Water · QLD · Darling Downs

Darling Downs (Dalby, Chinchilla, Warwick)

Supplied by Western Downs Regional / Southern Downs · Groundwater + surface blend

Water chemistry

Moderate

Hardness (mg/L CaCO₃)

100–160

German degrees (°dH)

5.6–9

TDS (ppm)

160–320

Typical pH

7.4-8.4

Inland Darling Downs - groundwater content varies. Test on-site.

Filter choice scales with weekly coffee volume. Pick the tier that matches your usage.

Single machine, household use

BWT BESTMAX PREMIUM M (FS24P00A00) or Brita C300 (102826)

Up to ~10 kg coffee/week

BWT BESTMAX PREMIUM XL (FS28P00A00) or Claris Ultra 500-M (4339-81)

10–30 kg coffee/week

BWT BESTMAX PREMIUM 2XL (FS30P00A00) or Claris Ultra 1000-L (4339-82)

30+ kg coffee/week, multi-group

Claris Ultra 1500-XL (4339-83) on QC7i Twin or BWT 2XL Twin setup

RO system: Optional for specialty cafes - Everpure MRS-225 (EV997028) + 4CM
Filter head required: BWT Besthead (FS00Y90A00) for BWT; Brita Head (1013637) G3/8" BSP for Brita; Claris Head (4339-90) 3/8" BSP for Claris
Flow meter: BWT WM1000 for commercial; Everpure Claris Flowmeter (4339-30) for Claris systems
Test kit: BWT TK550 Carbonate Hardness Test Kit (TK550)