Stanley County, South Dakota
Watercolor drawing of Fort Pierre Chouteau. Dated 1854.
Location in the state of South Dakota
South Dakota's location in the U.S.
Founded	1873 (created) 1890 (organized)
Named for	David S. Stanley
Seat	Fort Pierre
Largest city	Fort Pierre
Area
• Total	1,517 sq mi (3,929 km2)
• Land	1,444 sq mi (3,740 km2)
• Water	73 sq mi (189 km2), 4.8
Time zones	Mountain: UTC-7/-6 western portion
	Central: UTC-6/-5 eastern portion
Website	www.stanleycounty.org
Footnotes: For infobox source see

County Well Data

Well ID	Operator Name	Well Type	Well Status
40-117-05000	Shell Oil Co.	Dry Hole	Abandoned
40-117-05001	Phillps Petroleum Co.	Dry Hole	Abandoned
40-117-05002	Phillps Petroleum Co.	Dry Hole	Abandoned
40-117-05003	CITIES SERVICE OIL CO.	Dry Hole	Abandoned
40-117-05005	P. Benedum	Dry Hole	Abandoned
40-117-05006	Phillps Petroleum Co.	Dry Hole	Abandoned
40-117-05007	Shamrock Oil and Gas Co.	Dry Hole	Abandoned
40-117-05008	CITIES SERVICE OIL CO.	Dry Hole	Abandoned
40-117-05009	South Dakota Development and Refinning Co.	Dry Hole	Abandoned
40-117-05010	Shamrock Oil and Gas Co.	Dry Hole	Abandoned
40-117-05011	CARTER OIL CO.	Dry Hole	Abandoned
40-117-05021	Shell Oil Co.	Dry Hole	Abandoned
40-117-05063	TENNECO OIL CO.	Dry Hole	Abandoned
40-117-05064	TENNECO OIL CO.	Dry Hole	Abandoned
40-117-05065	Gulf Oil Corp.	Dry Hole	Abandoned
40-117-20001	The Anschutz Corp.	Dry Hole	Abandoned
40-117-20002	A. L. Schlaikjer	Dry Hole	Abandoned
40-117-20003	A. L. Schlaikjer	Dry Hole	Abandoned
40-117-20004	GRAVES DRILLING CO., INC.	Dry Hole	Abandoned
40-117-20005	Cabot Corp.	Dry Hole	Abandoned
40-117-20006	Cabot Corp.	Never Drilled	Never Drilled
40-117-20007	Cabot Corp.	Never Drilled	Never Drilled
40-117-20008	Montana-Dakota Utilities Co.	Never Drilled	Never Drilled
40-117-20009	Cabot Corp.	Dry Hole	Abandoned
40-117-20010	Cabot Corp.	Dry Hole	Abandoned
40-117-20011	SODAGAS Ltd.	Dry Hole	Abandoned
40-117-20012	SODAGAS Ltd.	Dry Hole	Abandoned
40-117-20013	SODAGAS Ltd.	Dry Hole	Abandoned
40-117-20014	SODAGAS Ltd.	Water	Active
40-117-20015	SODAGAS Ltd.	Dry Hole	Abandoned
40-117-20016	Bolyard Oil and Gas Ltd.	Dry Hole	Abandoned
40-117-20017	Bolyard Oil and Gas Ltd.	Dry Hole	Abandoned
40-117-20018	True Oil Co.	Dry Hole	Abandoned
40-117-20019	True Oil Co.	Dry Hole	Abandoned
40-117-20020	Forest Oil Corp.	Dry Hole	Abandoned
40-117-20021	Forest Oil Corp.	Dry Hole	Abandoned
40-117-20022	Forest Oil Corp.	Dry Hole	Abandoned
40-117-20023	Forest Oil Corp.	Dry Hole	Abandoned
40-117-20024	Houston Exploration Co.	Never Drilled	Never Drilled
40-117-20025	Forest Oil Corp.	Dry Hole	Abandoned
40-117-20026	Fidelity Exploration and Production Co.	Dry Hole	Abandoned
40-117-20027	Fidelity Exploration and Production Co.	Dry Hole	Abandoned

For data sources see