PEGASUS PENNSYLVANIAN UNIT
Oil · District 7C · Lease #1178
Operator: MOBIL PRODUCING TX. & N.M. INC.
Fields: PEGASUS (PENNSYLVANIAN)
Cum Oil
1.9M BBL
Cum Gas
18.7M MCF
casinghead
Wells
99
Production
1993-01 — 2010-04
Peak Month
1993-03
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil: 1,904,767 BBL Cum Gas: 18,703,005 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
17,595 BBL/mo
Di (annual)
12.7%
b-factor
0.8
EUR
3,023,585 BBL
R-squared
0.854
type
hyperbolic
Operator History (from monthly production reports)
Wells (99)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 608W | 42-329-32461 | COG OPERATING LLC | 4 | 11,000 | 2010-04-14 |
| 1711 | 42-461-03736 | COG OPERATING LLC | 3 | 10,593 | 2008-06-13 |
| 1711W | 42-461-03736 | COG OPERATING LLC | 3 | 10,593 | 2008-06-13 |
| 4402 | 42-461-01854 | COG OPERATING LLC | 1 | 10,410 | 2008-02-20 |
| 4402W | 42-461-01854 | COG OPERATING LLC | 1 | 10,410 | 2008-02-20 |
| 1710A | 42-461-01716 | COG OPERATING LLC | 2 | 10,515 | 2007-12-08 |
| 2003 | 42-461-03355 | COG OPERATING LLC | 1 | 10,424 | 2006-07-31 |
| 2409W | 42-461-33188 | COG OPERATING LLC | 2 | 11,000 | 2006-02-15 |
| 2490W | 42-461-33188 | COG OPERATING LLC | 2 | 11,000 | 2006-02-15 |
| 5601W | 42-461-02111 | COG OPERATING LLC | 1 | 10,421 | 2005-10-21 |
| 4701 | 42-461-32879 | COG OPERATING LLC | 2 | 11,000 | 2005-07-25 |
| 712W | 42-329-00895 | COG OPERATING LLC | 2 | 10,540 | 2005-04-28 |
| 2009 | 42-461-03360 | COG OPERATING LLC | 1 | 10,355 | 2005-04-25 |
| 2009W | 42-461-03360 | COG OPERATING LLC | 1 | 10,355 | 2005-04-25 |
| 4806 | 42-461-33091 | COG OPERATING LLC | 2 | 11,000 | 2005-03-25 |
| 4806W | 42-461-33091 | COG OPERATING LLC | 2 | 11,000 | 2005-03-25 |
| 6 | 42-461-33091 | COG OPERATING LLC | 2 | 11,000 | 2005-03-25 |
| 4203 | 42-461-03281 | COG OPERATING LLC | 1 | 11,500 | 2005-02-09 |
| 4602 | 42-461-33092 | COG OPERATING LLC | 2 | 11,000 | 2004-12-07 |
| 4602W | 42-461-33092 | COG OPERATING LLC | 2 | 11,000 | 2004-12-07 |
| 1315W | 42-329-32465 | COG OPERATING LLC | 2 | 11,000 | 2003-10-23 |
| 4805 | 42-461-33008 | COG OPERATING LLC | 3 | 11,100 | 2003-10-16 |
| 4805W | 42-461-33008 | COG OPERATING LLC | 3 | 11,100 | 2003-10-16 |
| 5402W | 42-329-00916 | COG OPERATING LLC | 2 | 10,300 | 2003-10-13 |
| 501W | 42-461-03349 | COG OPERATING LLC | 1 | 10,100 | 2003-10-08 |
| 5401W | 42-461-02803 | COG OPERATING LLC | 1 | 10,633 | 2003-02-13 |
| 4210 | 42-461-03287 | COG OPERATING LLC | 1 | 12,300 | 2002-05-08 |
| 7013W | 42-329-00896 | COG OPERATING LLC | 3 | 10,408 | 2002-04-10 |
| 2502 | 42-461-03363 | XTO ENERGY INC. | 1 | 13,340 | 2002-03-27 |
| 404W | 42-329-32466 | COG OPERATING LLC | 2 | 11,000 | 2001-03-23 |
| 4104 | 42-461-03323 | COG OPERATING LLC | 1 | 10,585 | 2001-01-23 |
| 403 | 42-329-32223 | COG OPERATING LLC | 2 | 11,000 | 2001-01-19 |
| 4004W | 42-461-03342 | COG OPERATING LLC | 1 | 10,527 | 2000-11-15 |
| 1403W | 42-329-10437 | COG OPERATING LLC | 1 | 10,480 | 2000-07-17 |
| 402W | 42-329-01381 | COG OPERATING LLC | 2 | 10,590 | 2000-06-21 |
| 204W | 42-329-32463 | COG OPERATING LLC | 2 | 11,000 | 2000-06-16 |
| 1314 | 42-329-10341 | COG OPERATING LLC | 2 | 12,220 | 2000-01-04 |
| 1606A | 42-461-03312 | COG OPERATING LLC | 3 | 10,293 | 1999-07-07 |
| 4106W | 42-461-03325 | COG OPERATING LLC | 1 | 10,666 | 1999-05-12 |
| 1712 | 42-461-03982 | COG OPERATING LLC | 2 | 10,490 | 1999-04-09 |
| 1712W | 42-461-03982 | COG OPERATING LLC | 2 | 10,490 | 1999-04-09 |
| 1030W | 42-329-01025 | COG OPERATING LLC | 1 | 10,386 | 1999-02-09 |
| 130W | 42-329-01025 | COG OPERATING LLC | 1 | 10,386 | 1999-02-09 |
