LAMBERT, M. F.

Oil // district 2 // lease#2590

op: PENNZOIL EXPLORATION & PROD. CO.

cum_oil

445k BBL

cum_gas

0 MCF

wells

39

production

1993-01 — 2026-03

peak_month

2004-08

-- production_history

cum_oil: 445,388 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,097 BBL/mo

Di (annual)

32.2%

b-factor

0.8

EUR

367,771 BBL

R-squared

0.513

type

hyperbolic

-- wells (39)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
159HILCORP ENERGY COMPANY66,5002023-10-03
107RPENNZOIL PRODUCING CO.65,8402023-08-29
103HILCORP ENERGY COMPANY65,8402023-06-07
103 UHILCORP ENERGY COMPANY65,8402023-06-07
212HILCORP ENERGY COMPANY78,5002023-02-08
109 UHILCORP ENERGY COMPANY35,8352023-01-10
25PENNZOIL PRODUCING CO.65,9012021-03-24
39PENNZOIL PRODUCING CO.75,9042019-11-25
63 UPENNZOIL PRODUCING CO.45,9152018-03-20
123 UHILCORP ENERGY COMPANY15,8652018-01-11
201QUINTANA PET. CORP.66,2002017-06-27
34QUINTANA PET. CORP.35,9152017-06-06
119 UHILCORP ENERGY COMPANY15,8252017-05-23
110HILCORP ENERGY COMPANY35,8502016-12-28
99HILCORP ENERGY COMPANY45,8352016-12-15
99AHILCORP ENERGY COMPANY45,8352016-12-15
32QUINTANA PET. CORP.55,9122015-06-03
32RQUINTANA PET. CORP.55,9122015-06-03
158HILCORP ENERGY COMPANY46,5002012-12-11
120QUINTANA PET. CORP.55,8402011-08-25
120 LQUINTANA PET. CORP.55,8402011-08-25
111 UHILCORP ENERGY COMPANY25,8252011-04-08
96 UHILCORP ENERGY COMPANY15,8502011-03-08
104HILCORP ENERGY COMPANY55,8202011-02-02
106PENNZOIL EXPLORATION & PROD. CO.25,8252009-11-02
118HILCORP ENERGY COMPANY55,8352009-10-30
154HILCORP ENERGY COMPANY36,5002009-05-20
154UHILCORP ENERGY COMPANY36,5002009-05-20
140QUINTANA PET. CORP.56,0252009-05-19
102HILCORP ENERGY COMPANY25,8552009-05-18
47PENNZOIL PRODUCING CO.75,9192009-05-11
58HILCORP ENERGY COMPANY35,9152009-05-11
98HILCORP ENERGY COMPANY15,8252009-03-02
44PENNZOIL PRODUCING CO.35,9102006-02-01
42PENNZOIL PRODUCING CO.35,9102003-04-07
97HILCORP ENERGY COMPANY25,8402001-11-19
H110HEWIT & DOUGHERTY26,0001978-09-19
H107HEWIT & DOUGHERTY16,0001977-12-08
43D42-391-01381--------
EOF // data source: Texas Railroad Commission // 2026