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Tap water quality report

Jericho, VT

EPA monitoring detected 16 contaminants across the 4 water suppliers serving Jericho. A detection doesn't automatically mean the water is unsafe — see the level at the main supplier for each below, with its EPA source and period.

4
water suppliers
1,940
people served
16
contaminants found

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.

ContaminantLevel vs EPA limitSuppliersSource
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
Each bar shows the measured level as a share of the EPA limit: green is well under, amber is close to it, red is over. For lead and copper the limit applies to exactly the 90th-percentile figure shown, so red there means a real exceedance. For everything else the limit applies to a running annual average while the figure is the 95th percentile of the system's samples — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately. These are the utilities' own EPA-reported results, not a city-wide average. A detection means the lab measured the substance — it isn't the same as exceeding a legal limit. Hover a source tag to see the EPA program and years behind each figure.

Water suppliers serving Jericho

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.