UNIVERSITY 66, 67, 68 UNIT

Oil · District 7C · Lease #1017

Operator: THOMPSON, J. CLEO

Cum Oil

316k BBL

Cum Gas

140k MCF

casinghead

Wells

23

Production

1993-01 — 2026-04

Peak Month

1996-02

Production History

Cum Oil: 316,374 BBL Cum Gas: 140,032 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,038 BBL/mo

Di (annual)

15.3%

b-factor

0.8

EUR

309,348 BBL

R-squared

0.804

type

hyperbolic

Operator History (from monthly production reports)

2025-10 — 2026-07 PETX OPERATING LLC 10 mo
2021-01 — 2025-09 3TURTLE OIL & GAS, LLC 57 mo
1993-01 — 2020-12 THOMPSON, J. CLEO 336 mo

Wells (23)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
206PETX OPERATING LLC17,5981985-11-08
210PETX OPERATING LLC11,2501977-11-07
314PETX OPERATING LLC11,2501977-11-07
315PETX OPERATING LLC11,2501977-11-07
105W42-105-02644PETX OPERATING LLC------
10842-105-02652PETX OPERATING LLC------
201W42-105-02625PETX OPERATING LLC------
202W42-105-02634PETX OPERATING LLC------
20342-105-02638PETX OPERATING LLC------
20742-105-02651PETX OPERATING LLC------
20942-105-02655PETX OPERATING LLC------
30142-105-80144PETX OPERATING LLC------
302W42-105-02635PETX OPERATING LLC------
30342-105-02639PETX OPERATING LLC------
304W42-105-02643PETX OPERATING LLC------
305W42-105-02576PETX OPERATING LLC------
306W42-105-02648PETX OPERATING LLC------
307W42-105-02649PETX OPERATING LLC------
30842-105-02654PETX OPERATING LLC------
30942-105-02656PETX OPERATING LLC------
31042-105-02657PETX OPERATING LLC------
31242-105-30660PETX OPERATING LLC------
31342-105-30659PETX OPERATING LLC------