| 1402W | 42-461-03904 | COG OPERATING LLC | 2 | 10,280 | 1998-08-10 |
| 4207W | 42-461-04275 | COG OPERATING LLC | 1 | 10,430 | 1998-07-21 |
| 2513W | 42-461-03372 | COG OPERATING LLC | 1 | 10,460 | 1998-07-16 |
| 1705 | 42-461-03862 | XTO ENERGY INC. | 2 | 13,126 | 1998-06-16 |
| 1723W | 42-461-33191 | COG OPERATING LLC | 2 | 11,000 | 1997-12-10 |
| 2508 | 42-461-03368 | XTO ENERGY INC. | 1 | 13,101 | 1997-09-10 |
| 722 | 42-329-32176 | COG OPERATING LLC | 3 | 11,000 | 1994-07-07 |
| 722W | 42-329-32176 | COG OPERATING LLC | 3 | 11,000 | 1994-07-07 |
| 804 | 42-329-00985 | COG OPERATING LLC | 1 | 10,000 | 1994-05-27 |
| 1725 | 42-461-33325 | COG OPERATING LLC | 2 | 16,000 | 1994-05-13 |
| 5403 | 42-461-02804 | COG OPERATING LLC | 3 | 10,727 | 1992-10-15 |
| 2304W | 42-461-01077 | COG OPERATING LLC | 1 | 10,349 | 1992-03-26 |
| 1722W | 42-461-33190 | COG OPERATING LLC | 1 | 11,000 | 1991-10-30 |
| 1724 | 42-461-33192 | COG OPERATING LLC | 2 | 11,000 | 1991-10-30 |
| 1803W | 42-461-33193 | COG OPERATING LLC | 1 | 11,000 | 1991-10-30 |
| 2013 | 42-461-33186 | COG OPERATING LLC | 2 | 11,000 | 1991-10-30 |
| 2307W | 42-461-33189 | COG OPERATING LLC | 1 | 11,000 | 1991-10-30 |
| 2410 | 42-461-33187 | COG OPERATING LLC | 1 | 11,000 | 1991-10-30 |
| 826 | 42-329-32464 | COG OPERATING LLC | 1 | 11,000 | 1991-10-30 |
| 725 | 42-329-32462 | COG OPERATING LLC | 1 | 11,000 | 1991-10-29 |
| 726 | 42-329-32460 | COG OPERATING LLC | 2 | 11,000 | 1991-10-29 |
| 4804 | 42-461-33007 | COG OPERATING LLC | 2 | 11,100 | 1991-04-05 |
| 4502 | 42-461-33094 | COG OPERATING LLC | 1 | 11,000 | 1990-11-29 |
| 4601 | 42-461-33093 | COG OPERATING LLC | 1 | 11,000 | 1990-11-19 |
| 301W | 42-329-01070 | COG OPERATING LLC | 1 | 10,630 | 1990-05-31 |
| 1721 | 42-461-33020 | COG OPERATING LLC | 1 | 11,000 | 1990-03-26 |
| 1720 | 42-461-33021 | COG OPERATING LLC | 1 | 11,000 | 1990-03-23 |
| 303 | 42-329-32222 | COG OPERATING LLC | 1 | 11,000 | 1990-03-23 |
| 607 | 42-329-32224 | COG OPERATING LLC | 1 | 11,000 | 1990-03-23 |
| 1401 | 42-461-01421 | COG OPERATING LLC | 1 | 10,450 | 1989-11-16 |
| 2102 | 42-461-03329 | COG OPERATING LLC | 2 | 13,109 | 1989-08-24 |
| 1025W | 42-329-01030 | COG OPERATING LLC | -- | -- | -- |
| 1026 | 42-329-01029 | COG OPERATING LLC | -- | -- | -- |
| 1605 | 42-461-03311 | COG OPERATING LLC | -- | -- | -- |
| 1607 | 42-461-03313 | COG OPERATING LLC | -- | -- | -- |
| 1607W | 42-461-03313 | COG OPERATING LLC | -- | -- | -- |
| 2005 | 42-461-03357 | COG OPERATING LLC | -- | -- | -- |
| 2005W | 42-461-03357 | COG OPERATING LLC | -- | -- | -- |
| 2007 | 42-461-04289 | COG OPERATING LLC | -- | -- | -- |
| 2008 | 42-461-03359 | COG OPERATING LLC | -- | -- | -- |
| 2008W | 42-461-03359 | COG OPERATING LLC | -- | -- | -- |
| 201 | 42-329-01096 | COG OPERATING LLC | -- | -- | -- |
| 202 | 42-329-01004 | XTO ENERGY INC. | -- | -- | -- |
| 2104W | 42-461-03896 | COG OPERATING LLC | -- | -- | -- |
| 2204 | 42-461-01852 | COG OPERATING LLC | -- | -- | -- |
| 302 | 42-329-01078 | COG OPERATING LLC | -- | -- | -- |
| 3901 | 42-461-01849 | COG OPERATING LLC | -- | -- | -- |
| 401 | 42-329-01375 | COG OPERATING LLC | -- | -- | -- |
| 4211 | 42-461-03288 | COG OPERATING LLC | -- | -- | -- |
| 4212W | 42-461-03289 | COG OPERATING LLC | -- | -- | -- |
| 4603 | 42-461-01076 | COG OPERATING LLC | -- | -- | -- |
| 4904 | 42-461-03334 | COG OPERATING LLC | -- | -- | -- |
| 4905 | 42-461-03335 | COG OPERATING LLC | -- | -- | -- |
| 502 | 42-329-01080 | COG OPERATING LLC | -- | -- | -- |
| 5602 | 42-461-02112 | COG OPERATING LLC | -- | -- | -- |
| 708 | 42-329-00892 | COG OPERATING LLC | -- | -- | -- |