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 Three Forks, Montana (Round 2)

 
Site Information
Location: Three Forks, MT
Population: 1,728
Address: P.O. Box 187
Three Forks, MT 59752
Contact: Randy Johnston, Superintendent  
406-595-3408
Demonstration Site: Well #2
Enclosed Space: None
Source Water: Ground Water
Maximum Daily Flow: 250 gpm
Existing Treatment: None
Arsenic Removal Technology: Kinetico Iron Removal Oxidation, Macrolite Filtration
Disposal Option: Gravity Sewer to Lagoon

 

Project Status
Cooperative Research and Development Agreement (CRADA) signed Completed
CRADA approved by legal Completed
EPA/contractor site visit Completed
Contractor/system agreement Completed
Plans submitted Completed
Plans approved Completed
Equipment installed Completed
Study began Completed
Study completed N/A
Six-month report cleared N/A
Final report cleared N/A

 

Source Water Quality
Analysis mg/L Analysis mg/L
Total As 0.072 pH – Units 7.4
As (III) N/A Ca N/A
As (V) N/A Mg 13.1
Fe <0.03 Na N/A
Mn N/A Chloride 19
PO4 0.86 Hardness as CaCO3 246
SiO2 49 T. Alkalinity as CaCO3 N/A
SO4 N/A TOC 65
NO3 – N 11.5 TDS 692

Note: All data provided by utility except as noted.
N/A = Not available

Contact

Tom Sorg
513-569-7370

See Also

EPA’s Water Treatment Demonstration Project to Reduce Amount of Arsenic in Three Forks, MT, Drinking Water (PDF) (2 pp, 112 KB) June 2006

Federal Register Environmental Documents: Arsenic Treatment Demonstrations

How to Participate

Demo Site Information form (PDF) (2 pp, 57 KB)

Frequently Asked Questions

Publications on Arsenic

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