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Shell Oil Company vs Southwestern Energy Production Company

Side-by-side comparison of two oil and gas operators in CA,IL,KS,KY,LA,MI,MO,MT,ND,NM,NY,OK,PA,TX,WY and CO,IL,KY,LA,OK,PA,TX,WV,WY. Drawn from public well data and state-regulator production filings.

Important — Public-Data Disclaimer. The information shown on this page is sourced exclusively from publicly available oil and gas regulatory records (Texas Railroad Commission, Oklahoma Corporation Commission, and aggregated public well data). Valor is presenting these public records side-by-side as an informational convenience only.

Shell Oil Company

CA,IL,KS,KY,LA,MI,MO,MT,ND,NM,NY,OK,PA,TX,WY · 15,208 wells on file

Southwestern Energy Production Company

CO,IL,KY,LA,OK,PA,TX,WV,WY · 1,805 wells on file

Side-by-Side Statistics

MetricShell Oil CompanySouthwestern Energy Production Company
Total wells15,2081,805
Wells producing (any time)1,866287
Permits filed (last 24 months)611
Most recent permit date2025-10-072026-06-15
Most recent spud date2023-03-092026-03-13
Average lateral length (ft)1,7665,847
Top formationAntrimMarcellus
Top countyHamiltonMarion
States operating inCA,IL,KS,KY,LA,MI,MO,MT,ND,NM,NY,OK,PA,TX,WYCO,IL,KY,LA,OK,PA,TX,WV,WY
Last-12mo oil production (BBL)3,743154,180
Last-12mo gas production (Mcf)22,1664,861,850

Shared Territory

Both operators target these formations / plays:

Illinois Basin

Per-Operator Top Counties & Formations

Shell Oil Company

Counties: Hamilton (308) · Franklin (302) · Los Angeles (285) · Clinton (283) · Santa Barbara (248)

Formations: Antrim (1,614) · Illinois Basin (1,485) · Gulf Coast Basin (La - Tx) (1,409) · Monterey (680) · Monterey-Temblor (604)

Southwestern Energy Production Company

Counties: Marion (85) · Converse (69) · Susquehanna (30) · Logan (18) · Ohio (17)

Formations: Marcellus (640) · Chautauqua Platform (112) · Niobrara- Mowry (98) · Barnett (82) · Illinois Basin (68)

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