COTTON VALLEY Field Activity and Well Summary

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Total wells

783
COTTON VALLEY field

Drill activity

—
drill dates not in our copy of this source

The COTTON VALLEY oil & gas field in Louisiana contains 783 wells on file.

Top operators: HIGHMARK ENERGY OPERATING, LLC, JOHN J. WELSH, and others.

Most recent well: GRAY RE SUD;PETRO-HUNT LLC 28, operated by DIVERSIFIED PRODUCTION LLC — last updated February 2026.

COTTON VALLEY field coverage

Parishes the COTTON VALLEY field intersects.

Calcasieu ParishUnion ParishTangipahoa ParishCaldwell ParishTensas ParishJackson ParishGrant ParishLincoln ParishJefferson Davis ParishLafayette ParishVermilion ParishEast Carroll ParishEast Feliciana ParishSt. Bernard ParishIberville ParishRichland ParishSt. Martin ParishClaiborne ParishEvangeline ParishSt. Landry ParishPointe Coupee ParishLaSalle ParishWEBSTER — 783 wellsSt. James ParishPlaquemines ParishMorehouse ParishRapides ParishAvoyelles ParishWinn ParishVernon ParishCatahoula ParishAssumption ParishDe Soto ParishCaddo ParishRed River ParishWashington ParishSabine ParishJefferson ParishSt. Tammany ParishCameron ParishEast Baton Rouge ParishIberia ParishNatchitoches ParishTerrebonne ParishBienville ParishBossier ParishAllen ParishOuachita ParishSt. John the Baptist ParishSt. Helena ParishWest Feliciana ParishSt. Mary ParishLafourche ParishWest Carroll ParishConcordia ParishLivingston ParishWest Baton Rouge ParishMadison ParishOrleans ParishAscension ParishAcadia ParishSt. Charles ParishBeauregard ParishFranklin Parish
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Recent wells

Well Name Parish Last activity Updates Operator API
GRAY RE SUD;PETRO-HUNT LLC 28 WEBSTER 2026-02-01 DIVERSIFIED PRODUCTION LLC 17119220200000
CV PET SU;PAILET-SK SPEN GLASS WEBSTER 2024-03-20 STORY OIL & GAS, INC. 17119008700000
CV PET SU;RIMROCK-TIDE GLEASON WEBSTER 2024-03-06 STORY OIL & GAS, INC. 17119008830000
GRAY RD SUF;PARDEE 36 WEBSTER 2024-02-01 JAC OPERATING LLC 17119221290000
CV PET SU;GOFF PRUITT CHILDS WEBSTER 2024-01-30 STORY OIL & GAS, INC. 17119012720000
WADLEY K WEBSTER 2023-08-16 JOHN J. WELSH 17119005580000
GLEASON WEBSTER 2023-08-16 JOHN J. WELSH 17119005430000
ROD RA SUN;BABB WEBSTER 2023-08-14 JOHN J. WELSH 17119222750000
ROD RA SUN;BABB WEBSTER 2023-08-14 JOHN J. WELSH 17119011240000
GRAY RE SUE;CONOCOPHILLIPS 27 WEBSTER 2023-03-01 DIVERSIFIED PRODUCTION LLC 17119220800000

Top Operators in the COTTON VALLEY field by total wells

HIGHMARK ENERGY OPERATING, LLC250JOHN J. WELSH68HUNT OIL COMPANY62MARATHON OIL COMPANY47STORY OIL & GAS, INC.41XTO ENERGY INC.37DIVERSIFIED PRODUCTION LLC23C. L. MORRIS15A.J. HODGES INDUSTRIES, INC.7FRANKS PETROLEUM INC.7

Operators: Highmark Energy Operating, Llc, John J. Welsh, Hunt Oil Company, Marathon Oil Company, Story Oil & Gas, Inc., Xto Energy Inc., Diversified Production Llc, C. L. Morris, A.j. Hodges Industries, Inc., Franks Petroleum Inc..

Parishes Intersected by the COTTON VALLEY field

WEBSTER783
WEBSTER

Other Major Fields in Louisiana most active by total wells

Compare the COTTON VALLEY field against the other busiest oil and gas fields in Louisiana: