GOLDSMITH, NORTH DEVONIAN UNIT

Oil // district 10 // lease#20194

op: STEPHENS, AUTRY C.

cum_oil

475k BBL

cum_gas

0 MCF

wells

25

production

1993-01 — 2026-03

peak_month

1993-06

-- production_history

cum_oil: 475,339 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,343 BBL/mo

Di (annual)

15.5%

b-factor

0.0

EUR

491,691 BBL

R-squared

0.804

type

exponential

-- wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
30FIVESTONES ENERGY LLC48,6002024-05-22
4FIVESTONES ENERGY LLC17,7902024-05-06
24FIVESTONES ENERGY LLC17,8502024-04-16
17FIVESTONES ENERGY LLC17,9702024-02-02
9WAMOCO PRODUCTION COMPANY18,3501995-06-22
29AMOCO PRODUCTION CO.-ANDREWS18,6001985-06-26
10W42-135-08711--------
11W42-135-03219--------
1242-135-03151--------
13W42-135-03152--------
1442-135-03178--------
18W42-135-21199--------
1942-135-21200--------
1W42-135-08562--------
242-135-83776--------
2042-135-20236--------
21W42-135-21299--------
22W42-135-20238--------
23W42-135-21333--------
25W42-135-21382--------
2642-135-21386--------
3W42-135-03148--------
542-135-03159--------
642-135-03157--------
8W42-135-03218--------
EOF // data source: Texas Railroad Commission // 2026