Parameters | SSDWQ | Dental room 2 (DW) 21July 2020 | Main source (DW) 24 August 2020 |
Total coliform (cfu1) | 0 cfu/100 mL | >5000 | <1 |
Faecal coliform (cfu1) | 0 cfu/100 mL | >1700 | <1 |
Escherichia coli (cfu1) | 0 cfu/100 mL | >500 | <1 |
Colour (TCU2) | <15.0 | <0.1 | <0.1 |
Taste | N/O | N/O | N/O |
Odour | N/O | N/O | N/O |
Turbidity (NTU3) | <5.0 | 8.93 | 0.75 |
TH as CaCO3 (mg/L) | <500.0 | 102.0 | <0.8 |
Three times a day (mg/L) | <1000.0 | 319.5 | 0.8 |
pH value (SU) | 6.5–8.5 | 6.67 | 7.35 |
DW, distilled water; PSS:N/O, non-objectionable; SSDWQ, Sindh Standard Drinking Water Quality; TDS, total dissolved solids; TH, total hardness.