Simiarly Ca~(2+) and Mg~(2+) are the dominant cations, and HCO_3~- and SO_4~(2-) are the dominent anions in Guiyang City.

• 贵阳地区岩溶地下水阳离子同样以Ca~(2+)、Mg~(2+)为主，阴离子以HCO_3~-、SO_4~(2-)为主。