Defense Nuclear Facilities Safety Board
Annual backlog, FY2008–FY2025
Pending requests at end of each fiscal year (Oct 1, 2007 – Sept 30, 2025). Federal fiscal year runs Oct 1 – Sept 30, named for the year it ends.
Dashed verticals mark presidential inaugurations.
Recent quarterly activity
Last 21 quarters of received, processed, and backlog. Most recent: FY2026 Q2 (Jan 1 – Mar 31, 2026).
10 oldest pending requests, end of FY2025 (Sept 30, 2025)
Agencies report days pending in working days, counted from the day the request was received; the years column converts to calendar years. The longer this list runs, the more litigation-ripe the agency’s backlog.
| Rank | Date received | Working days pending | Years pending |
|---|---|---|---|
| #1 | 2023-07-20 | 548 | 2.2 |
| #2 | 2023-07-24 | 546 | 2.2 |
| #3 | 2023-12-21 | 442 | 1.8 |
| #4 | 2024-01-27 | 418 | 1.7 |
| #5 | 2024-05-08 | 347 | 1.4 |
| #6 | 2024-06-16 | 320 | 1.3 |
| #7 | 2024-08-30 | 268 | 1.1 |
| #8 | 2024-09-23 | 253 | 1.0 |
| #9 | 2024-12-27 | 188 | 0.8 |
| #10 | 2024-12-27 | 188 | 0.8 |
Exemption invocations, FY2025 (Oct 1, 2024 – Sept 30, 2025)
How often each FOIA exemption (b1–b9) was invoked when redacting or denying records. Exemption 5 (deliberative process, attorney-client) is highlighted — it’s the most-fought exemption in FOIA litigation.
FOIA staffing, FY2025 (Oct 1, 2024 – Sept 30, 2025)
Annual report history
| FY | Received | Processed | Pending end |
|---|---|---|---|
| FY2025 | 90 | 113 | 32 |
| FY2024 | 110 | 52 | 73 |
| FY2023 | 48 | 37 | 13 |
| FY2022 | 26 | 25 | 2 |
| FY2021 | 19 | 18 | 1 |
| FY2020 | 20 | 22 | 0 |
| FY2019 | 17 | 16 | 4 |
| FY2018 | 16 | 19 | 3 |
| FY2017 | 31 | 26 | 5 |
| FY2016 | 18 | 21 | 0 |
| FY2015 | 19 | 20 | 2 |
| FY2014 | 30 | 31 | 2 |
| FY2013 | 17 | 14 | 3 |
| FY2012 | 10 | 12 | 0 |
| FY2011 | 24 | 22 | 2 |
| FY2010 | 19 | 19 | 0 |
| FY2009 | 13 | 16 | 0 |
| FY2008 | 26 | 27 | 0 |
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