| Deposit ID | 10170003 |
|---|---|
| MRDS ID | W019895 |
| MAS/MILS ID | 0240310003 |
| Record type | Site |
| Current site name | Tri-State Stone Co. Quarry |
| Alternate or previous names | Bethesda Quarry, Tri-State Stone Company, Inc. |
| Related records | 10073747 |
| Point of reference | Town |
|---|---|
| Geographic coordinates: | -77.15438, 39.00893 (WGS84) |
| Elevation | 79 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Montgomery(county)
Maryland(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Rockville(quadrangle 1:24,000 scale)
Frederick(quadrangle 1:100,000 scale)
Baltimore(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Potomac-Catoctin(hydrologic unit)
Potomac(hydrologic accounting unit)
Potomac(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Maryland | Montgomery |
| Commodity | Importance |
|---|---|
| Stone, Dimension | Primary |
| Town (1) | -77.15438, 39.00893 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Tri-State Stone Co., Inc. |
| ID | 1800404 |
| Interest | 100 |
| Home office | Maryland |
| Year | 1981 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0240310003 | |
| USGS | Mineral Resources Data System | MRDS | W019895 | MAS references MRDS |
| Mine Safety and Health Administration | MSHA | MSHA | 1800404 |
EDWARDS, JR., J., 1971, MARYLAND I.C. 11, P. 13.
MESA HEALTH AND SAFETY INSPECTION REPORT MARCH 16, 1972.
MSHA LISTING 5/18/81.
RCF & CMS LISTS 10/81
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 03-NOV-1983 | Eastern Field Operations Center (EFOC) | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 10/01/2003 |
|---|---|
| MSHA mine ID | 1800404 |
| Mine name (MSHA) | Carderock Quarries |
| Current operator | Tri-State Stone & Building Supply Inc. |
| Current controller (parent) | Porto Family Dynasty Trust 1; Brian A Porto et al |
| 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.