What was found in Laguna'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 |
|---|---|---|---|
| Lithium | 343 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2023 | 1/4 | UCMR-5 |
| Copper | 212 µg/L 16% of the EPA limit 1300 µg/L Main supplier: Laguna Valley · 4,500 people · 2019
Highest in the city: 330.65 µg/L — Laguna Paguate · 757 people · 2018 | 3/4 | SYR4 |
| TTHM | 29.875 µg/L 37% of the EPA limit 80 µg/L Main supplier: Laguna Valley · 4,500 people · 2019 | 3/4 | SYR4 |
| Bromoform | 25.125 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019 | 3/4 | SYR4 |
| Dibromochloromethane | 6.533 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019
Highest in the city: 8.318 µg/L — Laguna Paguate · 757 people · 2019 | 3/4 | SYR4 |
| Lead | 5.928 µg/L 40% of the EPA limit 15 µg/L Main supplier: Laguna Valley · 4,500 people · 2019 | 3/4 | SYR4 |
| Total Haloacetic Acids (HAA5) | 5.415 µg/L 9% of the EPA limit 60 µg/L Main supplier: Laguna Valley · 4,500 people · 2019 | 2/4 | SYR4 |
| Bromodichloromethane | 1.4676 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019
Highest in the city: 5.3615 µg/L — Laguna Paguate · 757 people · 2019 | 2/4 | SYR4 |
| Dichloroacetic Acid | 4.79 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019 | 2/4 | SYR4 |
| Dibromoacetic Acid | 4.2285 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019 | 2/4 | SYR4 |
| Gross Beta Particle Activity | 3.4685 pCi/L No EPA limit set Highest in the city: Laguna Encinal · 236 people · 2018 | 2/4 | SYR4 |
| Gross Alpha, Excl. Radon And U | 3.07 pCi/L 20% of the EPA limit 15 pCi/L Highest in the city: Laguna Paguate · 757 people · 2016 | 1/4 | SYR4 |
| Monochloroacetic Acid | 1.92 µg/L No EPA limit set Main supplier: Laguna Valley · 4,500 people · 2019 | 1/4 | SYR4 |
| Chloroform | 1.865 µg/L No EPA limit set Highest in the city: Laguna Paguate · 757 people · 2019 | 1/4 | SYR4 |
| Combined Uranium | 1.6 µg/L 5.3% of the EPA limit 30 µg/L Highest in the city: Laguna Paguate · 757 people · 2016 | 1/4 | SYR4 |
| Combined Radium (-226 And -228) | 0.1720 pCi/L 3.4% of the EPA limit 5 pCi/L Highest in the city: Laguna Encinal · 236 people · 2018 | 1/4 | SYR4 |
| Lead | 0.0036 mg/L 24% of the EPA limit 0.0150 mg/L Main supplier: Laguna Valley · 4,500 people · 2022 | 4/4 | LCR |
Water suppliers serving Laguna
| Supplier | Population served |
|---|---|
| Laguna Valley | 4,500 |
| Laguna Paguate | 757 |
| Laguna Encinal | 236 |
| CORREO WATER ASSOCIATION | 201 |
Frequently asked questions about Laguna tap water
Is Laguna tap water safe to drink?
EPA testing detected 17 contaminants in the water serving Laguna. 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 Laguna?
4 public water suppliers report drinking-water monitoring for Laguna, New Mexico to the EPA. Each is listed above with its population served.
What contaminants are in Laguna's water?
The contaminants EPA monitoring detected in Laguna include Lithium, Copper, TTHM, Bromoform, Dibromochloromethane. 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.