# Simpson

- **MSHA mine ID:** 0900114
- **Status:** Active
- **Type / commodity:** Surface / Fullers Earth
- **Location:** Thomas, GA
- **Operator:** Oil-Dri Georgia LLC
- **Controller:** Oil Dri Corporation Of America
- **Public source rows linked:** 4,453
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Oil Dri Corporation Of America (M00579) → Oil-Dri Georgia LLC (L00702) → Simpson (0900114)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **Oil Dri Corporation Of America → Oil-Dri Georgia LLC:** 1950-01-01 through current/open; derived from co-tenure at mine 0900114; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- Interval anomalies: 0
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 20 since 2021:** Accidents and injuries 217 historical accident/injury rows; 1 coded fatalities and 3,728 lost days across the published record.
2. **COMPLIANCE — 57 since 2021:** Violations and penalties 521 violation rows across the full record; 151 carry an S&S flag and $291,901 appears in current assessed amounts.
3. **HEALTH — 65 samples:** Occupational health samples 65 personal. 1 personal-sample rows have a published C/E ratio above 1; 0 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 217K employee hours and 366 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 437 linked rows:** Contests, conferences and decisions 216 contested-violation rows, 215 civil-penalty docket/decision rows, and 6 conference records linked by issuance number.
6. **CONTRACTORS — 21 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 18 since 2021:** Inspections 91 inspection events and 4K published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 56.20011 — Barricades and warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20011
- **30 CFR 46.7 — New task training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7
- **30 CFR 56.14112 — Construction and maintenance of guards.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.20003 — Housekeeping.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300

## Source coverage

- **Accident, Injuries, and Illnesses:** 217 rows; 2000-02-19 through 2026-06-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1973-04-12 through 1973-04-12; source ID `msha-addresses`
- **Assessed Violations:** 519 rows; 2000-04-24 through 2026-07-14; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 215 rows; 2011-02-07 through 2019-11-15; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 6 rows; 2008-01-16 through 2010-09-03; source ID `msha-conferences`
- **Contested Violations:** 216 rows; 2007-12-03 through 2019-02-20; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,805 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 396 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 1950-01-01 through 1950-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 91 rows; 2000-04-24 through 2026-07-13; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 65 rows; 2004-06-23 through 2024-01-10; source ID `msha-personal-health-samples`
- **Violations:** 521 rows; 2000-04-24 through 2026-07-14; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/simpson-0900114`
- JSON: `/api/v1/mines/simpson-0900114`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0900114/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0900114/relationships`
- MCP resource: `mine://0900114/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`