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Data.

This dataset was collected by Citizen Scientists at an official 'Survey Area' as part of the Litter Intelligence long-term litter monitoring programme. The data are freely and openly accessible to anyone. Download the raw data, share this survey, and learn more about the data collection methodology through the links at the bottom of the page.

Litter Survey

stormwater-icon Stormwater.

Onerahi Community Centre Car Park, Whangārei

4 December 2025

Northland Regional Council

Richard Griffiths

Overview

B

1

0.1

0.5

Car park

Items per catchpit

100

Products

100

46

Type Count Weight (g)
Plastic 58 10
Resin pellets A N/A
Cigarettes, butts & filters 32 6
Food wrappers 4 1
Unidentifiable hard plastic fragments 2 1
Unidentifiable soft plastic fragments 16 1
Toys, sport, & recreation (Plastic) 4 1
Glass & Ceramic 24 30
Construction material 23 29
Glass or ceramic fragments 1 1
Metal 8 2
Foil wrappers 7 1
Other Metal 1 1
Rubber 4 2
Rubber bands 1 1
Toys, Sports & Recreation (Rubber) 3 1
Other 3 0
Sanitary items 3 N/A
Wood 2 1
Wooden utensils 2 1
Paper & Cardboard 1 1
Unidentifiable paper and cardboard fragments 1 1

Materials

  • Would you like to analyse the data yourself?
  • Or share if you think this data would be interesting to others.
  • If you would like to learn how this data was collected. Our Methodology

Previous survey in this area

Onerahi Community Centre Car Park, Whangārei Northland Regional Council
13 Jun, 2025
Items per catchpit
31
84%

Next survey in this area

Onerahi Community Centre Car Park, Whangārei Northland Regional Council
25 Feb, 2026
Items per catchpit
59
80%