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DNRC Headquarters
1539 Eleventh Ave. Helena, MT 59601
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Preliminary Maps & Technical Reports


Below is the most current technical information available for the Clark Fork River, St. Regis River, and tributaries mapping re-studies. 


Preliminary Maps

INDEX 1A

INDEX 2A

30061C0045D 30061C0280D 30061C0459D 30061C0635D
30061C0050D 30061C0290D 30061C0467D 30061C0640D
30061C0065D 30061C0295D 30061C0470D 30061C0645D
30061C0070D 30061C0305D 30061C0478D 30061C0665D
30061C0075D 30061C0310D 30061C0486D 30061C0670D
30061C0090D 30061C0315D 30061C0490D 30061C0690D
30061C0095D 30061C0320D 30061C0495D 30061C0780D
30061C0125D 30061C0330D 30061C0585D 30061C0785D
30061C0250D 30061C0435D 30061C0605D 30061C0805D
30061C0255D 30061C0455D 30061C0610D 30061C0830D
30061C0260D 30061C0458D 30061C0620D  

 


Reports

Preliminary Flood Insurance Study 

30061CV001A

30061CV002A

30061CV003A

30061CV004A

30061CV005A

30061CV006A

30061CV007A

Hydrologic Reports

Hydrologic Analysis: Clark Fork River Prepared by Pioneer Technical Services (July 2017)
Hydrologic Analysis: Clark Fork River Tributaries Prepared by Pioneer Technical Services (March 2018)
Hydrologic Analysis: St. Regis River Prepared by Pioneer Technical Services (January 2019)
Hydrologic Analysis: St. Regis River Tributaries Prepared by Pioneer Technical Services (March 2018)

Hydraulic Reports

Hydraulic Analysis Report: Clark Fork River (appendices available upon request) Prepared by Morrison Maierle (August 2018)
Hydraulic Analysis Report: Clark Fork River Tributaries Prepared by Morrison Maierle (September 2019)
Hydraulic Analysis Report: St. Regis River (appendices available upon request) Prepared by DOWL (October 2018)
Hydraulic Analysis Report: St. Regis River Tributaries (appendices available upon request) Prepared by DOWL (September 2019)

More Info

Maps & Technical Reports

Floodplain FAQs

Contact the County/Town of Superior

Andy Short
(406) 822-3525

 

Contact DNRC

Tiffany Lyden
(406)444-0599

Nadene Wadsworth
(406) 444-6732