Petrora

OPERATORS · RRC 143572  · P-5 STATUS Y

Chambliss, Grover C., Jr

Houston, TX

Watch this operator

Chambliss, Grover C., JR has filed no drilling permits in the past 12 months; its most recent permit was issued July 5, 1983.

The RRC wellbore file lists 21 wells under its operatorship.

17 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed November 5, 1999.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 21 of record
0
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.

6%
spud rate · 1 of 17 mature permits
36
median days permit to spud · middle half 36–36
0
spuds, last 180 days
0%
cancelled · 0 permits
16
expired undrilled
3
permits a year over 6 active years

Where

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

County12 moAll timeWellsLast
Chambers county →—1111Jul 5, 1983
Liberty county →—68May 18, 1983

All 17 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 →

FormationWellsPermitted last 3 yrs
No completion tops on file.

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
3.7K
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

21
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
16
plugged

How it got them

6
permitted itself
2
acquired from others
0
permitted, now run by others

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

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 1
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Chambers0 active0 bbl/d

Permitted volume is a ceiling, not throughput. How to read it →

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 →

Type12 moPrior 12All time
Drill0013
Other002
Recompletion002

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.

FieldWellsProducing
Miller Grove (8900)6153550050
Hankamer3869300130
Hankamer SE. (Seg N Frio 5600)3869980630
Miller Grove (F-17)6153522020
Lost Lake (2000)5503640010
Lost Lake (2300 W)5503680010
Magnet Withers (Miocene 4500 #2)5668884610
Double Bayou (Frio B)2565122210
Tabiatha (3500)8810850010
Hankamer SE. (Seg N Frio 5550)3869974410
Hankamer SE. (Seg N Marg)3869986810
Lost Lake (1800)5503620010

P-5 organization report

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

Registration
Status code Y
Last filed Nov 5, 1999
Address
362 Connaught Way
Houston, TX 77015
Officers and agents
Kennedy, Shelia A. · Texas Resident Agent
Chambliss, Tobitha · Owner

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
429759Feb 21, 1995Feb 21, 1995Caskids Operating CompanyLibertyKahn, Betty Rose #55,80029130321
320189Mar 3, 1985Mar 3, 1985Normandy Oil and Gas CompanyLibertyKahn, Betty Rose #46,01129130220
201366Jul 5, 1983Jul 5, 1983Chambliss, Grover C., Jr.ChambersWeaver, J. C. #35,59207131444
195469May 18, 1983May 18, 1983Chambliss, Grover C., Jr.LibertyWeiser, Minnie #1C5,10029131623
191647Apr 12, 1983Apr 12, 1983Chambliss, Grover C., Jr.ChambersWeiser, Minnie -A- #1A4,50007130105
183108Dec 31, 1982Dec 31, 1982Chambliss, Grover C., Jr.ChambersWeiser, Minnie -A- #1A4,50007130105
145330Dec 28, 1981Dec 28, 1981Chambliss, Grover C., Jr.LibertyWeiser, Minnie #65,30029131489
120888May 1, 1981May 1, 1981Chambliss, Grover C., Jr.LibertyWeiser, Minnie #56,00029131437
86071Jul 9, 1980Jul 9, 1980Chambliss, Grover C., Jr.ChambersFiles, Laverne #29,11607131061
67808Dec 28, 1979Dec 28, 1979Chambliss, Grover C., Jr.ChambersThompson, Pearl #17,03007131012
67304Dec 19, 1979Dec 19, 1979Chambliss, Grover C., Jr.ChambersNelson, Orena -A- #39,13407131009
63070Nov 5, 1979Nov 5, 1979Chambliss, Grover C., Jr.LibertyFertitta, Ray Aileen #16,15629131316
57694Aug 29, 1979Aug 29, 1979Chambliss, Grover C., Jr.LibertyFertitta, Ray Aileen #16,20029131316
47201Apr 25, 1979Apr 25, 1979Chambliss, Grover C., Jr.ChambersSchwarz, C. W. Gas Unit #1A9,50007130942
34923Oct 18, 1978Oct 18, 1978Chambliss, Grover C., Jr.LibertyWeiser, Minnie -A- #34,33729131235

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/143572, documented in the API reference.