What was found in Kalispell's water
The highest level seen across the city's suppliers, the EPA limit for each, and where the figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Nitrate-Nitrite | 10500 µg/L 105% of the EPA limit, in the worst sample — 10000 µg/L | 69/83 | SYR4 |
| Nitrate | 10400 µg/L 104% of the EPA limit, in the worst sample — 10000 µg/L | 52/83 | SYR4 |
| Fluoride | 1800 µg/L 45% of the EPA limit 4000 µg/L | 63/83 | SYR4 |
| Barium | 710 µg/L 36% of the EPA limit 2000 µg/L | 64/83 | SYR4 |
| Copper | 610 µg/L 47% of the EPA limit 1300 µg/L | 79/83 | SYR4 |
| Nitrite | 550 µg/L 55% of the EPA limit 1000 µg/L | 4/83 | SYR4 |
| Oxamyl | 200 µg/L 100% of the EPA limit 200 µg/L | 1/83 | SYR4 |
| Carbofuran | 40 µg/L 100% of the EPA limit 40 µg/L | 1/83 | SYR4 |
| Lead | 28 µg/L 187% of the EPA limit, in the worst sample — 15 µg/L | 70/83 | SYR4 |
| Gross Alpha, Excl. Radon And U | 23 pCi/L 153% of the EPA limit, in the worst sample — 15 pCi/L | 46/83 | SYR4 |
| Combined Uranium | 20 µg/L 67% of the EPA limit 30 µg/L | 47/83 | SYR4 |
| TTHM | 20 µg/L 25% of the EPA limit 80 µg/L | 5/83 | SYR4 |
| Arsenic | 16 µg/L 160% of the EPA limit, in the worst sample — 10 µg/L | 14/83 | SYR4 |
| Chloroform | 13 µg/L No EPA limit set | 3/83 | SYR4 |
| Total Haloacetic Acids (HAA5) | 6.7 µg/L 11% of the EPA limit 60 µg/L | 4/83 | SYR4 |
| Combined Radium (-226 And -228) | 6.1 pCi/L 122% of the EPA limit, in the worst sample — 5 pCi/L | 36/83 | SYR4 |
| Di(2-ethylhexyl) Phthalate | 6.1 µg/L 102% of the EPA limit, in the worst sample — 6 µg/L | 3/83 | SYR4 |
| Chromium | 5 µg/L 5% of the EPA limit 100 µg/L | 8/83 | SYR4 |
| Bromoform | 4.7 µg/L No EPA limit set | 2/83 | SYR4 |
| Dibromochloromethane | 4.2 µg/L No EPA limit set | 5/83 | SYR4 |
| Dichloroacetic Acid | 4 µg/L No EPA limit set | 1/83 | SYR4 |
| Bromodichloromethane | 3.3 µg/L No EPA limit set | 3/83 | SYR4 |
| Dibromoacetic Acid | 2 µg/L No EPA limit set | 4/83 | SYR4 |
| Selenium | 2 µg/L 4% of the EPA limit 50 µg/L | 1/83 | SYR4 |
| Monochloroacetic Acid | 1.5 µg/L No EPA limit set | 1/83 | SYR4 |
| Trichloroacetic Acid | 0.8300 µg/L No EPA limit set | 1/83 | SYR4 |
| Lead | 0.0390 mg/L 260% above the EPA limit of 0.0150 mg/L | 83/83 | LCR |
| PFOS | 0.0066 µg/L No EPA limit set | 1/83 | UCMR-5 |
| PFHXS | 0.0050 µg/L No EPA limit set | 1/83 | UCMR-5 |
Water suppliers serving Kalispell
The 50 largest of 83 suppliers serving Kalispell, by population served.
Frequently asked questions about Kalispell tap water
Is Kalispell tap water safe to drink?
EPA testing detected 29 contaminants in the water serving Kalispell. 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 Kalispell?
83 public water suppliers report drinking-water monitoring for Kalispell, Montana to the EPA. Each is listed above with its population served.
What contaminants are in Kalispell's water?
The contaminants EPA monitoring detected in Kalispell include Nitrate-Nitrite, Nitrate, Fluoride, Barium, Copper. The full list, with the highest level found 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.