JOHNSTON MUNICIPAL WATER SUPPLY
IA · PWS ID IA7740011 · Community water system
44
contaminants tested
15
detected
24,897
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 388 UG/L | 170/180 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 17.4 UG/L | 132/132 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 9.11 UG/L | 132/132 | SYR4 | 2012–2019 |
| Chloroform | 66.5 UG/L | 131/132 | SYR4 | 2012–2019 |
| TTHM | 96.3 UG/L | 131/132 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 31.4 UG/L | 131/132 | SYR4 | 2012–2019 |
| Bromodichloromethane | 21.7 UG/L | 130/132 | SYR4 | 2012–2019 |
| Dibromochloromethane | 14 UG/L | 124/132 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 4.78 UG/L | 111/132 | SYR4 | 2012–2019 |
| Bromoform | 3.88 UG/L | 84/132 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 12.6 UG/L | 67/132 | SYR4 | 2012–2019 |
| Lead | 54.1 UG/L | 30/180 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0160 mg/L | 19/19 | LCR | 2025 |
| lithium | 33 ug/L | 8/8 | UCMR-5 | 2025 |
| Monobromoacetic acid | 3.95 UG/L | 6/132 | SYR4 | 2012–2019 |
29 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnA
Areas served
JOHNSTON