NUNN, J. F. -A-

Oil · District 7C · Lease #13968

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

412k BBL

Cum Gas

1.5M MCF

casinghead

Wells

16

Production

1995-11 — 2020-12

Peak Month

1995-12

Production History

Cum Oil: 411,947 BBL Cum Gas: 1,543,172 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,978 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

454,774 BBL

R-squared

0.814

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-06 PIONEER NATURAL RES. USA, INC. 61 mo
2018-09 — 2021-05 DE3 OPERATING LLC 33 mo
2003-10 — 2018-08 JM COX RESOURCES, L.P. 179 mo
1995-11 — 2003-09 COX, JOHN L. 95 mo

Wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
23PIONEER NATURAL RES. USA INC.18,3001993-05-26
22PIONEER NATURAL RES. USA INC.18,4001992-09-24
21PIONEER NATURAL RES. USA INC.18,4001990-03-28
20PIONEER NATURAL RES. USA INC.18,4001990-01-10
19PIONEER NATURAL RES. USA INC.18,4001989-09-18
18PIONEER NATURAL RES. USA INC.28,4001987-08-21
17PIONEER NATURAL RES. USA INC.28,4001987-08-18
1542-383-01658PIONEER NATURAL RES. USA INC.------
1642-383-01659PIONEER NATURAL RES. USA INC.------
242-383-01646PIONEER NATURAL RES. USA INC.------
342-383-01647PIONEER NATURAL RES. USA INC.------
542-383-01649PIONEER NATURAL RES. USA INC.------
642-383-01650PIONEER NATURAL RES. USA INC.------
742-383-01651PIONEER NATURAL RES. USA INC.------
842-383-01697PIONEER NATURAL RES. USA INC.------
942-383-01652PIONEER NATURAL RES. USA INC.------