NZWWA

AcronymDefinition
NZWWANew Zealand Water and Wastes Association
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References in periodicals archive ?
NZWWA (2003) 'Guidelines for the safe application of biosolids to land in New Zealand.' (New Zealand Water and Wastes Association: Wellington, NZ)
(C) Maximum allowable concentration in biosolids or in soil (0-0.2m depth) (NZWWA 2003).
1999) and normally do not limit the beneficial use of solid residuals (NZWWA 2002).
In 'Conference Papers CD-ROM of the 2002 NZWWA Annual Conference and Expo'.
NZWWA (2002) 'Guidelines for the safe application of biosolids to land in New Zealand.' Vol.
In 'Conference Papers of the 2001 NZWWA Annual Conference and Expo'.
There are also new draft guidelines in New Zealand, prepared for the New Zealand Water and Wastes Association (NZWWA 1999).
Guidelines for metal concentrations in biosolids and for controlling metal concentrations in soils for reuse of biosolids in New Zealand (NZ DoH 1992) and acceptance limits for biosolids suggested by the New Zealand Water and Wastes Association (NZWWA 1999)
NZWWA grades are PU = public use grade, A = agricultural grade, and NA = non-agricultural grade