These are the centralized descriptions for the NPP backlog indicators:
| LEVEL | Description | Number in pending changes queue |
|---|---|---|
| 1 | Very high unreviewed redirects backlog | 8,000 or more |
| 2 | High unreviewed redirects backlog | 6,000–7,999 |
| 3 | Moderate unreviewed redirects backlog | 4,000–5,999 |
| 4 | Low unreviewed redirects backlog | 2,000–3,999 |
| 5 | Very low unreviewed redirects backlog | 1,999 or less |
| 0 | Unreviewed redirects backlog unknown | Unknown |