CYANIDE
EPA contaminant code: 1024
Total Violations
28,582
Systems Affected
7,188
Health-Based %
0.3%
Most Affected State
—
Most Affected Water Systems
| System | State | Violations | Population |
|---|---|---|---|
| RIDGEFIELD PUBLIC WORKS | WA | 113 | 20,967 |
| PA AMERICAN AUDUBON | PA | 76 | 8,200 |
| COAL MOUNTAIN WATER | WV | 56 | 80 |
| WASHINGTON TOWNSHIP MUA | NJ | 48 | 48,000 |
| NOTTINGHAM MANOR M H COURT | PA | 48 | 473 |
| SHREWSBURY BOROUGH | PA | 48 | 4,727 |
| HIAWATHA WATER | WV | 46 | 63 |
| PINNACLE WATER ASSOCIATION | WV | 44 | 85 |
| CULVERS HILL - NORTH WEBSTER | IN | 40 | 75 |
| MOUNT EAGLE WATER ASSOC | PA | 40 | 130 |
| ELKO CITY OF | NV | 39 | 23,000 |
| TEMPE CITY OF | AZ | 36 | 165,000 |
| WINDMILL ESTATES | IL | 36 | 65 |
| CARMEL MONTESSORI ACADEMY | IL | 36 | 40 |
| South Bend Water Department | WA | 36 | 2,930 |
| BRIAN HEAD TOWN WATER SYSTEM | UT | 35 | 1,038 |
| RHODESIDE ACRES | VT | 34 | 65 |
| WILLOW SPRINGS MHP | IN | 33 | 25 |
| DEERFIELD PARK S/D | NC | 33 | 440 |
| MOTHER TERESA CATHOLIC ACADEMY | IL | 32 | 220 |
| HILLTOP VILLAGE ASSOCIATION | PA | 32 | 86 |
| FAR AWAY AUBURN | PA | 32 | 25 |
| AKHIOK | AK | 31 | 90 |
| GPWD CENTER | IL | 30 | 50 |
| WHISPERING PINES MHP | NC | 30 | 305 |
| AMERICAN PRECISION ELCTRONICS | IL | 29 | 60 |
| CENTRAL HAMPSHIRE PSD GREEN SPRING | WV | 29 | 1,046 |
| CONGREGATION BETH JUDEA | IL | 28 | 25 |
| MAYBROOK VILLAGE | NY | 28 | 3,150 |
| ROBINWOOD VILLAGE | PA | 28 | 70 |