5 October 2022

Haller

Springe

Location coordinates: 52.205309 9.559265

Group A

Average waste per m² in all riverside zones

1.92

Foreshore (Average waste per m²)

1.51

Backshore (Average waste per m²)

1.04

Riverbank crown (Average waste per m²)

3.21

Group B

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

544

Weight of all waste including plastic in kg

6.955

Group C

Flow velocity of the river (meters per second)

0.05

River width in m

1.8

Total number of floating waste

Larger Microplastics per 1,000 liters of river water

Larger Microplastics per m² of the riverbank

Team OHG

MIS NIETS VAN DE PLASTIC PIRATES ACTIES!