CENTRAL ROBERTSON CLEARFORK UNIT

Oil · District 8A · Lease #65590

Operator: SHELL WESTERN E&P INC.

Cum Oil

19.6M BBL

Cum Gas

7.8M MCF

casinghead

Wells

154

Production

1993-01 — 2026-04

Peak Month

2003-10

Production History

Cum Oil: 19,624,455 BBL Cum Gas: 7,810,023 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

95,495 BBL/mo

Di (annual)

9.4%

b-factor

0.0

EUR

12,020,866 BBL

R-squared

0.945

type

exponential

Operator History (from monthly production reports)

2026-05 — 2026-07 OCCIDENTAL PERMIAN EOR, LLC 3 mo
2000-05 — 2026-04 OCCIDENTAL PERMIAN LTD. 312 mo
1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo
1993-01 — 1997-02 SHELL WESTERN E&P INC. 50 mo

Wells (154)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1157OCCIDENTAL PERMIAN LTD.17,4002019-05-08
1335OCCIDENTAL PERMIAN LTD.17,8002019-04-25
1339OCCIDENTAL PERMIAN LTD.37,3002019-01-31
1158OCCIDENTAL PERMIAN LTD.27,3002019-01-30
1130OCCIDENTAL PERMIAN LTD.27,5002017-04-07
1229OCCIDENTAL PERMIAN LTD.47,5002016-12-02
1153OCCIDENTAL PERMIAN LTD.17,5002016-08-30
1154OCCIDENTAL PERMIAN LTD.17,5002016-08-30
1264OCCIDENTAL PERMIAN LTD.17,5002016-08-30
1334OCCIDENTAL PERMIAN LTD.17,9002016-08-30
1263OCCIDENTAL PERMIAN LTD.17,5002016-08-25
1155WOCCIDENTAL PERMIAN LTD.27,5002016-08-16
1156OCCIDENTAL PERMIAN LTD.27,5002016-08-16
1261OCCIDENTAL PERMIAN LTD.37,2502016-04-20
1261ROCCIDENTAL PERMIAN LTD.17,3002015-02-23
1151ROCCIDENTAL PERMIAN LTD.17,3002015-02-20
1230ROCCIDENTAL PERMIAN LTD.17,3002015-01-14
1247ROCCIDENTAL PERMIAN LTD.17,3002015-01-14
1147ROCCIDENTAL PERMIAN LTD.17,3002015-01-13
1151OCCIDENTAL PERMIAN LTD.17,2502005-09-23
1152OCCIDENTAL PERMIAN LTD.17,2502005-09-23
1262OCCIDENTAL PERMIAN LTD.17,2502005-09-23
1150OCCIDENTAL PERMIAN LTD.17,2502004-05-18
1333OCCIDENTAL PERMIAN LTD.17,2502004-05-18
1149OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1257OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1258OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1259OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1260OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1329OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1330OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1331OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1332OCCIDENTAL PERMIAN LTD.17,2502004-01-14
1256OCCIDENTAL PERMIAN LTD.17,2502003-03-20
1255OCCIDENTAL PERMIAN LTD.17,2502003-01-29
1144OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1145OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1146OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1147OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1148OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1253OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1254OCCIDENTAL PERMIAN LTD.17,2502003-01-28
1142OCCIDENTAL PERMIAN LTD.17,2502003-01-27
1143OCCIDENTAL PERMIAN LTD.17,2502003-01-27
1248OCCIDENTAL PERMIAN LTD.17,2502003-01-27
1249OCCIDENTAL PERMIAN LTD.17,2502003-01-27
1251OCCIDENTAL PERMIAN LTD.17,2502003-01-27
1247OCCIDENTAL PERMIAN LTD.17,2502003-01-23
1250OCCIDENTAL PERMIAN LTD.17,2502003-01-23
1252OCCIDENTAL PERMIAN LTD.17,2502003-01-23
1141OCCIDENTAL PERMIAN LTD.17,2502002-10-03
1242OCCIDENTAL PERMIAN LTD.17,2502002-10-03
1243OCCIDENTAL PERMIAN LTD.17,2502002-10-03
1244OCCIDENTAL PERMIAN LTD.17,2502002-10-03
1245OCCIDENTAL PERMIAN LTD.27,2502002-10-03
1246OCCIDENTAL PERMIAN LTD.27,2502002-10-03
1140OCCIDENTAL PERMIAN LTD.17,2502002-07-25
1241OCCIDENTAL PERMIAN LTD.17,2502002-07-25
1138OCCIDENTAL PERMIAN LTD.17,2502002-06-28
1139OCCIDENTAL PERMIAN LTD.17,2502002-06-26
1240OCCIDENTAL PERMIAN LTD.17,2502002-06-26
1137OCCIDENTAL PERMIAN LTD.17,2502002-06-07
1135OCCIDENTAL PERMIAN LTD.17,2502001-12-12
1136OCCIDENTAL PERMIAN LTD.17,2502001-12-12
1238OCCIDENTAL PERMIAN LTD.17,2502001-08-09
1239OCCIDENTAL PERMIAN LTD.17,2502001-08-09
1133OCCIDENTAL PERMIAN LTD.17,2502001-05-10
1134OCCIDENTAL PERMIAN LTD.17,2502001-05-10
1107WROCCIDENTAL PERMIAN LTD.17,5001999-11-23
