9 November 2023

Daugava

Daugmale, Senču svētkalns

Location coordinates: 56.83143 24.40199

Group A

Average waste per m² in all riverside zones

Foreshore (Average waste per m²)

4.7

Backshore (Average waste per m²)

0.8

Riverbank crown (Average waste per m²)

Group B

Total number of waste items found (including single-use plastic)

Weight of all waste including plastic in kg

0.224

Group C

Flow velocity of the river (meters per second)

0.1

River width in m

883

Total number of floating waste

Larger Microplastics per 1,000 liters of river water

Larger Microplastics per m² of the riverbank

Daugmales pamatskola, 8.klase

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