| Deposit ID | 10293834 |
|---|---|
| MAS/MILS ID | 0300130026 |
| Record type | Site |
| Current site name | Compromise Claim |
| Alternate or previous names | Compromise, Moulton Group |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -110.73524, 46.93601 (WGS84) |
| Elevation | 1762 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Cascade(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Neihart(quadrangle 1:24,000 scale)
White Sulphur Springs(quadrangle 1:100,000 scale)
White Sulphur Springs(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Belt(hydrologic unit)
Upper Missouri(hydrologic accounting unit)
Missouri-Marias(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Helena-Lewis and Clark National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Cascade |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 014 N | 008 E | 32 | N2 | Montana |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Silver | Tertiary |
| Zinc Critical | Tertiary |
| Main Entrance (1) | -110.73524, 46.93601 |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Ownership category | National Forest |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0300130026 |
MONTANA DEPARTMENT OF STATE LANDS. ABANDONED HARDROCK MINES
PRIORITY SITES, SUMMARY REPORT, MARCH 1994, P. 5-32.
U.S. BUREAU OF MINES IC 7589, 1951, P. 23-24.
| Subject category | Comment text |
|---|---|
| Environmental Factors | NO MILL TAILINGS WERE OBSERVED AT THIS SITE DURING THE INVESTIGATION. TWO DISCHARGING ADITS AND ONE DISCHARGING SHAFT WERE IDENTIFIED. MAXIMUM CONTAMINANT LEVELS FOR CADMIUM AND NICKEL WERE EXCEEDED IN THE SHAFT DISCHARGE. INTERMITTENT COMPROMISE GULCH FLOWED DIRECTLY THROUGH THE SITE. DOWNSTREAM IRON, MANGANESE, NICKEL, AND ZINC CONCENTRATIONS WERE ELEVATED AT LEAST THREE TIMES THE UPSTREAM CONCENTRATIONS, BUT WERE NOT SIGNIFICANTLY ELEVATED IN THE SOURCE SAMPLES AND THUS NOT DIRECTLY ATTRIBUTABLE TO THIS SITE. AN OBSERVED RELEASE TO COMPROMISE GULCH WAS DOCUMENTED FOR ARSENIC (SEDIMENT). ONE POTENTIALLY HAZARDOUS MINE OPEN (SHAFT #1, FENCED) WAS IDENTIFIED AT THE SITE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 03-NOV-1994 | O'Brien, Mary Ann | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.