1132OCCIDENTAL PERMIAN LTD.17,5001995-01-23
1328OCCIDENTAL PERMIAN LTD.17,5001995-01-23
1131OCCIDENTAL PERMIAN LTD.17,5001995-01-18
1106OCCIDENTAL PERMIAN LTD.17,2001994-10-12
1106WOCCIDENTAL PERMIAN LTD.17,2001994-10-12
1129OCCIDENTAL PERMIAN LTD.17,3001994-07-12
1326OCCIDENTAL PERMIAN LTD.17,3001993-01-21
1327OCCIDENTAL PERMIAN LTD.17,3001993-01-21
1107WOCCIDENTAL PERMIAN LTD.17,2001992-10-26
1235OCCIDENTAL PERMIAN LTD.27,3001992-06-09
1236OCCIDENTAL PERMIAN LTD.17,3001992-06-09
1237OCCIDENTAL PERMIAN LTD.17,3001992-06-09
1124OCCIDENTAL PERMIAN LTD.17,2001987-09-10
1126OCCIDENTAL PERMIAN LTD.37,2001987-09-10
1127OCCIDENTAL PERMIAN LTD.17,2001987-09-10
1128OCCIDENTAL PERMIAN LTD.17,2001987-09-10
1123OCCIDENTAL PERMIAN LTD.17,2001987-08-14
1125OCCIDENTAL PERMIAN LTD.17,2001987-08-14
1122OCCIDENTAL PERMIAN LTD.17,2001987-07-23
1223OCCIDENTAL PERMIAN LTD.17,2001987-06-11
1231OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1233OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1234OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1323OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1324OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1325OCCIDENTAL PERMIAN LTD.17,2001987-06-08
1224OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1225OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1226OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1227OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1228OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1230OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1232OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1322OCCIDENTAL PERMIAN LTD.17,2001987-06-05
1203WROCCIDENTAL PERMIAN LTD.17,2001986-09-30
1121OCCIDENTAL PERMIAN LTD.27,2001986-09-08
1221OCCIDENTAL PERMIAN LTD.17,2001986-09-08
1222OCCIDENTAL PERMIAN LTD.17,2001986-09-08
1321OCCIDENTAL PERMIAN LTD.17,2001986-09-08
1105WOCCIDENTAL PERMIAN LTD.16,6421985-11-05
1214OCCIDENTAL PERMIAN LTD.39,5001985-11-05
1214WOCCIDENTAL PERMIAN LTD.39,5001985-11-05
1202OCCIDENTAL PERMIAN LTD.17,2001982-04-19
1202WOCCIDENTAL PERMIAN LTD.17,2001982-04-19
1304OCCIDENTAL PERMIAN LTD.17,3001980-11-12
1304WOCCIDENTAL PERMIAN LTD.17,3001980-11-12
1213OCCIDENTAL PERMIAN LTD.17,2001980-09-08
1213WOCCIDENTAL PERMIAN LTD.17,2001980-09-08
1110OCCIDENTAL PERMIAN LTD.17,2001980-08-22
1110WOCCIDENTAL PERMIAN LTD.17,2001980-08-22
1306OCCIDENTAL PERMIAN LTD.17,1801979-03-02
1306WOCCIDENTAL PERMIAN LTD.17,1801979-03-02
1101W42-165-02459OCCIDENTAL PERMIAN LTD.------
110242-165-02460OCCIDENTAL PERMIAN LTD.------
1103W42-165-02461OCCIDENTAL PERMIAN LTD.------
1104W42-165-02456OCCIDENTAL PERMIAN LTD.------
1108W42-165-02497OCCIDENTAL PERMIAN LTD.------
1109W42-165-02499OCCIDENTAL PERMIAN LTD.------
111142-165-02489OCCIDENTAL PERMIAN LTD.------
111242-165-02490OCCIDENTAL PERMIAN LTD.------
1112W42-165-02490OCCIDENTAL PERMIAN LTD.------
111342-165-02491OCCIDENTAL PERMIAN LTD.------
1113W42-165-02491OCCIDENTAL PERMIAN LTD.------
111442-165-02494OCCIDENTAL PERMIAN LTD.------
1201W42-165-00449OCCIDENTAL PERMIAN LTD.------
1204W42-165-02312OCCIDENTAL PERMIAN LTD.------
120542-165-00452OCCIDENTAL PERMIAN LTD.------
1206W42-165-00450OCCIDENTAL PERMIAN LTD.------
120742-165-00451OCCIDENTAL PERMIAN LTD.------
1207W42-165-00451OCCIDENTAL PERMIAN LTD.------
1208W42-165-02311OCCIDENTAL PERMIAN LTD.------
1209W42-165-02500OCCIDENTAL PERMIAN LTD.------
1210W42-165-02496OCCIDENTAL PERMIAN LTD.------
1211W42-165-02501OCCIDENTAL PERMIAN LTD.------
1212W42-165-02498OCCIDENTAL PERMIAN LTD.------
121542-165-02492OCCIDENTAL PERMIAN LTD.------
121642-165-02325OCCIDENTAL PERMIAN LTD.------
1216W42-165-02325OCCIDENTAL PERMIAN LTD.------
130142-165-02170OCCIDENTAL PERMIAN LTD.------
1302W42-165-02488OCCIDENTAL PERMIAN LTD.------
130342-165-02168OCCIDENTAL PERMIAN LTD.------
1303W42-165-02168OCCIDENTAL PERMIAN LTD.------
1305W42-165-02171OCCIDENTAL PERMIAN LTD.------
130742-165-02172OCCIDENTAL PERMIAN LTD.------
1307W42-165-02172OCCIDENTAL PERMIAN LTD.------