National Drinking Water Database
Okolona Waterworks Utilities - Arkadelphia, AR
Serves 613 people
Benzo[a]anthracene
Benzo[a]anthracene is a polycyclic aromatic hydrocarbon (PAH) released from combustion of fossil fuels and waste incinerators.Testing Summary
| Contaminant | Average/ Maximum Result | Health Limit Exceeded | Legal Limit Exceeded | Testing History -Tested  -Detected  -Over Health Guidelines  -Over Legal Limit* |
|---|---|---|---|---|
| Benzo[a]anthraceneBenzo[a]anthracene is a polycyclic aromatic hydrocarbon (PAH) released from combustion of fossil fuels and waste incinerators. | 0 ppb 0 ppb | No <0.01 ppb | Legal at any levelThis is the Federal Limit. State Limits may be lower. |  |
| NOTE: Each dot in the above graph represents one month. * Water utilities are noted as exceeding the legal limit if any test is above the maximum contaminant level (MCL). Most MCLs are based on annual averages so exceeding the MCL for one test does not necessarily indicate that the system is out of compliance. | ||||
Health Based and Legal Limits for Benzo[a]anthracene
Health Based Limits for Benzo[a]anthracene
| Standard | Description | Level |
|---|---|---|
| EPA Human Health Water Quality Criteria | Water quality criteria set by the US EPA provide guidance for states and tribes authorized to establish water quality standards under the Clean Water Act (CWA) to protect human health. These are non-enforceable standards based upon exposure by both drinking water and the contribution of water contamination to other consumed foods. Source: U.S. Environmental Protection Agency. | <0.01 ppb |
Testing Results
| Testing Date | Average Result | Samples taken that day | Number of Non-Detects | Range of Results |
|---|---|---|---|---|
| 2004-05-10 | 0 ppb | 1 | 1 | 0 ppb |