RRC operator 835707

Tandem Energy Corporation

Tandem Energy Corporation reported 70,610 barrels of oil and 139,787 mcf of gas in the last 12 months.

Operator dossier

70,610bbl oil, last 12 months−9% vs prior year

Producing leases: 22of 53 on record
Counties: 3
Biggest county: Harris County
Biggest field: Tomball (Schultz Se.)

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Where they work

fewermore

3 counties

Gas, last 12 months: 139,787 mcf
Fields: 12
Data through: Jul 2026
Leases on record: 53

Five years of Tandem Energy Corporation output

Oil output from Tandem Energy Corporation fell 9% over the last 12 months

70.6k bbl through Jul 2026, against 77.9k bbl a year earlier. Peak Jun 2022: 8,972 bbl.

Gas output from Tandem Energy Corporation fell 12% over the last 12 months

140k mcf through Jul 2026, against 159k mcf a year earlier. Peak Mar 2025: 17.3k mcf.

SourceTexas Railroad Commission Production Data Query, operator 835707, through Jul 2026, file dated Sep 18, 2026.

Tandem Energy Corporation leases, biggest first

Find a leaseCountySort

Under each volume: change on the year before.

CHOATE FEE
03-00224Hardin CountyBatson New
15,860bbl oil−20%
SCHULTZ, E. -A-
03-09415Harris CountyTomball (Schultz Central)
9,589bbl oil+10%
THEIS, FRITZ, A/C #1
03-08389Harris CountyTomball (Schultz Se.)
9,011bbl oil−5%
MILO, E. F.
03-08383Harris CountyTomball (Schultz Se.)
7,967bbl oil−15%
LAIRD, O. L.
03-08380Harris CountyTomball (Schultz Se.)
6,461bbl oil−8%
MICHEL, A. H.
03-08381Harris CountyTomball (Schultz Se.)
4,335bbl oil−16%
REID, JOHN D.
03-08388Harris CountyTomball (Schultz Se.)
3,693bbl oil−2%
HOLDERRIETH, C. B.
03-08371Harris CountyTomball (Schultz Se.)
2,951bbl oil−4%
THEIS, FRITZ, A/C #1
03-06895Harris CountyTomball (Lewis 5930)
2,425bbl oil−4%
TOMBALL GAS UNIT NO. 9
03-207934Harris CountyTomball (Michel)
23,733mcf gas+2%
MICHEL, M. F.
03-08382Harris CountyTomball (Schultz Se.)
770bbl oil−53%
PARAFFINE OIL CORPORATION
03-05198Hardin CountyBatson New
475bbl oil+55%
TOMBALL LEWIS PETRICH O. U. #1
03-07666Harris CountyTomball (Lewis 5930)
417bbl oil−28%
TOMBALL GAS UNIT "9"
03-218754Harris CountyHooks (Shallow)
7,533mcf gas−25%
BALL
7B-197334Palo Pinto CountyC.b. Long, (Marble Falls)
6,070mcf gas+2%
BALL
7B-205001Palo Pinto CountyRector (Barnett Shale)
1,780mcf gas−19%
BIRD, HENRY
7B-215635Palo Pinto CountyStrawn (Marble Falls Strawn)
1,060mcf gas+19%
BALL
7B-186406Palo Pinto CountyBirdsong (Lake Sand)
827mcf gas−58%
BALL
7B-226667Palo Pinto CountyC.b. Long, (Marble Falls)
722mcf gas−37%
TOMBALL GU 9
03-127891Harris CountyTomball (Lewis 5930, East)
290mcf gasn/a
BALL
7B-226666Palo Pinto CountyC.b. Long, (Marble Falls)
287mcf gasn/a
BIRD, HENRY
7B-27156Palo Pinto CountySergio (Strawn)
12bbl oil0%

Producing leases operated by Tandem Energy Corporation

CHOATE FEE03-00224Hardin CountyBatson New	15,860bbl oil	−20%
SCHULTZ, E. -A-03-09415Harris CountyTomball (Schultz Central)	9,589bbl oil	+10%
THEIS, FRITZ, A/C #103-08389Harris CountyTomball (Schultz Se.)	9,011bbl oil	−5%
MILO, E. F.03-08383Harris CountyTomball (Schultz Se.)	7,967bbl oil	−15%
LAIRD, O. L.03-08380Harris CountyTomball (Schultz Se.)	6,461bbl oil	−8%
MICHEL, A. H.03-08381Harris CountyTomball (Schultz Se.)	4,335bbl oil	−16%
REID, JOHN D.03-08388Harris CountyTomball (Schultz Se.)	3,693bbl oil	−2%
HOLDERRIETH, C. B.03-08371Harris CountyTomball (Schultz Se.)	2,951bbl oil	−4%
THEIS, FRITZ, A/C #103-06895Harris CountyTomball (Lewis 5930)	2,425bbl oil	−4%
TOMBALL GAS UNIT NO. 903-207934Harris CountyTomball (Michel)	23,733mcf gas	+2%
MICHEL, M. F.03-08382Harris CountyTomball (Schultz Se.)	770bbl oil	−53%
PARAFFINE OIL CORPORATION03-05198Hardin CountyBatson New	475bbl oil	+55%
TOMBALL LEWIS PETRICH O. U. #103-07666Harris CountyTomball (Lewis 5930)	417bbl oil	−28%
TOMBALL GAS UNIT "9"03-218754Harris CountyHooks (Shallow)	7,533mcf gas	−25%
BALL7B-197334Palo Pinto CountyC.b. Long, (Marble Falls)	6,070mcf gas	+2%
BALL7B-205001Palo Pinto CountyRector (Barnett Shale)	1,780mcf gas	−19%
BIRD, HENRY7B-215635Palo Pinto CountyStrawn (Marble Falls Strawn)	1,060mcf gas	+19%
BALL7B-186406Palo Pinto CountyBirdsong (Lake Sand)	827mcf gas	−58%
BALL7B-226667Palo Pinto CountyC.b. Long, (Marble Falls)	722mcf gas	−37%
TOMBALL GU 903-127891Harris CountyTomball (Lewis 5930, East)	290mcf gas	n/a
BALL7B-226666Palo Pinto CountyC.b. Long, (Marble Falls)	287mcf gas	n/a
BIRD, HENRY7B-27156Palo Pinto CountySergio (Strawn)	12bbl oil	0%

Showing 22 of 22, ranked by output value.

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SourceTexas Railroad Commission Production Data Query.

Counties and fields where Tandem Energy Corporation produces

Counties, by Tandem Energy Corporation oil

Harris County leads

Fields, by Tandem Energy Corporation oil

Tomball (Schultz Se.) leads

Recent drilling permits for Tandem Energy Corporation

No recent permits.

Where the gas of Tandem Energy Corporation went

Plants: 23%
Pipelines: 7.0%
Lease fuel: 1.4%
Flared or vented: 0.0%

SourceTexas Railroad Commission Production Data Query, last 12 months. What the codes mean