1. The Trona Cloud Featuring OCI, FMC, General Chemical, and Solvay Minerals
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2. The Trona Cloud Featuring OCI, FMC, General Chemical, and Solvay Minerals
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3. The Trona Cloud Stretches for Hundreds of Miles in Southwest Wyoming as well as into the High Uinta’s Wilderness Area in Northern Utah
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4. N
The Trona Cloud (Looking East, 15 Miles West of the Nearest Soda Ash Facility) W E W
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5. N
The Trona Cloud (Looking North-East, 40 Miles West of the Nearest Soda Ash Facility) W E W
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6. N
The Trona Cloud (Looking North, 40 Miles West of the Nearest Soda Ash Facility) W E W

7. N
The Trona Cloud (Looking North-West, 40 Miles West of the Nearest Soda Ash Facility) W E W
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8. What is the Trona Cloud?
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9. Sweetwater County Soda Ash Plants Process Wyoming Trona Into Soda Ash.
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10. Sweetwater County Soda Ash Plants Process Wyoming Trona Into Soda Ash.
Approximately 13 Million tons of Soda Ash are Produced Each Year by 4 Producers.
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11. Soda Ash Producers burn Thousands of Tons of Coal Each Day to Convert Trona into Soda Ash.
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12. The Soda Ash Producers also Calcine, or Heat, Thousands of Tons of Oil Shale Each Year Releasing Hazardous Air Pollutants (HAPS).
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13. Soda ash production facilities heat Trona-oil shale to several hundred degrees. At these temperatures, water boils and is released as a vapor.
Hot Gases at F
25 million tons / year
Soda Ash
Plants
Trona-Oil Shale
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14. Trona Cloud of Condensing Vapors
As the hot vapors contact colder air, the vapors condense…like a car's exhaust on a cold day…
Colder Air
Trona Cloud of Condensing Vapors
Hot Gases at F
25 million tons / year
Soda Ash
Plants
Trona-Oil Shale
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15. 2 Million Lbs/Yr Hazardous Air Pollutants
Many hazardous chemicals like benzene (boiling point 176F), a known carcinogen, are also boiled and condensed within the trona cloud…
Colder Air
2 Million Lbs/Yr Hazardous Air Pollutants
Hot Gases at F
25 million tons / year
Soda Ash
Plants
Trona-Oil Shale
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16. 2 Million Lbs/Yr Hazardous Air Pollutants
…this results in Trona Cloud fog (i.e. benzene fog).
Colder Air
2 Million Lbs/Yr Hazardous Air Pollutants
25 million tons / year
Soda Ash
Plants
Trona-Oil Shale
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17. 2 Million Lbs/Yr Hazardous Air Pollutants
Colder Air
This also results in Trona Cloud rain (i.e. benzene rain).
2 Million Lbs/Yr Hazardous Air Pollutants
25 million tons / year
Soda Ash
Plants
Trona-Oil Shale
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18. The soda ash plants are located along the Green River Valley, a natural bowl…
Solvay
OCI
FMC
General
Chemical
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19. Experts believe that air quality is deteriorating at an alarming rate due to the processing of more oil shale, as the mines are depleting their underground trona resources….
Solvay
OCI
FMC
General
Chemical
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20. The Green River Valley…is described by some experts as a “natural bowl of toxic chemical soup”….
Solvay
OCI
FMC
General
Chemical
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21. According to EPA Data, Approximately 2 Million Lbs
According to EPA Data, Approximately 2 Million Lbs. of Hazardous Air Pollutants (HAPS) are Released by the Soda Ash Producers Each Year.
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22. Trona Cloud HAPS (2 Million Lbs Per Year) “Left Click” to Next Slide
1,3-Butadiene
Acetaldehyde
Acetophenone
Acrolein
Acrylonitrile
Antimony Compounds
Arsenic Compounds
Asbestos
Benzene
Beryllium Compounds
Biphenyl
Bis(2-Ethylhexyl)Phthalate
Cadmium Compounds
Carbon Disulfide
Chlorobenzene
Chromium Compounds
Cobalt Compounds
Cumene
Dibenzofuran
Ethylbenzene
Ethylene Dichloride
Formaldehyde
Hexane
Hydrochloric Acid
Hydrogen Fluoride
Isophorone
Lead Compounds
Manganese Compounds
Mercury Compounds
Methyl Chloride
Methyl Chloroform
Methyl Ethyl Ketone
Methylene Chloride
Nickel Compounds
Perchloroethylene
Phenol
Polycyclic Organic Matter
Polycyclic Organic Matter as 16-PAH
Propionaldehyde
Selenium Compounds
Styrene
Toluene
Trichloroethylene
Xylenes (Mixed Isomers)
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