| Deposit ID | 10128818 |
|---|---|
| MRDS ID | W021984 |
| MAS/MILS ID | 0420290024 |
| Record type | Site |
| Current site name | Downingtown Quarry & Plant |
| Alternate or previous names | Bradford Hills Quarry |
| Related records | 10075408 |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -75.66963, 40.01251 (WGS84) |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Chester(county)
Pennsylvania(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Downingtown(quadrangle 1:24,000 scale)
Reading(quadrangle 1:100,000 scale)
Newark(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Brandywine-Christina(hydrologic unit)
Lower Delaware(hydrologic accounting unit)
Delaware-Mid Atlantic Coastal(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Pennsylvania | Chester |
| Commodity | Importance |
|---|---|
| Stone, Crushed/Broken | Primary |
| Ore Body (1) | -75.66963, 40.01251 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Past Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Unknown |
|---|---|
| Owner | General Crushed Stone Co |
| ID | 3600029 |
| Year | 1975 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0420290024 | |
| USGS | Mineral Resources Data System | MRDS | W021984 | MAS references MRDS |
| Mine Safety and Health Administration | MSHA | MSHA | 3600029 |
PENNDOT 1975
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 15-NOV-83 | 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 03/10/1976 |
|---|---|
| MSHA mine ID | 3600029 |
| Mine name (MSHA) | Downingtown Quarry |
| Current operator | Heidelberg Materials Northeast LLC |
| Current controller (parent) | Heidelberg Materials AG |
| 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MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date.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.