What was found in Jericho's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Copper | 371 µg/L 29% of the EPA limit 1300 µg/L Highest in the city: JERICHO FIRE DISTRICT 1 · 190 people · 2018 | 3/4 | SYR4 |
| Fluoride | 200 µg/L 5% of the EPA limit 4000 µg/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2012 | 1/4 | SYR4 |
| Nitrate | 110 µg/L 1.1% of the EPA limit 10000 µg/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2019 | 1/4 | SYR4 |
| Barium | 58 µg/L 2.9% of the EPA limit 2000 µg/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2012 | 1/4 | SYR4 |
| TTHM | 34.65 µg/L 43% of the EPA limit 80 µg/L Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Chloroform | 31.2 µg/L No EPA limit set Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Total Haloacetic Acids (HAA5) | 27.96 µg/L 47% of the EPA limit 60 µg/L Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Dichloroacetic Acid | 15.275 µg/L No EPA limit set Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Trichloroacetic Acid | 14.44 µg/L No EPA limit set Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Gross Alpha, Excl. Radon And U | 12.49 pCi/L 83% of the EPA limit 15 pCi/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2018 | 1/4 | SYR4 |
| Lead | 11.83 µg/L 79% of the EPA limit 15 µg/L Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 3/4 | SYR4 |
| Bromodichloromethane | 6.9 µg/L No EPA limit set Highest in the city: JERICHO FIRE DISTRICT 1 · 190 people · 2017 | 2/4 | SYR4 |
| Combined Radium (-226 And -228) | 4.35 pCi/L 87% of the EPA limit 5 pCi/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2018 | 2/4 | SYR4 |
| Dibromochloromethane | 2.4 µg/L No EPA limit set Highest in the city: JERICHO EAST HOME OWNERS ASSOCIATION · 300 people · 2019 | 2/4 | SYR4 |
| Combined Uranium | 1.8 µg/L 6% of the EPA limit 30 µg/L Highest in the city: JERICHO HEIGHTS WATER COOP · 40 people · 2018 | 1/4 | SYR4 |
| Lead | 0.00030 mg/L 2% of the EPA limit 0.0150 mg/L Main supplier: VILLAGE OF JERICHO WATER SYSTEM · 1,410 people · 2025
Highest in the city: 0.0550 mg/L — JERICHO FIRE DISTRICT 1 · 190 people · 2025 | 4/4 | LCR |
Water suppliers serving Jericho
| Supplier | Population served |
|---|---|
| VILLAGE OF JERICHO WATER SYSTEM | 1,410 |
| JERICHO EAST HOME OWNERS ASSOCIATION | 300 |
| JERICHO FIRE DISTRICT 1 | 190 |
| JERICHO HEIGHTS WATER COOP | 40 |
Frequently asked questions about Jericho tap water
Is Jericho tap water safe to drink?
EPA testing detected 16 contaminants in the water serving Jericho. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Jericho?
4 public water suppliers report drinking-water monitoring for Jericho, Vermont to the EPA. Each is listed above with its population served.
What contaminants are in Jericho's water?
The contaminants EPA monitoring detected in Jericho include Copper, Fluoride, Nitrate, Barium, TTHM. The full list, with the level at the main supplier and the data source, is in the table above.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.