Mills Plant — Inspections

Total: 97 inspections

Begin End Operator Hours Inspectors
12/14/2025 12/16/2025 Black Hills Bentonite 15.00 1
07/15/2025 07/23/2025 Black Hills Bentonite 23.25 1
12/19/2024 12/19/2024 Black Hills Bentonite 9.75 1
07/16/2024 07/29/2024 Black Hills Bentonite 47.25 2
12/18/2023 12/18/2023 Black Hills Bentonite 11.75 1
09/19/2023 09/19/2023 Black Hills Bentonite 1.00 1
09/18/2023 09/19/2023 Black Hills Bentonite 20.50 1
09/08/2023 09/15/2023 Black Hills Bentonite 45.00 1
12/11/2022 12/14/2022 Black Hills Bentonite 10.50 1
07/19/2022 07/25/2022 Black Hills Bentonite 18.00 1
03/07/2022 03/10/2022 Black Hills Bentonite 5.50 1
03/02/2022 03/03/2022 Black Hills Bentonite 23.00 1
12/14/2021 12/19/2021 Black Hills Bentonite 23.50 1
08/12/2021 08/14/2021 Black Hills Bentonite 26.50 1
01/22/2021 01/22/2021 Black Hills Bentonite 0.75 1
12/16/2020 12/16/2020 Black Hills Bentonite 12.00 1
07/21/2020 07/21/2020 Black Hills Bentonite 1.00 1
04/01/2020 04/02/2020 Black Hills Bentonite 8.00 1
02/12/2020 02/12/2020 Black Hills Bentonite 8.00 1
05/08/2019 05/09/2019 Black Hills Bentonite 13.00 1
04/01/2019 04/03/2019 Black Hills Bentonite 20.00 1
01/09/2019 01/10/2019 Black Hills Bentonite 18.00 1
04/03/2018 04/05/2018 Black Hills Bentonite 33.00 1
10/24/2017 10/25/2017 Black Hills Bentonite 25.00 1
09/21/2017 09/23/2017 Black Hills Bentonite 35.00 1
08/10/2017 08/10/2017 Black Hills Bentonite 7.50 1
07/24/2017 07/24/2017 Black Hills Bentonite 0.50 1
07/17/2017 07/18/2017 Black Hills Bentonite 9.00 1
06/23/2017 06/23/2017 Black Hills Bentonite 11.50 1
06/07/2017 06/14/2017 Black Hills Bentonite 41.50 1
01/17/2017 01/18/2017 Black Hills Bentonite 21.00 1
09/28/2016 09/28/2016 Black Hills Bentonite 6.00 1
09/08/2016 09/09/2016 Black Hills Bentonite 2.25 1
08/29/2016 08/30/2016 Black Hills Bentonite 1.50 1
08/29/2016 08/30/2016 Black Hills Bentonite 13.00 1
03/01/2016 03/01/2016 Black Hills Bentonite 1.00 1
03/01/2016 03/01/2016 Black Hills Bentonite 12.00 1
05/26/2015 05/26/2015 Black Hills Bentonite 1.50 1
02/02/2015 02/05/2015 Black Hills Bentonite 2.00 1
02/02/2015 02/05/2015 Black Hills Bentonite 49.25 1
10/27/2014 10/29/2014 Black Hills Bentonite 21.75 1
08/19/2014 08/21/2014 Black Hills Bentonite 7.50 1
08/18/2014 08/21/2014 Black Hills Bentonite 31.50 2
05/05/2014 05/07/2014 Black Hills Bentonite 18.75 1
01/13/2014 01/31/2014 Black Hills Bentonite 67.00 3
04/10/2013 04/11/2013 Black Hills Bentonite 17.50 1
12/03/2012 12/03/2012 Black Hills Bentonite 7.00 1
11/14/2012 11/15/2012 Black Hills Bentonite 14.00 1
03/29/2012 03/29/2012 Black Hills Bentonite 15.00 1
03/20/2012 03/21/2012 Black Hills Bentonite 37.50 1