# Relationship history for MSHA mine 4602186

Current hierarchy: **Matthew  Ashley → Birch River Resources, LLC → Birch River Plant No. 1**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Island Creek Coal Company → Birch River Plant No. 1; 1950-01-01 to 1993-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Occidental Petroleum Corp → Birch River Plant No. 1; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Occidental Petroleum Corp → Island Creek Coal Company; 1950-01-01 to 1993-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Island Creek Coal Company → Birch River Plant No. 1; 1993-07-01 to 1995-11-30; source msha-controller-operator-history
- **controller_controls_mine:** CONSOL Energy Inc → Birch River Plant No. 1; 1993-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → Island Creek Coal Company; 1993-07-01 to 1995-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Gauley Eagle Holdings, Inc. → Birch River Plant No. 1; 1995-12-01 to 2005-06-09; source msha-controller-operator-history
- **controller_controls_mine:** S & P Holding Company Inc → Birch River Plant No. 1; 1995-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** S & P Holding Company Inc → Gauley Eagle Holdings, Inc.; 1995-12-01 to 2005-06-09; source msha-controller-operator-history
- **operator_operates_mine:** Atlantic Leaseco, LLC → Birch River Plant No. 1; 2005-06-10 to 2016-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Cambrian Mining PLC → Birch River Plant No. 1; 2005-06-10 to 2011-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Cambrian Mining PLC → Atlantic Leaseco, LLC; 2005-06-10 to 2011-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Walter Energy Incorporated → Birch River Plant No. 1; 2011-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Walter Energy Incorporated → Atlantic Leaseco, LLC; 2011-04-01 to 2016-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Virginia Conservation Legacy Fund (VCLF) → Birch River Plant No. 1; 2015-10-28 to 2017-01-25; source msha-controller-operator-history
- **operator_operates_mine:** ERP Environmental Fund, Inc. → Birch River Plant No. 1; 2016-04-11 to 2016-12-12; source msha-controller-operator-history
- **controller_controls_operator:** Virginia Conservation Legacy Fund (VCLF) → ERP Environmental Fund, Inc.; 2016-04-11 to 2016-12-12; source msha-controller-operator-history
- **operator_operates_mine:** Reserve Resource Partners, Inc. → Birch River Plant No. 1; 2016-12-13 to 2022-07-10; source msha-controller-operator-history
- **controller_controls_mine:** Gerald  Rader → Birch River Plant No. 1; 2016-12-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gerald  Rader → Reserve Resource Partners, Inc.; 2016-12-13 to 2022-07-10; source msha-controller-operator-history
- **controller_controls_mine:** Kissito Healthcare Inc → Birch River Plant No. 1; 2017-01-26 to 2018-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Kissito Healthcare Inc → ERP Environmental Fund, Inc.; 2017-01-26 to 2016-12-12; source msha-controller-operator-history
- **controller_controls_mine:** Virginia Conservation Legacy Fund (VCLF) → Birch River Plant No. 1; 2019-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Virginia Conservation Legacy Fund (VCLF) → ERP Environmental Fund, Inc.; 2019-01-01 to 2016-12-12; source msha-controller-operator-history
- **operator_operates_mine:** Birch River Resources, LLC → Birch River Plant No. 1; 2022-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Matthew  Ashley → Birch River Plant No. 1; 2022-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Matthew  Ashley → Birch River Resources, LLC; 2022-07-11 to current/open; source msha-controller-operator-history