MANGOLD, STALEY

Oil // district 13 // lease#24071

op: STEPHENS & JOHNSON OPERATING CO.

cum_oil

36k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2017-09

peak_month

1994-01

-- production_history

cum_oil: 36,180 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

572 BBL/mo

Di (annual)

37.0%

b-factor

0.6

EUR

37,625 BBL

R-squared

0.973

type

hyperbolic

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12LLANDRUM PETROLEUM CO., INC.11,9991985-06-11
13LLANDRUM PETROLEUM CO., INC.11,9991985-06-11
10LLANDRUM PETROLEUM CO., INC.11,9991984-07-19
8LLANDRUM PETROLEUM CO., INC.11,9991984-07-19
9LLANDRUM PETROLEUM CO., INC.11,9991984-07-19
6LLANDRUM PETROLEUM CO., INC.11,9991984-05-11
2LLANDRUM PETROLEUM CO., INC.11,9991984-02-28
3LLANDRUM PETROLEUM CO., INC.11,9991984-02-28
4L42-009-31932--------
EOF // multi-state drilling data platform // 2026