ITT Leonardo da Vinci di Viterbo - Autumn 2023

28 November 2023

Tevere

Guardea (Tr) - Oasi Alviano

Location coordinates: 42.628598 12.250018

Group A

Average waste per m² in all riverside zones

0.53

Foreshore (Average waste per m²)

0.19

Backshore (Average waste per m²)

0.66

Riverbank crown (Average waste per m²)

0.75

Group B

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

186

Weight of all waste including plastic in kg

13.55

Group C

Flow velocity of the river (meters per second)

0.06

River width in m

100

Total number of floating waste

0

Larger Microplastics per 1,000 liters of river water

-

Larger Microplastics per m² of the riverbank

-