Technical Issue Hard water issues

[MIAutomatic]

Yes!
It’s totally normal!
It sounds like your water should be really good and you can check it off the list of potential concerns. Calcium and Magnesium are what ya want, so it should be all good!

 

[tronN00dles]

200ppm is okay. A lot of nutrient feedcharts that show ppm targets will typically allow for 200-300ppm extra coming from starting tap water, eg, General Hydroponics.