THE WATER ARTIST
Craft your water
98% of coffee is water, make it right
Mineral Profile
Choose a brewing profile that matches your coffee style.
Water Volume
Brewing Water
Recipe doses scale automatically with water volume.
Current Volume
250
mL distilled water
Advanced
Custom Water Builder
Select the Custom profile above to unlock manual controls.
Ion Ratio (Ca : Mg)
Ca 20% · Mg 80%
Adjust the calcium-to-magnesium balance of the brew water.
Why Ca vs Mg? →Acidity Control / Buffer
No buffer
Acidity Control adjusts buffering from No buffer to a softer, sweeter brewing profile.
Actual GH:KH based on estimated mineral composition.
What is buffer? →Total TDS
50
ppm
Estimated Ion Composition
Estimated ppm
Clarity
Best for Gesha, Ethiopian washed, and other high-elevation washed coffees.
Crafted for 250 mL distilled/RO water
The Water Artist
Estimated TDS accuracy ±5 ppm
TDS readings are based on the Xiaomi Mi TDS Tester used in our experiments. For the closest match to our recipes, we recommend using the same meter and measurement conditions. Different meters may display different readings due to calibration, temperature, and EC-to-TDS conversion factors.
