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Tap water quality report

ZIP 58580 — North Dakota

EPA monitoring across the 1 water supplier serving ZIP 58580 in North Dakota detected 20 contaminants. A detection doesn't automatically mean the water is unsafe — see the level at the main supplier below, with the EPA limit for each.

1
water supplier
4,168
people served
20
contaminants found

What was found in ZIP 58580

The level at this ZIP's main supplier, the highest level anywhere in it, the EPA limit for each, and where the figure comes from.

ContaminantLevel vs EPA limitSuppliersSource
Fluoride
1048.5 µg/L 26%
of the EPA limit 4000 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2016
1/1 SYR4
Copper
290.8 µg/L 22%
of the EPA limit 1300 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Nitrate-Nitrite
60 µg/L 0.6%
of the EPA limit 10000 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
TTHM
29.595 µg/L 37%
of the EPA limit 80 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Chloroform
24.9495 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Lithium
22 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2024
1/1 UCMR-5
Total Haloacetic Acids (HAA5)
21.3745 µg/L 36%
of the EPA limit 60 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Barium
21.155 µg/L 1.1%
of the EPA limit 2000 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2016
1/1 SYR4
Lead
18.61 µg/L 124%
of the EPA limit, at the 95th percentile of samples — 15 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Dichloroacetic Acid
15.645 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Trichloroacetic Acid
6.1805 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Bromodichloromethane
4.544 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Monochloroacetic Acid
3.013 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Combined Uranium
2.72572 µg/L 9.1%
of the EPA limit 30 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2018
1/1 SYR4
Gross Alpha, Excl. Radon And U
2.37 pCi/L 16%
of the EPA limit 15 pCi/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2018
1/1 SYR4
Arsenic
1.15 µg/L 12%
of the EPA limit 10 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Combined Radium (-226 And -228)
0.7981 pCi/L 16%
of the EPA limit 5 pCi/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2018
1/1 SYR4
Dibromochloromethane
0.6600 µg/L
No EPA limit set
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2019
1/1 SYR4
Pentachlorophenol
0.0200 µg/L 2%
of the EPA limit 1 µg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2018
1/1 SYR4
Lead
0.0 mg/L 0%
of the EPA limit 0.0150 mg/L
Main supplier: OMND WATER TREATMENT PLANT · 4,168 people · 2025
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 95th percentile of the system's samples — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately.

Water suppliers serving ZIP 58580

SupplierStatePopulation served
OMND WATER TREATMENT PLANT ND 4,168

Frequently asked questions about ZIP 58580 tap water

Is the tap water in ZIP 58580 safe to drink?

EPA testing detected 20 contaminants across the water suppliers serving ZIP 58580. 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 58580?

1 public water supplier report EPA drinking-water monitoring for ZIP 58580. Each is listed above with its population served.

What contaminants are in ZIP 58580's water?

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