| Deposit ID | 10270019 |
|---|---|
| MAS/MILS ID | 0300390540 |
| Record type | Site |
| Current site name | Douglas Creek |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -113.26482, 46.31049 (WGS84) |
Political divisions (FIPS codes)
Granite(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Philipsburg(quadrangle 1:24,000 scale)
Philipsburg(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Flint-Rock(hydrologic unit)
Pend Oreille(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Montana | Granite |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 007 N | 013 W | 31 | SESE | Montana |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Lead | Tertiary |
| Silver | Tertiary |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| District name | Phillipsburg |
|---|
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0300390540 |
MONTANA DEPT. OF STATE LANDS. ABANDONED HARDROCK MINES
PRIORITY SITES, SUMMARY REPORT, MARCH 1994, P. 5-71.
| Subject category | Comment text |
|---|---|
| Environmental Factors | THERE WAS NO WASTE ROCK OBSERVED AT THIS SITE DURING THE INVESTIGATION. NO ADIT DISCHARGES, FILLED SHAFTS, SPRINGS, OR SEEPS WERE OBSERVED. THE SITE WAS SITUATED DIRECTLY IN THE INTERMITTENT DOUGLAS CREEK DRAINAGE; SURFACE WATER WAS FLOWING THROUGH AND UNDER THE TALINGS PILES AT THE TIME OF THIS INVESTIGATION. THREE SURFACE WATER SAMPLES WERE COLLECTED FROM DOUGLAS CREEK (UPSTREAM, CENTER OF SITE, AND DOWNSTREAM). OBSERVED RELEASES TO DOUGLAS CREEK WERE DOCUMENT FOR ARSENIC WAS EXCEEDED AND WAS DIRECTLY ATTRIBUTABLE TO THE SITE. OBSERVED RELEASES FOR ARSENIC, MANGANESE, AND NICKEL WERE ALSO DOCUMENTED IN THE STREAM SEDIMENT SAMPLES. THE UPSTREAM SEDIMENT MERCURY CONCENTRATION WAS SIGNIFICANTLY ELEVATED AT 22.5 MG/KG. ONE POTENTIALLY HAZARDOUS ADIT OPENING WAS IDENTIFIED APPROXIMATELY 0.5 MILE ABOVE THIS SITE. BOTH TAILINGS IMPOUNDMENTS HAD UNSTABLE SLOPES DOWN TO THE STREAM, AND BOTH TAILINGS DAMS HAD BEEN BREACHED. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 16-AUG-1994 | O'Brien, Mary Ann | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.