MATHIS 7

Oil · District 08 · Lease #49903

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

85k BBL

Cum Gas

209k MCF

casinghead

Wells

2

Production

2018-03 — 2025-11

Peak Month

2018-04

Production History

Cum Oil: 85,482 BBL Cum Gas: 209,258 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,835 BBL/mo

Di (annual)

45.3%

b-factor

0.0

EUR

75,077 BBL

R-squared

0.727

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2018-03 — 2021-05 DE3 OPERATING LLC 39 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.112,0002018-03-09
1PIONEER NATURAL RES. USA INC.112,0002017-10-13