# Relationship history for MSHA mine 4605890

Current hierarchy: **John Mitch Potter → COAL-MAC LLC → MILLER CREEK PREP. PLANT**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Tug Valley Processing Company → MILLER CREEK PREP. PLANT; 1978-12-01 to 1987-07-09; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → MILLER CREEK PREP. PLANT; 1978-12-01 to 1987-07-09; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Tug Valley Processing Company; 1978-12-01 to 1987-07-09; source msha-controller-operator-history
- **controller_controls_mine:** CONSOL Energy Inc → MILLER CREEK PREP. PLANT; 1986-07-31 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tug Valley Processing Company → MILLER CREEK PREP. PLANT; 1987-07-10 to 1992-11-23; source msha-controller-operator-history
- **controller_controls_mine:** Shell Oil Company → MILLER CREEK PREP. PLANT; 1987-07-10 to 1992-11-23; source msha-controller-operator-history
- **controller_controls_operator:** Shell Oil Company → Tug Valley Processing Company; 1987-07-10 to 1992-11-23; source msha-controller-operator-history
- **controller_controls_mine:** Ashland Inc et al → MILLER CREEK PREP. PLANT; 1989-10-19 to 1997-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Tug Valley Coal Processing Company → MILLER CREEK PREP. PLANT; 1992-11-24 to 1998-09-01; source msha-controller-operator-history
- **controller_controls_mine:** Zeigler Coal Holding Company → MILLER CREEK PREP. PLANT; 1992-11-24 to 1998-09-01; source msha-controller-operator-history
- **controller_controls_operator:** Zeigler Coal Holding Company → Tug Valley Coal Processing Company; 1992-11-24 to 1998-09-01; source msha-controller-operator-history
- **controller_controls_mine:** Arch Resources Inc → MILLER CREEK PREP. PLANT; 1997-07-01 to 2019-10-22; source msha-controller-operator-history
- **operator_operates_mine:** Tug Valley Coal Processing Company → MILLER CREEK PREP. PLANT; 1998-09-02 to 2004-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → MILLER CREEK PREP. PLANT; 1998-09-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → Tug Valley Coal Processing Company; 1998-09-02 to 2004-09-30; source msha-controller-operator-history
- **operator_operates_mine:** LCC West Virginia, LLC → MILLER CREEK PREP. PLANT; 2004-10-01 to 2005-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Lexington Coal Company LLC → MILLER CREEK PREP. PLANT; 2004-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lexington Coal Company LLC → LCC West Virginia, LLC; 2004-10-01 to 2005-03-28; source msha-controller-operator-history
- **operator_operates_mine:** Southern West Virginia Resources LLC → MILLER CREEK PREP. PLANT; 2005-03-29 to 2009-03-25; source msha-controller-operator-history
- **controller_controls_mine:** CONSOL Energy Inc → MILLER CREEK PREP. PLANT; 2005-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → Southern West Virginia Resources LLC; 2005-03-29 to 2009-03-25; source msha-controller-operator-history
- **operator_operates_mine:** CONSOL of Kentucky Inc → MILLER CREEK PREP. PLANT; 2009-03-26 to 2016-08-01; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → CONSOL of Kentucky Inc; 2009-03-26 to 2016-08-01; source msha-controller-operator-history
- **operator_operates_mine:** Southeastern Land, LLC. → MILLER CREEK PREP. PLANT; 2016-08-02 to 2021-01-04; source msha-controller-operator-history
- **controller_controls_mine:** James H  Booth et al → MILLER CREEK PREP. PLANT; 2016-08-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James H  Booth et al → Southeastern Land, LLC.; 2016-08-02 to 2021-01-04; source msha-controller-operator-history
- **controller_controls_mine:** John Mitch Potter → MILLER CREEK PREP. PLANT; 2019-10-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Coal-Mac LLC → MILLER CREEK PREP. PLANT; 2021-01-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John Mitch Potter → Coal-Mac LLC; 2021-01-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc et al → Coal-Mac LLC; 2021-01-05 to 1997-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Arch Resources Inc → Coal-Mac LLC; 2021-01-05 to 2019-10-22; source msha-controller-operator-history