OLSON UNIT

Oil // district 9 // lease#4689

op: MARATHON OIL COMPANY

fields: OLSON

cum_oil

2.1M BBL

cum_gas

0 MCF

wells

112

production

1993-01 — 2026-03

peak_month

1997-07

-- production_history

cum_oil: 2,105,158 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

25,554 BBL/mo

Di (annual)

16.6%

b-factor

0.0

EUR

1,849,283 BBL

R-squared

0.383

type

exponential

-- wells (112)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
502WMARATHON OIL COMPANY22,4332023-11-17
612MARATHON OIL COMPANY22,4002023-11-14
121ASPEN OPERATING COMPANY, L.L.C.12,1232021-06-15
613MARATHON OIL COMPANY42,4152016-11-16
613AMARATHON OIL COMPANY42,4152016-11-16
903WASPEN OPERATING COMPANY, L.L.C.12,0002010-08-20
312ASPEN OPERATING COMPANY, L.L.C.12,4002010-08-06
301MARATHON OIL COMPANY25,7002010-01-12
301RMARATHON OIL COMPANY25,7002010-01-12
417MARATHON OIL COMPANY22,4002007-12-10
417HMARATHON OIL COMPANY22,4002007-12-10
611ASPEN OPERATING COMPANY, L.L.C.12,4002007-11-19
1502ASPEN OPERATING COMPANY, L.L.C.12,2002007-11-08
1502HASPEN OPERATING COMPANY, L.L.C.12,2002007-11-08
501MARATHON OIL COMPANY32,5002007-10-19
313MARATHON OIL COMPANY22,8002007-10-08
313HMARATHON OIL COMPANY22,8002007-10-08
1209MARATHON OIL COMPANY22,8002007-09-26
1209HMARATHON OIL COMPANY22,8002007-09-26
908ASPEN OPERATING COMPANY, L.L.C.12,0132007-09-26
908HASPEN OPERATING COMPANY, L.L.C.12,0132007-09-26
1205ASPEN OPERATING COMPANY, L.L.C.12,2002007-08-30
1205HASPEN OPERATING COMPANY, L.L.C.12,2002007-08-30
419MARATHON OIL COMPANY56,2052003-02-27
1210HENRY PETROLEUM CORP.12,3002000-08-31
422MARATHON OIL COMPANY12,8001997-04-29
423MARATHON OIL COMPANY12,8001997-04-29
420MARATHON OIL COMPANY12,5001997-01-03
421MARATHON OIL COMPANY12,5001997-01-03
1208MARATHON OIL COMPANY12,4001996-09-25
418MARATHON OIL COMPANY12,4001996-07-18
1501MARATHON OIL COMPANY12,4001996-07-10
1506MARATHON OIL COMPANY12,4001996-07-10
604MARATHON OIL COMPANY12,4001996-07-10
416MARATHON OIL COMPANY37,0901996-01-17
603MARATHON OIL COMPANY12,0001994-06-20
716MARATHON OIL COMPANY22,0001994-06-20
901MARATHON OIL COMPANY12,0001994-06-20
414MARATHON OIL COMPANY12,0001994-06-08
407MARATHON OIL COMPANY12,0001994-04-29
408MARATHON OIL COMPANY12,2501994-04-29
909MARATHON OIL COMPANY22,3001994-04-29
403MARATHON OIL COMPANY12,0001994-04-06
1207MARATHON OIL COMPANY12,3501992-12-14
1206MARATHON OIL COMPANY12,4001990-11-21
415MARATHON OIL COMPANY12,4001985-12-23
910MARATHON OIL COMPANY12,4001985-11-19
100142-105-02177--------
110142-105-02179--------
1201W42-105-02243--------
120242-105-02247--------
120342-105-02252--------
120442-105-02255--------
120W42-105-02311--------
130142-105-02241--------
130242-105-02246--------
1310W42-105-02266--------
131142-105-02268--------
1312W42-105-02269--------
131342-105-02364--------
131442-105-02270--------
140142-105-02272--------
1402W42-105-02273--------
140342-105-02274--------
140442-105-02275--------
140542-105-02276--------
150342-105-02251--------
150442-105-02254--------
150542-105-02257--------
150742-105-02262--------
160342-105-02250--------
160442-105-02253--------
170642-105-02259--------
170742-105-02261--------
180842-105-02263--------
190942-105-02264--------
191042-105-02267--------
219W42-105-02310--------
220W42-105-02312--------
30242-105-02214--------
30542-105-02221--------
30642-105-02223--------
30842-105-02227--------
405W42-105-02220--------
406W42-105-02222--------
409W42-105-02228--------
41242-105-02234--------
41342-105-02236--------
60742-105-02225--------
610W42-105-02231--------
70142-105-02178--------
70242-105-02182--------
70442-105-02186--------
70542-105-02188--------
70642-105-02190--------
70742-105-02192--------
708W42-105-02194--------
709W42-105-02196--------
71042-105-02198--------
71142-105-02200--------
71242-105-02202--------
713W42-105-02204--------
71542-105-02208--------
809W42-105-02195--------
81142-105-02199--------
813W42-105-02203--------
814W42-105-02205--------
81542-105-02207--------
902W42-105-02181--------
90442-105-02185--------
906W42-105-02189--------
90742-105-02191--------
EOF // data source: Texas Railroad Commission // 2026