8G - António Gedeão - Odivelas

GRUPO B-RECOLHA TOTAL.jpg

15 December 2023

Afluente da Ribeira de Odivelas / Rio da Costa

Odivelas, Colinas do Cruzeiro, ribeiro que passa paralelo à Rua Pulido Valente, traseiras do laboratório Germano de Sousa

Location coordinates: 38.79076 -9.18989

Group A

Average waste per m² in all riverside zones

-

Foreshore (Average waste per m²)

1.09

Backshore (Average waste per m²)

1.09

Riverbank crown (Average waste per m²)

1.97

Group B

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

82

Weight of all waste including plastic in kg

-

Group C

Flow velocity of the river (meters per second)

0.07

River width in m

1

Total number of floating waste

-

Larger Microplastics per 1,000 liters of river water

-

Larger Microplastics per m² of the riverbank

-