J2 APPROXIMATE PERCENTAGE DISTRIBUTION OF POLLUTANT LOADS

YEAR: 1985

 Source                COD [t day-1]    ratio [%]
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Non-point sources           23.81         75.0
(agricultural, natural and dispersed settlements)
Point sources
- Public sewage              0.16          0.5
- Industrial                 1.56          4.9
- Animal husbandry           3.81         12.0
- Fish culture               2.40          7.6
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Total                       31.74        100