Less than 0.1	Less than 0.01	Less than 0.01
Chromium (VI) compounds	mg/L	Less than 0.5	Less than 0.5	Less than 0.02	Less than 0.02

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	Less than 7.6 (Less than 5.0)	Less than 6.3
Hydrogen chloride	mg/Nm3	40	20	5.2 (2.9)	4.1
Sulphur oxides	Nm3/h	1.77	0.885	Less than 0.011	Less than 0.011

PRTR Listed Substances

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
Ethylene glycol	2,970	152	0	0	340	0	0	2,478
Nickel compounds	740	0	0	0	140	600	0	0
Molybdenum and its compounds	1,774	610	0	0	958	0	0	206
Total	5,484	762	0	0	1,438	600	0	2,684

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