Table 3 Water chemistry panel results on Madrid, San Diego, and Redwood City tap waters (2019).
Tap water source | Madrid | San Diego | RWCa | Units | EPA MCL |
|---|---|---|---|---|---|
Chlorine (residual) | 0.87 | 1.63 | 2.15 | mg/L | 4 mg/L |
Copper | – | 0.111 | 0.078 | mg/L | 1.3 mg/L |
Bromodichloromethane | 2.84 | 7.94 | 3.69 | ug/L | Trihalomethane combined limit: 80 ug/L |
Bromoform | – | 2.45 | – | ug/L | |
Chlorodibromomethane | – | 7.76 | – | ug/L | |
Fluoride | 0.050 | 0.66 | 0.79 | mg/L | 4.0 mg/L |
