Annual Report 2010-2011 National Environment Protection Council
Tabled paper 1729
Tabled Papers for 11th Assembly 2008 - 2012; Tabled Papers; ParliamentNT
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National Environmental Protection Council annual report 2 0 1 0 2 0 1 1 127 W A A M B IE N T A IR Q U A L IT Y SO2 Sulfur dioxide (NEPM standard: 1 hour = 0.20ppm, 1 day = 0.08ppm, 1 year = 0.02ppm) Station 1 hour 1 day 1 year Number of exceedences NEPM goal compliance Number of exceedences NEPM goal compliance Annual average (ppm) NEPM goal compliance Perth South Metro 0 met 0 met 0.001 met South Coast 0 met 0 met 0.001 met South East Metro 0 met 0 met 0.001 met Pb Lead(NEPM standard 1 year = 0.50g/m3) From 1995, lead levels at Queens Building in the Perth central business district have been below 60% of the 0.50g/m3 annual NEPM standard. In 2001, the average lead level in Perth was 0.022g/m3, less than 5% of the NEPM standard. Due to these low levels, a performance monitoring station for lead was decommissioned in 2001. PM10 Particles as PM10 (NEPM standard 1 day = 50g/m3) Station Number of exceedences NEPM goal compliance Perth North East Metro 1 met North Metro 0 met South East Metro 4 met Southwest Albany 1 met Bunbury 2 met Collie 16 not met Southwest Geraldton 4 met