High Alkalinity?

[TheRealFF]

I tested my tank's KH today and it's somewhere from 210 to 250mg/L(ppm)

Is this bad? How could i fix this problem?

Thanks in the advance

[BillyZ]

You're KH should be balanced with your CA levels as well. There's a relationship between the two.

here's a detailed article on Alkalinity
http://www.advancedaquarist.com/issu.../chemistry.htm

and a good article by the same author to help guide you through any adjustments
http://www.advancedaquarist.com/issues/nov2002/chem.htm