OPERATORS · RRC 126780 · P-5 STATUS Y

Cambridge Oil Co

Euless, TX

Cambridge Oil CO has filed no drilling permits in the past 12 months; its most recent permit was issued December 21, 1987.

The RRC wellbore file lists 18 wells under its operatorship.

79 drilling permits have been issued to this operator number since 1984; its P-5 organization report was last filed December 3, 1993.

0: permits, last 12 months
—: vs prior 12 months (0)
0: counties, 12 months
0: producing wells, of 18 of record
2: leases it reports
—: horizontal, 12 months

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026

From permit to spud

FROM THE DATES ON ITS W-1 PERMITS · ALL TIME

A permit is a plan, not a well. These figures count only permits old enough to have spudded, six months and more, and read the spud, cancel, and expiry dates the RRC records on each one.

11%: spud rate · 9 of 79 mature permits
18: median days permit to spud · middle half 5–24
0: spuds, last 180 days
0%: cancelled · 0 permits
70: expired undrilled
20: permits a year over 4 active years

Where

Counties by permits in the last 12 months, with all-time permits and current wells of record there.

County	12 mo	All time	Wells	Last
Goliad county →	—	57	14	Jun 29, 1987
Duval county →	—	7	2	Sep 30, 1987
Victoria county →	—	7	0	Dec 21, 1987
Nueces county →	—	3	1	Mar 24, 1986
Jim Hogg county →	—	2	0	Sep 21, 1984
LA Salle county →	—	2	0	Nov 10, 1987
Webb county →	—	1	0	Aug 6, 1984

All 79 permits, searchable → · Leases it reports → · On the map →

Formations in its completed wells

Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →

Formation	Wells	Permitted last 3 yrs
Frio	23	0
Catahoula	14	0
Miocene (undifferentiated)	3	0
Yegua	2	0
Eagle Ford	1	0
Austin Chalk	1	0
Anacacho	1	0

Production by month

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →

0: bbl oil, last 12 reported months
—: vs the 12 months before
0: mcf gas incl. casinghead, last 12
0: bbl oil since reporting began

No lease production reported under this operator number in the last three years.

Beyond the permit record

RRC wellbore file

Wells of record

18: on the schedule
0: producing
0: shut in
0: injection
0: temp. abandoned
17: plugged

How it got them

15: permitted itself
3: acquired from others
44: permitted, now run by others

Acquired means the well's permit names a different operator than the schedule does today. Transfers and operator numbers →

Permit types

Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →

Type	12 mo	Prior 12	All time
Drill	0	0	75
Recompletion	0	0	4

Fields

RRC regulatory fields with the most wells of record under this operator. The field opens its page; the count opens this operator's wells in it.

Field	Wells	Producing
Alkek West (Frio 3850)1588300	2	0
Alkek West (Frio 3380)1588270	1	0
Alkek West (Frio 3700)1588285	1	0
Conroe West (4800)20219800	1	0
Fannin North (Frio 3470)30175200	1	0
Fluffy (Frio 2520)31672400	1	0
Fluffy South (2498 Catahoula)31674200	1	0
Goliad (Frio 2970)35680630	1	0
Lil Miss (Pettus)53567500	1	0
Maetze (1550 Miocene)56638115	1	0
Rickjohn (Frio 3100)76537300	1	0
Thigpen (Catahoula)89359333	1	0

P-5 organization report

As registered with the RRC. About the P-5 →

Registration: Status code Y; Last filed Dec 3, 1993

Address: 1701 West Euless Blvd Ste 230; Euless, TX 76040

Officers and agents: Walbridge, Bruce · Director; Rimmer, Roy Jr. · Director; Haslett, Christine E. · Vice President

Latest permits

NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES

Permit	Seen	Issued	Operator	County	Lease / well	Depth	API
401946	Aug 31, 1992	Aug 31, 1992	Regal Petroleum Services	Duval	Moffett, L. P. Estate #1277	4,786	13136917
340526	Dec 21, 1987	Dec 21, 1987	Cambridge Oil Company	Victoria	Hrabovsky, Edward et UX #4A	6,200	46932584
338652	Nov 10, 1987	Nov 10, 1987	Cambridge Oil Company	LA Salle	Burns, Martha Dobson et AL #2	7,950	28331234
338651	Nov 10, 1987	Nov 10, 1987	Cambridge Oil Company	Victoria	Albrecht, Lester et UX #1	6,000	46932574
336703	Sep 30, 1987	Sep 30, 1987	Cambridge Oil Company	Duval	Moffett, L. P. Estate #1279	4,850	13137049
333070	Jul 17, 1987	Jul 17, 1987	Cambridge Oil Company	LA Salle	Burns, Martha Dobson et AL #1	7,800	28331226
332346	Jul 1, 1987	Jul 1, 1987	Cambridge Oil Company	Duval	Moffett, L. P. Estate #4277	3,400	13137025
332212	Jun 29, 1987	Jun 29, 1987	Cambridge Oil Company	Goliad	Jacob, Nelson L. et AL #1	3,550	17532252
332211	Jun 29, 1987	Jun 29, 1987	Cambridge Oil Company	Goliad	Hanley, Mabel et AL #1B	4,250	17532251
330015	May 8, 1987	May 8, 1987	Cambridge Oil Company	Goliad	Swickheimer, G.L. #1E	3,500	17532231
330014	May 8, 1987	May 8, 1987	Cambridge Oil Company	Goliad	Swickheimer, G.L. #1D	3,300	17532232
329165	Apr 17, 1987	Apr 17, 1987	Cambridge Oil Company	Goliad	Swickheimer, Georgia Lee #C 2	2,750	17532227
328492	Apr 1, 1987	Apr 1, 1987	Cambridge Oil Company	Duval	Moffett, L. P. Estate #3277	3,400	13136999
328492	Apr 1, 1987	Apr 1, 1987	Cambridge Oil Company	Duval	Moffett, L. P. Estate #3277	3,400	13136999
328209	Mar 25, 1987	Mar 25, 1987	Cambridge Oil Company	Goliad	Holland, Kathleen et AL #6	2,400	17532220

Full permit history →

About this data

Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/operators/tx/126780, documented in the API reference.