All three Oklahoma groups meet on the fourth Thursday of each month.
- Cimarron Group (Oklahoma City and Northwestern Oklahoma)
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Meets at 7:00 pm at Will Rogers Garden Center, 3400 NW 66th St, Oklahoma City, OK.
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Group Chair: Stephen Melsh - samelsh@yahoo.com
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Cimarron Website: sierraclub.org/oklahoma/cimarron
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Cimarron Facebook Page: facebook.com/cimarronsierraclub
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- Red Earth Group (Norman and Southern Oklahoma)
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Meets at 7:00 pm at the Santa Fe Train Depot in downtown Norman. The Depot is located directly east of the railroad tracks and south of Main St.
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Group Chair: Heather Supinie - REGsierraclub@gmail.com
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Red Earth Website: sierraclub.org/oklahoma/red-earth
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Red Earth Facebook Group: facebook.com/groups/27347387587
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- Green Country Group (Tulsa, Northeastern and far Southeastern Oklahoma)
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Meets at 7:00 pm at the Tulsa Garden Center, 24th and Peoria, Tulsa, OK.
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Group Chair: Okcate Evita Smith McCommas - greencountrysierraclub@gmail.com
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Green Country Website: sierraclub.org/oklahoma/green-country
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Green Country Facebook Page: facebook.com/SierraClubGreenCountryGroup
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