GLASSCOCK A5

Oil · District 08 · Lease #22305

Operator: SANTA FE SNYDER CORPORATION

Cum Oil

436k BBL

Cum Gas

674k MCF

casinghead

Wells

6

Production

1993-01 — 2025-08

Peak Month

2014-06

Production History

Cum Oil: 435,968 BBL Cum Gas: 674,348 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,389 BBL/mo

Di (annual)

42.6%

b-factor

0.0

EUR

349,122 BBL

R-squared

0.855

type

exponential

Operator History (from monthly production reports)

2004-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 268 mo
2000-12 — 2004-03 MERIT ENERGY COMPANY 40 mo
2000-11 — 2000-11 DEVON SFS OPERATING, INC. 1 mo
1999-11 — 2000-10 SANTA FE SNYDER CORPORATION 12 mo
1993-01 — 1999-10 SANTA FE ENERGY RESOURCES, INC. 82 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA INC.19,0502013-09-24
2HPIONEER NATURAL RES. USA INC.19,0502013-09-24
4PIONEER NATURAL RES. USA INC.19,4002005-07-05
3PIONEER NATURAL RES. USA INC.19,1001980-12-31
142-317-30577PIONEER NATURAL RES. USA INC.------
242-317-30602PIONEER NATURAL RES. USA INC.------