OBRIEN RANCH (FRIO 4650)

Field #66655250 · District 2 · --

Leases

4

Operators

5

Cum Oil

882 BBL

Cum Gas

582k MCF

Production

1993-01 — 2013-09

Production History

RRC production reported through Apr 2026 · recent months incomplete

Type Curve (normalized avg across leases)

Click Load to compute type curve from lease data

Top Operators

OPERATORLEASESOIL (BBL)LAST
202009-12
18821997-05
101999-06

Lease Types

Leases (4)

TYPELEASEOPERATOROIL (BBL)GAS (MCF)FIRSTLAST
OilOBRIEN-HARKINS "A"88201993-011997-05
GasO'BRIEN-HARKINS0240k1998-062009-12
GasHARKINS - O'BRIEN "C"051k1998-011999-06
GasO'BRIEN-HARKINS0291k1998-052007-10