# Relationship history for MSHA mine 4609167

Current hierarchy: **William V  Whiting → Carson One Mining LLC → Adrian Refuse Area/Adrian 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

- **controller_controls_mine:** William V  Whiting et al → Adrian Refuse Area/Adrian Prep Plant; 2006-01-17 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Carson One Mining LLC → Adrian Refuse Area/Adrian Prep Plant; 2006-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William V  Whiting et al → Carson One Mining LLC; 2006-06-14 to current/open; source msha-controller-operator-history