WALTER COMPANY

Oil // district 3 // lease#13182

op: VIOLA PROD., INC.

cum_oil

9k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1994-04

-- production_history

cum_oil: 8,628 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

250 BBL/mo

Di (annual)

99.4%

b-factor

0.0

EUR

3,008 BBL

R-squared

0.358

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WDPETRUS OPERATING CO., INC.12,8001985-05-23
2PETRUS OPERATING CO., INC.18,7021980-12-31
1PETRUS OPERATING CO., INC.19,0001980-03-10
EOF // multi-state drilling data platform // 2026