Ada District Office

1400 Hoppe Blvd. Suite D
Ada, OK 74820-2312
580-332-3441 Office
580-332-8434 Fax

Oklahoma Counties Served by District IV

Atoka Bryan Choctaw Coal
Haskell Hughes Johnston Latimer
Leflore McCurtain McIntosh Marshall
Pittsburg Pontotoc Pottawatomie Pushmataha
Seminole Sequoyah

District IV Staff

Name Title Area
Grant Ellis Manager Ada Office
Audra Shelton Administrative Programs Officer Ada Office
Tammy Shallon Administrative Programs Officer Ada Office
Jeff Krebbs South Supervisor Ada Office
Randall Whelan North Supervisor Ada Office
Wes May Hydrologist Ada Office
Jason Battenfield Field Inspector 6N-9N of Pittsburg; McIntosh Counties
Richard Carlson Field Inspector 1N-5N of LeFlore; McCurtain; Latimer Counties
John Holcomb Field Inspector 2N-5N of Pittsburg; Atoka; Pushmataha Counties
Curtis Hope Field Inspector 6N-10N of LeFlore; Haskell; Sequoyah Counties
Dennis Langdon Field Inspector 8N-9N of Hughes; 9N-11N of Seminole Counties
Del Lynch Field Inspector 1N-3N of Pontotoc; Coal Counties
Luke Marshall Field Inspector Johnston; Marshall; Bryan; Choctaw Counties
Bill Weldon Field Inspector 4N-5N of Pontotoc County
Darrel Wilkes Field Inspector 5N-8N of Seminole County
Randy Williamson Field Inspector 4N-7N of Hughes County
Simon Winlock Field Inspector 9N-11N of Pottawatomie County
Gary Wood Field Inspector 5N-8N of Pottawatomie County