What was found in Keystone Heights'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 |
|---|---|---|---|
| Nitrate | 1620 µg/L 16% of the EPA limit 10000 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2019 | 3/3 | SYR4 |
| Fluoride | 200 µg/L 5% of the EPA limit 4000 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017
Highest in the city: 370 µg/L — GENEVA LAKE ESTATES · 367 people · 2018 | 3/3 | SYR4 |
| Nitrite | 344 µg/L 34% of the EPA limit 1000 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2019 | 1/3 | SYR4 |
| TTHM | 35.189 µg/L 44% of the EPA limit 80 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2019 | 3/3 | SYR4 |
| Copper | 13.76 µg/L 1.1% of the EPA limit 1300 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017 | 3/3 | SYR4 |
| Total Haloacetic Acids (HAA5) | 11.7795 µg/L 20% of the EPA limit 60 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2019 | 3/3 | SYR4 |
| Barium | 9.08 µg/L 0.5% of the EPA limit 2000 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017
Highest in the city: 10.9 µg/L — GENEVA LAKE ESTATES · 367 people · 2018 | 3/3 | SYR4 |
| Selenium | 0.8000 µg/L 1.6% of the EPA limit 50 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017
Highest in the city: 6.6 µg/L — GENEVA LAKE ESTATES · 367 people · 2018 | 3/3 | SYR4 |
| Arsenic | 2.75 µg/L 28% of the EPA limit 10 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017
Highest in the city: 2.95 µg/L — GENEVA LAKE ESTATES · 367 people · 2018 | 3/3 | SYR4 |
| Chromium | 0.4900 µg/L 0.5% of the EPA limit 100 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017
Highest in the city: 1.7 µg/L — LAKE GENEVA MHP · 95 people · 2018 | 2/3 | SYR4 |
| Lead | 0.5000 µg/L 3.3% of the EPA limit 15 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017 | 1/3 | SYR4 |
| Beryllium, Total | 0.3000 µg/L 7.5% of the EPA limit 4 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017 | 1/3 | SYR4 |
| Thallium, Total | 0.1950 µg/L 9.8% of the EPA limit 2 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017 | 1/3 | SYR4 |
| Antimony, Total | 0.1000 µg/L 1.7% of the EPA limit 6 µg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2017 | 1/3 | SYR4 |
| Lead | 0.0023 mg/L 15% of the EPA limit 0.0150 mg/L Main supplier: KEYSTONE POSTMASTER GRID · 5,092 people · 2023
Highest in the city: 0.0061 mg/L — GENEVA LAKE ESTATES · 367 people · 2023 | 3/3 | LCR |
Water suppliers serving Keystone Heights
| Supplier | Population served |
|---|---|
| KEYSTONE POSTMASTER GRID | 5,092 |
| GENEVA LAKE ESTATES | 367 |
| LAKE GENEVA MHP | 95 |
Frequently asked questions about Keystone Heights tap water
Is Keystone Heights tap water safe to drink?
EPA testing detected 15 contaminants in the water serving Keystone Heights. 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 Keystone Heights?
3 public water suppliers report drinking-water monitoring for Keystone Heights, Florida to the EPA. Each is listed above with its population served.
What contaminants are in Keystone Heights's water?
The contaminants EPA monitoring detected in Keystone Heights include Nitrate, Fluoride, Nitrite, TTHM, 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.