Table 2.

Description of pollution released by industrial plants in Spain (2001), by pollutant group.

AIR POLLUTION
	TOTAL SPAIN	REGION WITH HIGHEST VALUE
	Emission (Mt/year)	Region	Emission (Mt/year)	%
Group 1: Environmental themes	157,585,773	Asturias	24,103,456	(15%)
Group 2: Metals and compounds	1,048	Basque Country	496	(47%)
Group 3: Chlorinated organic substances	240	Basque Country	77	(32%)
Group 4: Other organic compounds	218	Andalusia	109	(50%)
Group 5: Other compounds	47,887	Castile & Leon	11,560	(24%)
WATER POLLUTION (DIRECT)
	TOTAL SPAIN	REGION WITH HIGHEST VALUE
	Emission (Mt/year)	Region	Emission (Mt/year)	%
Group 1: Environmental themes	5,790	Andalusia	1,925	(33%)
Group 2: Metals and compounds	167	Cantabria	99	(59%)
Group 3: Chlorinated organic substances	320	Andalusia	101	(31%)
Group 4: Other organic compounds	31,470	Cantabria	11,930	(37%)
Group 5: Other compounds	7,696,422	Basque Country	6,517,962	(85%)
WATER POLLUTION (INDIRECT)
	TOTAL SPAIN	REGION WITH HIGHEST VALUE
	Emission (Mt/year)	Region	Emission (Mt/year)	%
Group 1: Environmental themes	8,458	Andalusia	7,257	(86%)
Group 2: Metals and compounds	38	Basque Country	20	(53%)
Group 3: Chlorinated organic substances	87	Basque Country	72	(82%)
Group 4: Other organic compounds	53,348	Andalusia	37,558	(70%)
Group 5: Other compounds	366,784	Andalusia	312,204	(85%)