Tioga County, PA oil and gas wells

Name: Tioga County, PA oil and gas wells
Creator: Pennsylvania Department of Environmental Protection

2,550 wells: 1,115 active, 434 plugged, 107 orphaned, run by 75 operators.

Figures from the Pennsylvania Department of Environmental Protection, updated 2026-10-19.

Top operators in Tioga

Operator	Active	Wells here
SENECA RESOURCES CO LLC	545	821
REPSOL OIL & GAS USA LLC	293	401
EASTERN GAS TRANS & STORAGE INC	75	100
STL RESOURCES LLC	39	42
EXPAND OPER LLC	38	39
PA GEN ENERGY CO LLC	34	38
DIVERSIFIED PROD LLC	32	32
JKLM ENERGY LLC	18	21
UGI STORAGE CO	17	18
CLEAN ENERGY EXPLORATION & PRODUCTION LLC	15	30
VEC ENERGY LLC	4	4
FAIRMAN OIL & GAS CO INC	1	4
ARDENT RESOURCES INC	1	1
DUNCAN TOWNSHIP TIOGA COUNTY BRINESPREADING	1	1
NELSON TWP TIOGA CNTY BRINESPREADING	1	1
SANDY & THAD STEVENS	1	1
SWEPI LP	0	350
ULTRA RESOURCES INC	0	140
PA DEP OFC OIL & GAS MGMT	0	87
SWN PROD CO LLC	0	64
EAST RESOURCES INC	0	54
EQT PROD CO	0	54
ROCKDALE MARCELLUS LLC	0	24
WILLARD REX E	0	18
CIZEK PAUL H	0	11

Well	API / ID	Status	Type	Operator
WILLIAM J ORDWAY 1	37-117-90119	Orphaned	Dry hole	—
WILLIAM J ORDWAY 1	37-117-90120	Orphaned	Oil	—
WILLIAM J ORDWAY 1	37-117-90121	Orphaned	Gas	—
WILLIAM WEST 1	37-117-90080	Orphaned	Dry hole	—
WINBERT SMITH (SURFACE)STANLEY A COL 8	37-117-20089	Orphaned	Oil	PA DEP OFC OIL & GAS MGMT
WL HARRINGTON 1 T17	37-117-00065	Orphaned	Unknown	—
WM BOSTWICK NO 1 OS 3	37-117-00067	Orphaned	Dry hole	—