National Drinking Water Database
City of Houston Public Works Utilities - Houston, TX
Serves 2,700,000 people
Acenaphthylene
Acenaphthylene is a component of crude oil and coal tar, and a pollutant from petroleum refining, coal tar distillation, municipal wastewater treatment facilities and municipal waste incinerators.Testing Summary
| Contaminant | Average/ Maximum Result | Health Limit Exceeded | Legal Limit Exceeded | Testing History -Tested  -Detected  -Over Health Guidelines  -Over Legal Limit* |
|---|---|---|---|---|
| AcenaphthyleneAcenaphthylene is a component of crude oil and coal tar, and a pollutant from petroleum refining, coal tar distillation, municipal wastewater treatment facilities and municipal waste incinerators. | 0 ppb 0 ppb | No | 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 Acenaphthylene
Health Based Limits for Acenaphthylene
There are no health based standards that EWG is using for this chemical
Testing Results
| Testing Date | Average Result | Samples taken that day | Number of Non-Detects | Range of Results |
|---|---|---|---|---|
| 2007-04-26 | 0 ppb | 8 | 8 | 0 ppb |
| 2006-02-21 | 0 ppb | 6 | 6 | 0 ppb |
| 2006-02-15 | 0 ppb | 5 | 5 | 0 ppb |
| 2005-12-19 | 0 ppb | 2 | 2 | 0 ppb |
| 2005-10-27 | 0 ppb | 1 | 1 | 0 ppb |
| 2005-07-27 | 0 ppb | 1 | 1 | 0 ppb |
| 2005-05-05 | 0 ppb | 3 | 3 | 0 ppb |
| 2005-05-04 | 0 ppb | 2 | 2 | 0 ppb |
| 2005-04-13 | 0 ppb | 3 | 3 | 0 ppb |
| 2005-01-26 | 0 ppb | 4 | 4 | 0 ppb |
| 2004-01-28 | 0 ppb | 2 | 2 | 0 ppb |
| 2004-01-27 | 0 ppb | 2 | 2 | 0 ppb |
| 2004-01-14 | 0 ppb | 1 | 1 | 0 ppb |
| 2004-01-13 | 0 ppb | 1 | 1 | 0 ppb |