TOM OCONNOR (4400)
field#90534325 // district 2 // --
leases
38
operators
11
cum_oil
4.1M BBL
cum_gas
27.6M MCF
production
1993-01 — 2026-03
-- production_history
-- type_curve (normalized avg across leases)
click load to compute type curve from lease data
-- top_operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| QUINTANA PET. CORP. | 20 | 780k | 2026-03 |
| HILCORP ENERGY COMPANY | 15 | 69k | 2026-03 |
| PENNZOIL EXPLORATION & PROD. CO. | 1 | 1.7M | 2026-03 |
| T-C OIL COMPANY, LLC | 1 | 852k | 2017-07 |
| KOVAR OPERATING, LLC | 1 | 661k | 2021-09 |
-- lease_types
-- leases (38)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | LAMBERT, M. F. | PENNZOIL EXPLORATION & PROD. CO. | 1.7M | 0 | 1993-01 | 2026-03 |
| Oil | MELLON OIL UNIT | T-C OIL COMPANY, LLC | 852k | 0 | 1993-01 | 2017-07 |
| Oil | HEARD, CLAUDE E. ET AL | QUINTANA PET. CORP. | 750k | 0 | 1993-01 | 2026-03 |
| Oil | LAMBERT, M. F. | KOVAR OPERATING, LLC | 661k | 0 | 1993-01 | 2021-09 |
| Oil | LAMBERT E, M.F. | HILCORP ENERGY COMPANY | 34k | 0 | 2023-10 | 2026-03 |
| Oil | HEARD, IRA "B" | HILCORP ENERGY COMPANY | 25k | 0 | 2008-07 | 2026-03 |
| Oil | HEARD, CLEMENT | QUINTANA PET. CORP. | 16k | 0 | 1993-01 | 2007-06 |
| Oil | HEARD, FANNIE V. W. MRS. | QUINTANA PET. CORP. | 6k | 0 | 1996-04 | 2026-03 |
| Oil | OCONNOR, THOMAS, -A- | QUINTANA PET. CORP. | 6k | 0 | 1993-01 | 2001-10 |
| Oil | THOMAS O'CONNOR 'C' | HILCORP ENERGY COMPANY | 4k | 0 | 2012-10 | 2026-03 |
| Oil | IRA HEARD 'A' | HILCORP ENERGY COMPANY | 3k | 0 | 2012-04 | 2026-03 |
| Oil | WILLIAMS, MAUDE, ETAL -B- | QUINTANA PET. CORP. | 1k | 0 | 1993-01 | 2026-03 |
| Oil | CLEMENT HEARD | HILCORP ENERGY COMPANY | 1k | 0 | 2010-05 | 2026-03 |
| Oil | WILSON HEARD "A" | HILCORP ENERGY COMPANY | 741 | 0 | 2009-02 | 2012-07 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 249k | 2001-12 | 2006-03 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 420k | 2001-09 | 2003-05 |
| Gas | BAUER, MARY | QUINTANA PET. CORP. | 0 | 0 | 1993-01 | 2003-01 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 3.1M | 1993-01 | 2008-03 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 1.1M | 1993-01 | 1998-05 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 2.6M | 1993-01 | 2002-11 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 333k | 2002-06 | 2007-02 |
| Gas | HEARD, IRA "A" | QUINTANA PET. CORP. | 0 | 0 | 1993-01 | 1995-11 |
| Gas | TOM O'CONNOR 440 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 834k | 2001-09 | 2008-06 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 3.9M | 1993-01 | 2006-02 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 3.1M | 1993-01 | 2005-11 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 31 | 1993-01 | 1993-03 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 1.8M | 1997-11 | 2006-01 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 1.2M | 1997-02 | 2003-05 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 402k | 2001-12 | 2006-02 |
| Oil | BAUER, MARY CLAIRE ET VIR | HILCORP ENERGY COMPANY | 0 | 0 | 2008-04 | 2012-04 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 611k | 2001-10 | 2006-08 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 3.5M | 1993-01 | 2007-01 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 366k | 1993-01 | 2006-09 |
| Gas | TOM O'CONNOR 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 749k | 2002-03 | 2005-12 |
| Oil | WILLIAMS, MAUDE, ETAL -A- | QUINTANA PET. CORP. | 0 | 0 | 1993-01 | 2002-03 |
| Oil | OCONNOR, THOMAS -C- | QUINTANA PET. CORP. | 0 | 0 | 1993-01 | 1997-03 |
| Gas | O'CONNOR, TOM 4400 SAND GAS UNIT | HILCORP ENERGY COMPANY | 0 | 2k | 2005-07 | 2008-03 |
| Gas | TOM OCONNOR 4400 SAND GAS UNIT | QUINTANA PET. CORP. | 0 | 3.1M | 1993-01 | 2006-01 |