Water · SA · Limestone Coast

Naracoorte & Limestone Coast South

Supplied by SA Water · Local groundwater / limestone aquifer

SCALE-RISK-FLOW-METER-RECOMMENDED

Limestone coast groundwater.

Water chemistry

Moderate-Hard

Hardness (mg/L CaCO₃)

100–160

German degrees (°dH)

5.6–9

TDS (ppm)

180–400

Typical pH

7.4-8.3

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

Single machine, household use

BWT BESTMAX PREMIUM XL (FS28P00A00) or Brita C500 (1002045)

Up to ~10 kg coffee/week

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

10–30 kg coffee/week

Claris Ultra 1500-XL (4339-83) + WM1000 flow meter mandatory

30+ kg coffee/week, multi-group

Everpure MRS-225 RO (EV997028) + 4CM or Claris 1500-XL Twin

RO system: Recommended for specialty - Everpure MRS-225 (EV997028) + 4CM (EV962780)
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)