Petrora

OPERATORS · RRC 125948  · P-5 STATUS Y

Calpine Natural Gas Co

Houston, TX

Watch this operator

Calpine Natural Gas CO has filed no drilling permits in the past 12 months; its most recent permit was issued January 23, 2002.

The RRC wellbore file lists 10 wells under its operatorship.

27 drilling permits have been issued to this operator number since 2000; its P-5 organization report was last filed April 5, 2002.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 10 of record
19
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.

85%
spud rate · 23 of 27 mature permits
39
median days permit to spud · middle half 16–62
0
spuds, last 180 days
0%
cancelled · 0 permits
4
expired undrilled
14
permits a year over 2 active years

Where

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

County12 moAll timeWellsLast
Webb county →—160Jan 23, 2002
Lavaca county →—40May 16, 2001
Matagorda county →—40Aug 13, 2001
Brazoria county →—10Sep 18, 2001
Live Oak county →—12Oct 2, 2001
Panola county →—10Aug 20, 2001

All 27 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
Navarro20
Travis Peak10
Cotton Valley10
Yegua10
Frio10
Miocene (undifferentiated)10
Massive Anhydrite (marker)10

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
63.5K
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

10
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
7
plugged

How it got them

0
permitted itself
9
acquired from others
14
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 →

Type12 moPrior 12All time
Drill0021
Recompletion005
Field transfer001

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
Inez (Winston 8200)4452240020
Clayton (Wilcox 7360)1876594010
Clip (Frio Lower)1902807610
Clip (Miocene Lower)1902822810
Inez (9800)4452270010
Inez (Frio 4330)4452222010
Los Mogotes (Queen City)5497633310
Clayton (Block 75 SD)1876504610
Vista del Mar (Miocene 8650)9398676010

P-5 organization report

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

Registration
Status code Y
Last filed Apr 5, 2002
Address
1000 Louisiana Ste 800
Houston, TX 77002
Officers and agents
National Registered Agents Inc. · Texas Resident Agent
Cartwright, Peter · President
Curtis, Ann B. · Vice President
Gerlick, Michael · Vice President

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
517048Jan 23, 2002Jan 23, 2002Calpine Natural Gas CompanyWebbGill, F. J. #1711,00047938031
517047Jan 23, 2002Jan 23, 2002Calpine Natural Gas CompanyWebbGill, F. J. #1911,00047938030
517046Jan 23, 2002Jan 23, 2002Calpine Natural Gas CompanyWebbMayers #1011,00047938029
516903Jan 17, 2002Jan 17, 2002Calpine Natural Gas CompanyWebbMayers #711,40047938027
516672Jan 8, 2002Jan 8, 2002Calpine Natural Gas CompanyWebbG. & F. Ramirez Gas Unit #711,00047938019
516260Dec 18, 2001Dec 18, 2001Calpine Natural Gas CompanyWebbPena, H. L. #810,50047938005
516260Dec 18, 2001Dec 18, 2001Calpine Natural Gas CompanyWebbPena, H. L. #810,50047938005
516260Dec 18, 2001Dec 18, 2001Calpine Natural Gas CompanyWebbPena, H. L. #810,50047938005
516091Dec 17, 2001Dec 17, 2001Calpine Natural Gas CompanyWebbLundell Ranch #311,51847933816
515948Dec 7, 2001Dec 7, 2001Calpine Natural Gas CompanyWebbBruni-Summers #2212,50047937997
514068Oct 2, 2001Oct 2, 2001Calpine Natural Gas CompanyLive OakBlock 86 Unit #48,29029734042
513954Sep 26, 2001Sep 26, 2001Calpine Natural Gas CompanyWebbGJM Gas Unit I #210,85047937951
513064Sep 18, 2001Sep 18, 2001Calpine Natural Gas CompanyBrazoriaLockhart Bank Unit 1 #49,64003931826
513193Sep 5, 2001Sep 5, 2001Calpine Natural Gas CompanyWebbHubberd "E" #18,75047932621
512686Aug 20, 2001Aug 20, 2001Calpine Natural Gas CompanyPanolaWest Clayton Gas Unit #18,60036531391

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/125948, documented in the API reference.