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Figure 7.3:

Highest 24-hour concentrations and extent of exceedences of PM10 particulates in monitored airsheds, 2005

Return to the point in the document where this figure is located.

Notes:

(1) µg/m3 = micrograms per cubic metre.

(2) No data was available for Reefton for 2005.

(3) The data for Richmond was extrapolated to account for one-day-in-three monitoring.

Source: Ministry for the Environment.

Text description of figure

Site

No. of exceedences

Highest 24hr (µg/m3)

Alexandra

42

103 µg/m3

Ashburton

18

89 µg/m3

Auckland

4

86 µg/m3

Blenheim

3

58 µg/m3

Christchurch

39

154 µg/m3

Dunedin

1

52 µg/m3

Hamilton

0

37 µg/m3

Hastings

18

145 µg/m3

Invercargill

5

198 µg/m3

Kaiapoi

17

152 µg/m3

Kaitaia

0

41 µg/m3

Lower Hutt

0

41 µg/m3

Matamata

0

36 µg/m3

Mosgiel

11

98 µg/m3

Napier

4

67 µg/m3

Nelson South

51

96 µg/m3

Rangiora

10

99 µg/m3

Richmond

34

84 µg/m3

Rotorua

2

54 µg/m3

Tahunanui

18

81 µg/m3

Taupo

1

45 µg/m3

Te Kūiti 

2

54 µg/m3

Timaru

47

109 µg/m3

Tokoroa

33

89 µg/m3

Upper Hutt

0

23 µg/m3

Wainuiomata

0

28 µg/m3

Wairarapa

1

61 µg/m3

Wellington

0

30 µg/m3

Whangarei

0

47 µg/m3