Science Lab I n d u c t i v e l y Coupled Plasma Quantometer 2. Water a n a l y s i s from wells and s p r i n g s i n Weber and 3. Chemical yeothermometers and surface temperatures f o r f l u i d s Q 0 GEOTHERMAL ASSESSMENT OF PAFT OF THE EAST SHORE AREA, DAVIS AND WEBER COUNTIES, UTAH ABSTRACT The Utah Geological and Mineral Survey (UGblS) h a s been conducting research t o advance t h e u t i l i z a t i o n of low-temperature geothermal r e s o u r c e s i n Utah a s p e r U. S. Department o f Energy (DOE) c o n t r a c t DE-ASO7-77ET28393. i n c l u d e s p o r t i o n s o f Weber and Davis c o u n t i e s and i s p a r t o f an area-wide T h i s s t u d y geothermal r e s e a r c h program conducted along the Wasatch F r o n t. klthough three known low-temperature geothermal areas are l o c a t e d i n t h e s e two c o u n t i e s (Oyden and Hooper Hot Springs and t h e L i t t l e Mountain South geothermal a r e a) , t h e purpose o f t h i s study was t o l o c a t e clther resources n o t previously i d e n t i f i e d. Geothermal reconnaissance techniques attempted i n t h i s study included a water temperature survey, and chemical arlalyses of s p r i n g s and wells. temperature survey i d e n t i f i e d 12 wells w i t h water temperatures 20°C o r higher. These wells were, however, l o c a t e d throughout t h e study area and w i t h t h e e x c e p t i o n o f one l o c a t i o n (W-15), e x h i b i t e d no o t h e r low-temperature thermal characteristics t h a t i n d i c a t e d warmer temperatures could be expected a t d e p t h or w i t h i n t h e v i c i n i t y. The Sample l o c a t i o n W-15 was s i m i l a r , c h e m i c a l l y , t o Hooper and Ogden Hot S p r i n g s a s well a s samples c o l l e c t e d from three other non-thernial wells i n t h e area. 1 4 ' t o 1 6 O C , chemical geothermometer r e s u l t s i n d i c a t e temperatures t o b e expected a t depth range from 60' t o 9OoC. o f these samples i n d i c a t i v e o f low-temperature geothermal p o t e n t i a l n o t previously i d e n t i f i e d i n c l u d e common i o n c o n c e n t r a t i o n s high i n Na and C1, high c o n c e n t r a t i o n s o f trace elements such a s L i , Ba, and Sr, a s well a s Ca/HC03 and C U B r a t i o s g r e a t e r t h a n background.