What was found in Valley Ford'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 |
|---|---|---|---|
| Nitrate | 31640 µg/L 316% of the EPA limit, at the 95th percentile of samples — 10000 µg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Fluoride | 2900 µg/L 73% of the EPA limit 4000 µg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2017 | 1/1 | SYR4 |
| Barium | 876 µg/L 44% of the EPA limit 2000 µg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2017 | 1/1 | SYR4 |
| TTHM | 119 µg/L 149% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 67.5 µg/L 113% of the EPA limit, at the 95th percentile of samples — 60 µg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 54.8 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 37.4 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 29.6 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Bromoform | 26 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 16.7 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Chloroform | 10.63 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 6.79 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 4.895 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 2.292 µg/L No EPA limit set Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0090 mg/L 60% of the EPA limit 0.0150 mg/L Main supplier: VALLEY FORD WATER ASSOCIATION · 88 people · 2024 | 1/1 | LCR |
Water suppliers serving Valley Ford
| Supplier | Population served |
|---|---|
| VALLEY FORD WATER ASSOCIATION | 88 |
Frequently asked questions about Valley Ford tap water
Is Valley Ford tap water safe to drink?
EPA testing detected 15 contaminants in the water serving Valley Ford. 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 Valley Ford?
1 public water supplier report drinking-water monitoring for Valley Ford, California to the EPA. Each is listed above with its population served.
What contaminants are in Valley Ford's water?
The contaminants EPA monitoring detected in Valley Ford include Nitrate, Fluoride, Barium, TTHM, Total Haloacetic Acids (HAA5). 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.