What was found in Gueydan'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 |
|---|---|---|---|
| Barium | 1002.5 µg/L 50% of the EPA limit 2000 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Copper | 900 µg/L 69% of the EPA limit 1300 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Fluoride | 100 µg/L 2.5% of the EPA limit 4000 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2017 | 1/1 | SYR4 |
| Nitrate-Nitrite | 31 µg/L 0.3% of the EPA limit 10000 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Chromium | 10 µg/L 10% of the EPA limit 100 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2017 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 7.78 µg/L 13% of the EPA limit 60 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 5.8 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Lead | 4.8 µg/L 32% of the EPA limit 15 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| TTHM | 3.675 µg/L 4.6% of the EPA limit 80 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Chloroform | 3.035 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 2.5665 pCi/L 51% of the EPA limit 5 pCi/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2018 | 1/1 | SYR4 |
| Monochloroacetic Acid | 1.8 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 1.765 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Di(2-ethylhexyl) Phthalate | 1.034 µg/L 17% of the EPA limit 6 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2017 | 1/1 | SYR4 |
| Trichloroacetic Acid | 0.9600 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 0.9560 µg/L No EPA limit set Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2019 | 1/1 | SYR4 |
| P-Dichlorobenzene | 0.2695 µg/L 0.4% of the EPA limit 75 µg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2017 | 1/1 | SYR4 |
| Lead | 0.0030 mg/L 20% of the EPA limit 0.0150 mg/L Main supplier: TOWN OF GUEYDAN WATER SYSTEM · 2,016 people · 2025 | 1/1 | LCR |
Water suppliers serving Gueydan
| Supplier | Population served |
|---|---|
| TOWN OF GUEYDAN WATER SYSTEM | 2,016 |
Frequently asked questions about Gueydan tap water
Is Gueydan tap water safe to drink?
EPA testing detected 18 contaminants in the water serving Gueydan. 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 Gueydan?
1 public water supplier report drinking-water monitoring for Gueydan, Louisiana to the EPA. Each is listed above with its population served.
What contaminants are in Gueydan's water?
The contaminants EPA monitoring detected in Gueydan include Barium, Copper, Fluoride, Nitrate-Nitrite, Chromium. 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.