KNOXVILLE UTILITIES BOARD - KUB
Tennessee — Community Water System — PWSID: TN0000366
System Information
| PWSID | TN0000366 |
| System Name | KNOXVILLE UTILITIES BOARD - KUB |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 04 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Nov 18, 2025 |
Location & Contact
| State | Tennessee |
| City | KNOXVILLE |
| ZIP Code | 37950 |
| Address | P.O. BOX 59017 |
| Organization | GRESHAM, JOHN |
| Phone | 865-558-2790 |
Population & Service
| Population Served | 254,671 |
| Service Connections | 106,113 |
Drinking Water Violations (16)
This water system has 16 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 25, 1982 | Jun 24, 1983 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Archived | Jun 24, 1983 | Arsenic Rule |
| Jun 25, 1982 | Jun 24, 1983 | Barium | MR | No | Yes | — | 2 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 25, 1982 | Jun 24, 1983 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 25, 1982 | Jun 24, 1983 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 25, 1982 | Jun 24, 1983 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 25, 1982 | Jun 24, 1983 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 25, 1982 | Jun 24, 1983 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Jun 24, 1983 | Nitrate Rule |
| Jun 25, 1982 | Jun 24, 1983 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 24, 1983 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Jun 23, 1981 | Nitrate Rule |
| Jun 24, 1980 | Jun 23, 1981 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Barium | MR | No | Yes | — | 2 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Archived | Jun 23, 1981 | Inorganic Chemicals |
| Jun 24, 1980 | Jun 23, 1981 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Archived | Jun 23, 1981 | Arsenic Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.