Registration Dossier

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Additional information

The overview of environmental data given here is based on the draft version of the European Union Risk Assessment Report available for chloroform. It was considered to represent the available studies in an appropriate manner.

Environmental compartment

Region (Time period)

Median/mean concentration

Ambient air: Remote areas

open sea (before 1989)

60 to 110 ug/m3

UK (1972)

1.7 ug/m3

Northern Atlantic (1982-1985)

100 to 250 ug/m3

North-Eastern (before 1987)

59 to 110 ug/m3

Norway coasts (1982)

80 ug/m3

Norway coasts (1983)

132 ug/m3

Spitzbergen (before 1990)

98 ug/m3

Ambient air: Rural areas

Brittany (1985)

0.105 ug/m3

Netherlands (1991)

0.08 to 0.12 ug/m3

UK (before 1975)

0.004 to 0.59 ug/m3

Ireland (1974)

0.13 ug/m3

Germany (1982-1996)

0.07 to 0.6 ug/m3

Norway (before 1990)

0.073 ug/m3

Finland (1987)

0.063 ug/m3

Ambient air: Urban areas

Belgium (1974-1975)

2.39 to 14.6 ug/m3

Netherland (1991)

0.13 to 0.16 ug/m3

UK (before 1991)

0.2 to 9.5 ug/m3

Germany (1986-1996)

0.16 to 1.14 ug/m3

Italy (1987-1988)

0.14 to 0.83 ug/m3

France (2000)

0.9 ug/m3

Precipitation

Germany (1989)

0.04 to 0.1 ug/L

Germany (1987-1988)

0.01 to 0.52 ug/L

Germany (1988)

0.79 ug/L

Surface water: Rivers

Belgium (1992)

0.2 ug/L

Netherlands (1990-1992)

0.1 to 09 ug/L

UK (1993-1996)

0.05 to 6.1 ug/L (maximum 0.3 to 240 ug/L)

Germany (1983-1994)

0.1 to 2.6 ug/L

Germany (1984-1989)

0.1 to 15 ug/L

Germany (1981-1990)

0.17 to 1.54 ug/L

Germany (1989)

ca. 1 ug/L

Germany (1983-1991)

0.01 to 1.6 ug/L

Surface water: Lakes

Lake Constance (1983-1990)

0.01 to 0.1 ug/L

Estuarine water

Netherlands/Belgium (1993)

0.15 ug/L

Netherlands (1992)

0.005 to 0.09 ug/L

Netherlands (1993)

0.06 to 0.15 ug/L

UK (1987-1995)

0.025 to 11.5 ug/L

Mersey, (1987-1990)

2.7 to 70 ug/L

Germany (1976)

0.7 to 1.4 ug/L

Germany (1981-1982)

0.04 ug/L

Germany (1993)

0.01 to 0.09 ug/L

Germany (1993)

0.02 to 0.2 ug/L

Coastal water

UK (before 1975)

1 ug/L

Baltic Sea (1983)

0.06 to 0.17 ug/L

North Sea (1983)

0.56 to 3.8 ug/L

Sweden (1988)

0.005 to 0.015 ug/L

Sea water

Northern hemisphere (before 1983)

0.33 to 1.09 ug/L

North-Eastern (1972)

0.008 ug/L

Madeira-Gibraltar (1985)

0.0016 ug/L

Sediment

UK (before 1991)

23 ug/L

Germany (1981)

1.9 to 2.3 ug/L

Germany (1983-1985)

18.1 ug/L

Germany (1983-1985)

3.9 ug/L

Germany (1982-1983)

approximately 18 ug/L

Germany (1987-1988)

approximate 90 ug/L

Germany (1987-1988)

approximately 190 ug/L

Lake (1984-1990)

50 to 680 ug/L

Soil

Netherlands (before 1989)

5 to 13 mg/kg dw

Germany 1983-1985)

0.0044 mg/kg dw

Soil-air

Southern German Forests (1987)

0.4 to 77.4 ug/m3

Soil percolation water

Germany (1989)

0.02 to 0.54 ug/L

Groundwater

UK (before 1984-1993)

0.1 to 20.8 ug/L

Germany (1978-1989)

0.1 to 2.5 ug/L

Spain (before 1992)

9 to 48 ug/L

Mussels, snails

UK (around 1975)

3 to 1040 ug/kg wet weight

Shellfish

UK (around 1975)

ND to 180 ug/kg wet weight

Fish

UK (around 1975)

2 to 851 ug/kg wet weight

Seal

UK (around 1975)

7.6 to 22 ug/kg wet weight

Marine birds eggs

UK (around 1975)

0.7 to 65 ug/kg wet weight

Marine birds liver

UK (around 1975)

7.4 to 17.3 ug/kg wet weight

Water birds eggs

UK (around 1975)

10 to 29 ug/kg wet weight

Water birds muscle

UK (around 1975)

8.2 ug/kg wet weight

Human breast milk

USA (late 1970s)

0.1 to 65 ug/L