MERCER ISLAND CITY OF
WA · PWS ID WA5353640 · Community water system
41
contaminants tested
9
detected
31,057
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 52.99 UG/L | 112/112 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 56.1 UG/L | 111/111 | SYR4 | 2012–2019 |
| Chloroform | 50.1 UG/L | 110/110 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 23.8 UG/L | 110/110 | SYR4 | 2012–2019 |
| Bromodichloromethane | 2.89 UG/L | 107/107 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 32.3 UG/L | 104/104 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 4.8 UG/L | 30/111 | SYR4 | 2012–2019 |
| Bromoform | 0.5000 UG/L | 1/112 | SYR4 | 2012–2019 |
| Dibromochloromethane | 0.5500 UG/L | 1/111 | SYR4 | 2012–2019 |
32 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONADibromoacetic acidHFPO-DAMonobromoacetic acidNEtFOSAANFDHANMeFOSAAPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAlithium