The data below represent everything available in the MBMG Abandoned and Inactive Mines (AIM) database.

Sites Table
AIM Id Name Alternate Name District County
CC008410 NEIHART TAILINGS MONTANA/NEIHART CASCADE
MRDS AMLI MILS Latitude Longitude Datum
07-134 46.9417 -110.7444
Township Range Section QSection UTM Northing UTM Easting UTM Zone UTM Datum
14N 08E 29 CCB
Average Elevation Elev Units Land Owner 250K Quad 100K Quad 24K Quad
F WHITE SULPHUR WHITE SULPHUR NEIHART
Property Type Update Date Who Updated
MILL 12/15/1997 MDK
Agency Info Table
Information
Agency: NF
Region District: R1
Ranger District: KINGS HILL
Forest Service Tract:
Watershed Code: 10030105
Forest or Resource Area: LEWIS AND CLARK
Owner: P
Impact: L
Report: The Neihart Tailings are located in section 29 (T14N R08E) and is on private land. There are mill tailings present, but there are not any discharging adits. The estimated volume of tailings is 23,000 cubic yards. The tailing contain elevated levels of arsenic, cadmium, lead, antimony, and zinc. There was not any waste rock. Belt Creek flowed between the tailing and U.S. Highway 89. Stream sediment samples taken from Belt Creek documented the release of arsenic.
Sample Table
Sample Id Sampler pH SC Date TempC Flow Rate Flow Units Flow Method Source Ind No Veg Stain Salt Sulf Turb Location Related to Stream Stream Sedimention Photos Available? Photo Numbers Remarks
BBCS30M PAH 7.33 113.2 5/28/1998 3.9 41 CFS ESTIMATED STREAM N N N N N UP BELT CREEK NO Y 60-12 DOWN FROM OTHER MINES INCLUDING MOULTON; COMPROMISE; QUEEN OF THE HILLS ETC. UPSTREAM FROM NEIHART T
BBCS40M PAH 7.75 93.9 5/28/1998 4.6 48.6 CFS METER STREAM N N N N N DOWN BELT CREEK NO Y 60-14 DOWNSTREAM FROM NEIHART TAILINGS.
BBCS50L PAH 7.74 82.9 5/28/1998 5.3 42 CFS ESTIMATED STREAM N N N N N DOWN BELT CREEK NO Y 60-15; 16
Screening Criteria Table
Information
Mill Tailings: Y
Adit Discharge:
Metal Leaching: Y
Water Erosion: Y
Residence:
Hazardous Materials:
Open Adit:
Visit: Y
Comments: VISITED BY JEFF LONN (MBMG); 5/18/98; MDSL-AMRB/PIONEER TECHNICAL SERVICES REPORT (1995)
Rank Table
Information
Investigator: J. LONN
Date: 5/18/1998
Photos Available?:
Access:
Nearest Wetlands/Bog:
Drainage Basin:
Water Contact Stream:
Nearest Surface Water Intake:
Number of Surface Water Intake(s) observed within 15 miles downstream:
Uses of Surface Water Intake(s) observed within 15 miles downstream:
Nearest Wells (miles):
Number of Wells within 4 miles:
Uses of Wells within 4 miles:
Nearest Dwelling (miles):
Number of Months Occupied:
Number of Houses within 2 miles:
Recreational Usage on Site:
Nearest Recreational Area (miles):
Name or Type of Recreational Area:
Safety Risk from Open Adit/Shaft:
Safety Risk from Highwall or Unstable Slopes:
Safety Risk from Unstable Structures:
Safety Risk from Chemicals:
Safety Risk from Solid Waste (includes sharp rusted items):
Safety Risk from Explosives:
Sensitive Environments within 2 miles of Site or 15 miles Downstream:
Population within 0-0.25 miles:
Population within 0.25-0.5 miles:
Population within 0.5-1 miles:
Population within 1-2 miles:
Population within 2-3 miles:
Population within 3-4 miles:
Public Interest:

End of report. Retrieved 5/2/2024 5:41:49 PM.

The preceding materials represent the contents of the databases at the Montana Bureau of Mines and Geology at the time and date of the retrieval. The information is considered unpublished and is subject to correction and review on a daily basis. The Bureau warrants the accurate transmission of the data to the original end user at the time and date of the retrieval. Retransmission of the data to other users is discouraged and the Bureau claims no responsibility if the material is retransmitted. There may be data in the request area that are not recorded at the Bureau.