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Learn the grades

Focus on litter and refuse. The A–D grades below follow the Defra Code of Practice ↗, which Brent’s Veolia contract adopts.

ANo litter or refuse
BPredominantly free apart from some small items
CWidespread litter or refuse with minor accumulations
DHeavily affected with significant accumulations

Try four local photos

Choose a grade to see a suggested answer. One photo shows only part of a street at one moment.

Mostly clear pavement with a dog in the foreground
Photo 1 · Clear pavement
Mostly clear pavement around a litter bin
Photo 2 · Near a bin
Tree pit with multiple pieces of packaging and cigarette ends
Photo 3 · Tree pit
Food packaging and litter scattered along a pavement
Photo 4 · Pavement
Leaves and a few small pieces of litter collected at a kerb

What about unswept leaves?
Fresh leaves are not litter. Rotted, broken-down leaves become detritus, which has a separate A–D scale. Leaf build-up can still be a street-cleaning concern, particularly around drains.

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