Pedro Alcocer

@pealco.xyz

106 Followers 294 Following

ml dude

A chart with alkalinity on the x-axis and total hardness on the y-axis. Washington, DC is at about 50 ppm CaCO3 alkalinity and 135 ppm CaCO3 total hardness, putting it at the center of the ideal range described by Colonna-Dashwood & Hendon (2015).