Laboratory testing fees and charges

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Our fees and charges for the 2025-26 financial year are provided below.

All fees are stated as GST inclusive (unless otherwise stated).

We reserve the right to review any fees and charges at any time. Please check with us for any updates.

Chemical

Amount
Biochemical oxygen demand (BOD5) $54.00
Carbonaceous biochemical oxygen demand (CBOD5) $59.00
Iron $26.00
Manganese $26.00
Ammonia nitrogen $21.00
Nitrate + nitrite (total oxidised nitrogen) $26.00
Dissolved reactive phosphorous $26.00
Corrosive index (Langelier Saturation Index / LSI) $84.00
Routine water profile (sub-contracted) $199.00
Solids – total $29.00
Solids – suspended $29.00
Solids – total dissolved $29.00
Hardness – total $31.00
Hardness – calcium $31.00
Hardness – magnesium (calculation) No charge
Calcium $31.00
Total alkalinity (to pH 4.5) $31.00
Chloride $31.00
Free available chlorine $22.00
Total chlorine $22.00
Dissolved oxygen $17.00
Conductivity $17.00
Salinity $17.00
pH $17.00
Turbidity $17.00
Colour $17.00
Chemical oxygen demand (COD) $45.00

Microbiological

Amount
Enterococci $60.00
Faecal coliform (presumptive) $41.00
Escherichia coli and total coliform $46.00
Total plate count @ 35°C $43.00
Total plate count @ 20°C $43.00
Pseudomonas aeruginosa (presumptive) $43.00
Staphylococcus aureus (presumptive) $43.00

Sample collection

Amount
Sample collection – per hour $97.00
Mileage Per IRD rate
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