HOLZMARK -C-

Oil // district 2 // lease#731

op: SKSANCHEZENERGY, LLC

fields: HOLZMARK

cum_oil

92k BBL

cum_gas

0 MCF

wells

16

production

1993-01 — 2026-03

peak_month

1997-07

-- production_history

cum_oil: 91,899 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

481 BBL/mo

Di (annual)

7.3%

b-factor

0.0

EUR

76,987 BBL

R-squared

0.555

type

exponential

-- wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21SOUTH STATES OIL & GAS CO.14,5001985-03-19
19SOUTH STATES OIL & GAS CO.14,5001984-06-20
20SOUTH STATES OIL & GAS CO.13,9001983-10-19
22SOUTH STATES OIL & GAS CO.14,0001983-10-19
16SOUTH STATES OIL & GAS CO.13,6001983-10-11
14SOUTH STATES OIL & GAS CO.14,0001981-08-05
15SOUTH STATES OIL & GAS CO.14,0001981-08-05
11SOUTH STATES OIL & GAS CO.14,0001980-07-11
12SOUTH STATES OIL & GAS CO.19,2001980-03-10
10SOUTH STATES OIL & GAS CO.14,0001980-01-07
9SOUTH STATES OIL & GAS CO.14,0001979-12-06
5SOUTH STATES OIL & GAS CO.14,1001978-04-11
6SOUTH STATES OIL & GAS CO.14,1001978-04-11
142-025-02548--------
342-025-01666--------
442-025-01667--------
EOF // multi-state drilling data platform // 2026