Underground Injection Control National Technical Workgroup Members

Provided in the table below are the names and contact information for current Underground Injection Control (UIC) National Technical Workgroup (NTW) members.

Review the NTW's charter to learn more about their general operating principles.

State and Federal National Technical Workgroup Members - Updated February 2023
Region/State	Lead Member	Alternate Member
1	Stafford Madison ([email protected])
2	Harper Stanfield ([email protected])
3	Kevin Rowsey ([email protected])	Dave Rectenwald ([email protected])
4	Jason B. Meadows, ([email protected])	Larry Cole ([email protected])
5	Felicia Chase, Chair ([email protected])	Colin Murphy ([email protected])
6	Brody Friesenhahn ([email protected])	Ian Ussery ([email protected])
7	Marina Mahler, Co-Chair ([email protected])	Ben Meissner ([email protected])
8	Wendy Cheung ([email protected])	Rick Arnold ([email protected])
9	Matthew Cardona ([email protected])	Nancy Rumrill ([email protected])
10	Evan Osborne ([email protected])	James Robinson ([email protected])
EPA Headquarters	Bill Bates ([email protected])	Jeff Jollie ([email protected]) Colin Dyroff ([email protected])
Colorado	John Morgan, Colorado Energy and Carbon Management Commission ([email protected])
Florida	James Dodson, Florida Department of Environmental Protection ([email protected])
Louisiana	Matthew Aranyosi, Louisiana Department of Energy and Natural Resources ([email protected])
Ohio	Lindsay Taliaferro, Ohio Environmental Protection Agency ([email protected])
Oklahoma	David Cates, Oklahoma Department of Environmental Quality ([email protected])
Texas	Richard Heitzenrater, Texas Commission on Environmental Quality ([email protected])