| Deposit ID | 10267363 |
|---|---|
| MAS/MILS ID | 0221270003 |
| Record type | Site |
| Current site name | Winnfield Salt Dome |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -92.71706, 31.91908 (WGS84) |
| Elevation | 50 |
| Location accuracy | 100(meters) |
Political divisions (FIPS codes)
Winn(county)
Louisiana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Winnfield West(quadrangle 1:24,000 scale)
Winnfield(quadrangle 1:100,000 scale)
Alexandria(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Dugdemona(hydrologic unit)
Lower Red(hydrologic accounting unit)
Lower Red-Ouachita(hydrologic subregion)
Lower Mississippi(hydrologic region)
Federal lands
Kisatchie National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Louisiana | Winn |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Louisiana | 011 N | 004 W | 19 | Louisiana |
| Commodity | Importance |
|---|---|
| Gypsum-Anhydrite | Tertiary |
| Ore Body (1) | -92.71706, 31.91908 |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Unknown |
|---|---|
| Owner | Winnrock Inc |
| ID | 1600021 |
| Interest | 100 |
| Home office | Louisiana |
| Year | 1981 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0221270003 | |
| Mine Safety and Health Administration | MSHA | MSHA | 1600021 |
GEOMAP REGIONAL MAP NO 5 NORTH LOUISIANA
WINNFIELD LA 15 MIN QUAD MAP USGS
WATER QUALITY STATION MAP NO 15 OFFICE OF WATER DATA
COORDINATION USGS
MSHA METAL-NONMETAL MINE FILE REFERENCE 02/25/81
GUIDEBOOK NORTH CENTRAL LOUISIANA SALT DOMES GULF COAST
ASSOCIATION OF GEOLOGICAL SOCIETIES 1970
JOHN ROVIK PROFESSOR LSU GEOLOGY SCHOOL
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 18-NOV-1983 | Louisiana Geological Survey | Louisiana Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Intermittent since 02/11/2026 |
|---|---|
| MSHA mine ID | 1600021 |
| Mine name (MSHA) | Winn Rock, LLC |
| Current operator | Winn Rock LLC |
| Current controller (parent) | Kara L Dunham |
| Mine type | Surface (Metal / non-metal) |
MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.
Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.