COLUMBIA PLANT — Inspections
Total: 106 inspections
| Begin | End | Operator | Hours | Inspectors |
|---|---|---|---|---|
| 02/17/2026 | 02/17/2026 | U S Silica Company | 2.00 | 1 |
| 02/04/2026 | 02/04/2026 | U S Silica Company | 3.50 | 1 |
| 01/20/2026 | 01/20/2026 | U S Silica Company | 10.00 | 1 |
| 11/19/2025 | 11/19/2025 | U S Silica Company | 7.50 | 1 |
| 09/22/2025 | 09/30/2025 | U S Silica Company | 13.00 | 1 |
| 08/26/2025 | 08/26/2025 | U S Silica Company | 5.50 | 1 |
| 08/14/2025 | 08/14/2025 | U S Silica Company | 6.50 | 1 |
| 07/24/2025 | 07/24/2025 | U S Silica Company | 6.25 | 1 |
| 07/21/2025 | 07/21/2025 | U S Silica Company | 3.75 | 1 |
| 07/14/2025 | 07/16/2025 | U S Silica Company | 11.25 | 1 |
| 07/01/2025 | 07/01/2025 | U S Silica Company | 11.00 | 1 |
| 06/24/2025 | 06/26/2025 | U S Silica Company | 13.50 | 1 |
| 05/30/2025 | 06/02/2025 | U S Silica Company | 6.50 | 2 |
| 05/30/2025 | 06/07/2025 | U S Silica Company | 39.75 | 2 |
| 04/14/2025 | 04/17/2025 | U S Silica Company | 39.00 | 2 |
| 03/24/2025 | 03/24/2025 | U S Silica Company | 10.75 | 1 |
| 03/17/2025 | 03/18/2025 | U S Silica Company | 7.00 | 1 |
| 03/07/2025 | 03/07/2025 | U S Silica Company | 0.50 | 1 |
| 02/18/2025 | 02/21/2025 | U S Silica Company | 50.00 | 1 |
| 01/08/2025 | 01/08/2025 | U S Silica Company | 5.50 | 1 |
| 10/28/2024 | 10/28/2024 | U S Silica Company | 3.50 | 1 |
| 10/01/2024 | 10/01/2024 | U S Silica Company | 3.75 | 1 |
| 09/09/2024 | 09/11/2024 | U S Silica Company | 59.50 | 3 |
| 05/02/2024 | 05/02/2024 | U S Silica Company | 9.25 | 1 |
| 03/25/2024 | 03/25/2024 | U S Silica Company | 2.25 | 1 |
| 03/05/2024 | 03/05/2024 | U S Silica Company | 3.25 | 1 |
| 02/26/2024 | 02/27/2024 | U S Silica Company | 40.25 | 2 |
| 09/19/2023 | 09/21/2023 | U S Silica Company | 33.50 | 1 |
| 03/13/2023 | 03/15/2023 | U S Silica Company | 29.50 | 1 |
| 03/09/2023 | 03/10/2023 | U S Silica Company | 31.00 | 1 |
| 01/26/2023 | 01/26/2023 | U S Silica Company | 15.50 | 1 |
| 09/19/2022 | 09/19/2022 | U S Silica Company | 17.50 | 1 |
| 08/17/2022 | 08/25/2022 | U S Silica Company | 79.50 | 1 |
| 02/28/2022 | 03/07/2022 | U S Silica Company | 36.00 | 1 |
| 02/22/2022 | 02/23/2022 | U S Silica Company | 16.00 | 1 |
| 01/18/2022 | 01/19/2022 | U S Silica Company | 16.25 | 1 |
| 09/29/2021 | 09/29/2021 | U S Silica Company | 4.75 | 1 |
| 09/07/2021 | 09/13/2021 | U S Silica Company | 36.25 | 1 |
| 03/15/2021 | 03/18/2021 | U S Silica Company | 77.50 | 2 |
| 08/11/2020 | 08/13/2020 | U S Silica Company | 32.50 | 1 |
| 03/09/2020 | 03/13/2020 | U S Silica Company | 36.75 | 2 |
| 10/29/2019 | 10/29/2019 | U S Silica Company | 2.75 | 1 |
| 09/16/2019 | 09/19/2019 | U S Silica Company | 76.25 | 2 |
| 02/19/2019 | 02/19/2019 | U S Silica Company | 1.50 | 1 |
| 01/30/2019 | 02/05/2019 | U S Silica Company | 36.00 | 1 |
| 09/24/2018 | 09/24/2018 | U S Silica Company | 3.50 | 1 |
| 08/30/2018 | 09/11/2018 | U S Silica Company | 40.50 | 1 |
| 03/12/2018 | 03/15/2018 | U S Silica Company | 37.75 | 1 |
| 07/31/2017 | 08/03/2017 | U S Silica Company | 36.00 | 1 |
| 11/14/2016 | 11/22/2016 | U S Silica Company | 57.75 | 1 |