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Tap water quality report

ZIP 19936 — Smyrna, DE

EPA monitoring across the 1 water supplier serving ZIP 19936 in Smyrna, DE detected 23 contaminants. A detection doesn't automatically mean the water is unsafe — see the highest level found below, with the EPA limit for each.

1
water supplier
17,148
people served
23
contaminants found

What was found in ZIP 19936

The highest level seen across the suppliers serving this ZIP, the EPA limit for each, and where the figure comes from.

ContaminantLevel vs EPA limitSuppliersSource
Nitrate
9100 µg/L 91%
of the EPA limit 10000 µg/L
1/1 SYR4
Nitrate-Nitrite
9100 µg/L 91%
of the EPA limit 10000 µg/L
1/1 SYR4
Fluoride
330 µg/L 8.3%
of the EPA limit 4000 µg/L
1/1 SYR4
Copper
115 µg/L 8.8%
of the EPA limit 1300 µg/L
1/1 SYR4
Barium
110.3 µg/L 5.5%
of the EPA limit 2000 µg/L
1/1 SYR4
TTHM
30.8 µg/L 39%
of the EPA limit 80 µg/L
1/1 SYR4
Chloroform
19.54 µg/L
No EPA limit set
1/1 SYR4
Lithium
16.6 µg/L
No EPA limit set
1/1 UCMR-5
Total Haloacetic Acids (HAA5)
9.154 µg/L 15%
of the EPA limit 60 µg/L
1/1 SYR4
Bromodichloromethane
7.4 µg/L
No EPA limit set
1/1 SYR4
Lead
7.4 µg/L 49%
of the EPA limit 15 µg/L
1/1 SYR4
Xylenes, Total
6.49 µg/L 0.1%
of the EPA limit 10000 µg/L
1/1 SYR4
Chromium
6.3 µg/L 6.3%
of the EPA limit 100 µg/L
1/1 SYR4
Trichloroacetic Acid
4.637 µg/L
No EPA limit set
1/1 SYR4
Dichloroacetic Acid
4.576 µg/L
No EPA limit set
1/1 SYR4
Dibromochloromethane
4.36 µg/L
No EPA limit set
1/1 SYR4
Selenium
1.55 µg/L 3.1%
of the EPA limit 50 µg/L
1/1 SYR4
Combined Radium (-226 And -228)
1.52 pCi/L 30%
of the EPA limit 5 pCi/L
1/1 SYR4
Dibromoacetic Acid
1.12 µg/L
No EPA limit set
1/1 SYR4
Bromoform
0.9800 µg/L
No EPA limit set
1/1 SYR4
Cadmium
0.6000 µg/L 12%
of the EPA limit 5 µg/L
1/1 SYR4
Pentachlorophenol
0.5600 µg/L 56%
of the EPA limit 1 µg/L
1/1 SYR4
Lead
0.00062 mg/L 4.1%
of the EPA limit 0.0150 mg/L
1/1 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 single worst sample on record — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately.

Water suppliers serving ZIP 19936

SupplierStatePopulation served
GARRISON LAKE PUMP DISTRICT 17,148

Frequently asked questions about ZIP 19936 tap water

Is the tap water in ZIP 19936 safe to drink?

EPA testing detected 23 contaminants across the water suppliers serving ZIP 19936. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and your utility's annual Consumer Confidence Report for the official status.

Which water suppliers serve ZIP 19936?

1 public water supplier report EPA drinking-water monitoring for ZIP 19936. Each is listed above with its population served.

What contaminants are in ZIP 19936's water?

EPA monitoring detected Nitrate, Nitrate-Nitrite, Fluoride, Copper, Barium, and others across this ZIP's suppliers. The full list with levels and sources is above.