Montana Geothermal Sites: Sun River
SUMMARY INFORMATION:
Location: N 47.6329
W 112.8558
Nearest town: 5 miles W of Hardin
County: LEWIS AND CLARK
Depth: 4000 feet
Temperature:   87 F
Flow: 711 gpm
TDS: 890
Site ID:  MGEOT042
LOCATE AND VIEW VIA
NRIS DIGITAL MAPS:

Allows resizing of topos and
access to aerial photographs.
CHEMISTRY (ppm, mg/L)
Site name: SUN RIVER SPRINGS
Temp: 30 C
TDS: 890
pH: 7.2
Sodium: N.A.
Potassium: N.A.
Calcium: N.A.
Magnesium: N.A.
Iron: N.A.
Boron: N.A.
SiO2: N.A.
Sulfate: N.A.
Chloride: N.A.
Fluoride: N.A.

Referenced from State Geothermal Map, Sonderegger & Bergantino, 1981. Accessed by trail along north side of Gibson Reservoir.

Sun River geothermal site