Figure: 30 TAC §331.104(b)

Calcium (Ca) in mg/L Alkalinity (Alk) in standard units
Magnesium (Mg) in mg/L pH in standard units
Sodium (Na) in mg/L Arsenic (As) in mg/L
Potassium (K) in mg/L Cadmium (Cd) in mg/L
Carbonate (CO3) in mg/L Iron (Fe) in mg/L
Bicarbonate (HCO3) in mg/L Lead (Pb) in mg/L
Sulfate (SO4) in mg/L Manganese (Mn) in mg/L
Chloride (Cl) in mg/L Mercury (Hg) in mg/L
Nitrate (NO3, as nitrogen (N)) in mg/L Molybdenum (Mo) in mg/L
Fluoride (F) in mg/L Selenium (Se) in mg/L
Silica (SiO2) in mg/L Uranium (U) in mg/L
Total Dissolved Solids (TDS) in mg/L Ammonia as N (N) in mg/L
Electrical Conductivity (EC) in unhos/cm Radium-226 (Ra-226) in pCi/L