| to the national response center | 7 | transitive-object |
| immediately | 3 | manner |
| within 24 hours | 3 | temporal |
| spill → be → reported | 53 |
| spill → be → reportable | 12 |
| negative | neutral | positive |
| 0.285 | 0.669 | 0.046 |
| Raw frequency | 65 |
| Normalized frequency | 0.844 |
| Modifier score | 0.509 |
| Perplexity | 471.392 |