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Tap water quality report

Clayton, AL

EPA monitoring detected 18 contaminants across the 3 water suppliers serving Clayton. 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.

3
water suppliers
4,326
people served
18
contaminants found

What was found in Clayton'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
Nitrate-Nitrite
6032.5 µg/L 60%
of the EPA limit 10000 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
3/3 SYR4
Nitrate
5029.499999999993 µg/L 50%
of the EPA limit 10000 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
3/3 SYR4
Fluoride
573.9999999999999 µg/L 14%
of the EPA limit 4000 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
2/3 SYR4
Barium
248.1999999999998 µg/L 12%
of the EPA limit 2000 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Copper
180.59999999999997 µg/L 14%
of the EPA limit 1300 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Lead
22.849999999999994 µg/L 152%
of the EPA limit, at the 95th percentile of samples — 15 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
TTHM
19.974999999999998 µg/L 25%
of the EPA limit 80 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
3/3 SYR4
Chromium
14.299999999999999 µg/L 14%
of the EPA limit 100 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Total Haloacetic Acids (HAA5)
7.144499999999999 µg/L 12%
of the EPA limit 60 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
3/3 SYR4
Xylenes, Total
2.58 µg/L 0%
of the EPA limit 10000 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Dibromochloromethane
1.7214999999999998 µg/L
No EPA limit set
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
2/3 SYR4
Gross Alpha, Excl. Radon And U
1.25 pCi/L 8.3%
of the EPA limit 15 pCi/L
Highest in the city: MIDWAY WATER WORKS · 867 people · 2014
2/3 SYR4
Bromoform
1.16 µg/L
No EPA limit set
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
2/3 SYR4
Bromodichloromethane
1.14 µg/L
No EPA limit set
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
2/3 SYR4
Chloroform
0.9115 µg/L
No EPA limit set
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Selenium
0.4400 µg/L 0.9%
of the EPA limit 50 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Ethylbenzene
0.4200 µg/L 0.1%
of the EPA limit 700 µg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2019
1/3 SYR4
Lead
0.00087 mg/L 5.8%
of the EPA limit 0.0150 mg/L
Main supplier: CLAYTON WATER WORKS & SEWER · 2,064 people · 2025
3/3 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 Clayton

Frequently asked questions about Clayton tap water

Is Clayton tap water safe to drink?

EPA testing detected 18 contaminants in the water serving Clayton. 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 Clayton?

3 public water suppliers report drinking-water monitoring for Clayton, Alabama to the EPA. Each is listed above with its population served.

What contaminants are in Clayton's water?

The contaminants EPA monitoring detected in Clayton include Nitrate-Nitrite, Nitrate, Fluoride, Barium, Copper. 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.