Table
Emissions to air of heavy metals, by industry. kg | 2015 |
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| Lead | Cadmium | Mercury | Arsenic | Chromium | Copper |
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| All industries and households | 7 551 | 501 | 356 | 1 733 | 3 347 | 28 271 |
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| | | | | | | |
| Emissions from international air and ocean transport | 306 | 33 | 113 | 176 | 254 | 171 |
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| International air transport - Norwegian airlines | 67 | 10 | 29 | 48 | 48 | 48 |
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| International ocean transport - Norwegian operated ships | 239 | 24 | 85 | 128 | 206 | 123 |
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| | | | | | | |
| Other industries and households | 7 245 | 468 | 243 | 1 557 | 3 093 | 28 100 |
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| Agriculture and forestry | 19 | 44 | 7 | 9 | 12 | 219 |
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| Fiske og fangst | 33 | 3 | 16 | 17 | 13 | 22 |
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| Aquaculture | 1 | 0 | 0 | 0 | 0 | 5 |
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| Mining and quarrying | 7 | 1 | 0 | 3 | 4 | 111 |
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| Oil and gas extraction | 37 | 13 | 23 | 39 | 129 | 106 |
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| Service activities incidental to oil and gas | 5 | 0 | 2 | 2 | 2 | 2 |
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| Food products, beverages and tobacco products | 6 | 1 | 2 | 4 | 5 | 30 |
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| Textiles, wearing apparel, leather | 0 | 0 | 0 | 0 | 0 | 1 |
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| Wood and wood products, except furniture, paper and paper products | 152 | 40 | 13 | 66 | 342 | 371 |
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| Printing and reproduction of recorded media | 0 | 0 | 0 | 0 | 0 | 0 |
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| Refined petroleum products, chemicals and chemical products, pharmaceutical products | 499 | 44 | 14 | 157 | 894 | 1 015 |
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| Rubber and plastic products, non-metallic mineral products | 489 | 12 | 24 | 471 | 545 | 500 |
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| Basic metals | 1 485 | 72 | 30 | 281 | 330 | 2 604 |
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| Fabricated metal products, machinery and equipment | 1 | 0 | 0 | 1 | 1 | 11 |
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| Building of ships and boats and other transport equipment | 1 | 0 | 0 | 0 | 2 | 6 |
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| Furniture and other manufacturing | 0 | 0 | 0 | 1 | 1 | 2 |
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| Repair and installation of machinery and equipment | 0 | 0 | 0 | 0 | 0 | 7 |
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| Electricity, gas, steam and air conditioning supply | 51 | 43 | 15 | 82 | 83 | 178 |
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| Water supply, sewerage and waste management | 125 | 7 | 4 | 10 | 266 | 232 |
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| Construction | 24 | 4 | 2 | 14 | 14 | 376 |
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| Wholesale and retail trade, repair of mot.veh. | 11 | 5 | 3 | 7 | 6 | 151 |
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| Accommodation and food service activities | 1 | 0 | 1 | 1 | 1 | 13 |
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| Post and telecommunications | 0 | 0 | 0 | 0 | 0 | 7 |
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| Information and communication, except telecommuncations | 0 | 0 | 0 | 0 | 0 | 13 |
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| Financial and insurance activities | 0 | 0 | 0 | 0 | 0 | 1 |
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| Real estate activities | 1 | 0 | 0 | 0 | 0 | 10 |
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| Other service activities | 5 | 1 | 2 | 3 | 3 | 67 |
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| Transport via pipelines | . | . | . | . | . | . |
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| Other transport | 2 317 | 37 | 33 | 134 | 133 | 4 320 |
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| Education | 2 | 2 | 2 | 4 | 3 | 10 |
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| Human health and social work activities | 2 | 1 | 2 | 2 | 2 | 5 |
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| Public administration and defence | 8 | 4 | 5 | 8 | 8 | 24 |
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| Households | 1 962 | 131 | 39 | 240 | 289 | 17 683 |
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