| Deposit ID | 10140889 |
|---|---|
| MAS/MILS ID | 0060850258 |
| Record type | Site |
| Current site name | Serpa Quarry |
| Alternate or previous names | Serpa Pit and Mill |
| Point of reference | Trench |
|---|---|
| Geographic coordinates: | -121.86493, 37.45071 (WGS84) |
| Elevation | 6 |
| Location accuracy | 100(meters) |
Political divisions (FIPS codes)
Santa Clara(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Calaveras Reservoir(quadrangle 1:24,000 scale)
San Jose(quadrangle 1:100,000 scale)
San Jose(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Coyote(hydrologic unit)
San Francisco Bay(hydrologic accounting unit)
San Francisco Bay(hydrologic subregion)
California(hydrologic region)
Federal lands
LG(Federal land areas administered by LG)
| Country | State | County |
|---|---|---|
| United States | California | Santa Clara |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 005 S | 001 E | California |
| Commodity | Importance |
|---|---|
| Stone, Crushed/Broken | Primary |
| Trench (1) | -121.86493, 37.45071 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Unknown |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Raisch Paving Co. |
| ID | 402880 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060850258 | |
| Mine Safety and Health Administration | MSHA | MSHA | 0402880 |
MESA
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1991 | Lowe, Nathan T. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Abandoned since 06/08/2009 |
|---|---|
| MSHA mine ID | 0402880 |
| Mine name (MSHA) | SERPA PIT QUARRY |
| Current operator | Raisch Products |
| Current controller (parent) | Douglas E Raisch |
| 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MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date.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.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.