| Deposit ID | 10141025 |
|---|---|
| MAS/MILS ID | 0060730816 |
| Record type | Site |
| Current site name | Birch Pit |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -116.99335, 32.61507 (WGS84) |
| Elevation | 152 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
San Diego(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Otay Mesa(quadrangle 1:24,000 scale)
El Cajon(quadrangle 1:100,000 scale)
San Diego(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
San Diego(hydrologic unit)
Laguna-San Diego Coastal(hydrologic accounting unit)
Southern California Coastal(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | San Diego |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| San Bernardino | 018 S | 001 W | 09 | California |
| Commodity | Importance |
|---|---|
| Sand and Gravel, Construction | Primary |
| Ore Body (1) | -116.99335, 32.61507 |
|---|
| Operation type | Surface |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Nelson And Sloan |
| ID | 404080 |
| Home office | California |
| Year | 1979 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060730816 | |
| Mine Safety and Health Administration | MSHA | MSHA | 0404080 |
MSHA MINE FILE REFERENCE, APRIL, 1979.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 31-MAR-1991 | Western Field Operations Center (WFOC) | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 01/15/2007 |
|---|---|
| MSHA mine ID | 0404080 |
| Mine name (MSHA) | Chula Vista Quarry |
| Current operator | CalMat Co |
| Current controller (parent) | Vulcan Materials Company |
| 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MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date.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.