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22 May 2024
Alfusqueiro
Porto Várzea - Campia
Location coordinates: 40.683386 -8.2197071

Group A

Average waste per m² in all riverside zones
0,40
Foreshore (Average waste per m²)
0.42
Backshore (Average waste per m²)
0.47
Riverbank crown (Average waste per m²)
0.28

Group B

Total number of waste items found (including single-use plastic)
153
Weight of all waste including plastic in kg
1.60

Group C

Flow velocity of the river (meters per second)
0.67
River width in m
16
Total number of floating waste
0
Larger Microplastics per 1,000 liters of river water
-
Larger Microplastics per m² of the riverbank
-
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