GRAND COULEE Field Activity and Well Summary

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Total wells

116
GRAND COULEE field

Drill activity

—
drill dates not in our copy of this source

The GRAND COULEE oil & gas field in Louisiana contains 116 wells on file.

Top operators: ZACHRY EXPLORATION, LLC, TEXAS EASTERN TRANSM. CORP., and others.

Most recent well: 4300 RG SUA;GREUENINGER ETAL, operated by PLANET OPERATING, LLC — last updated February 2026.

GRAND COULEE field coverage

Parishes the GRAND COULEE 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 ParishSt. 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 — 116 wellsSt. Charles ParishBeauregard ParishFranklin Parish
< 116116+116+116+116+

Recent wells

Well Name Parish Last activity Updates Operator API
4300 RG SUA;GREUENINGER ETAL ACADIA 2026-02-26 PLANET OPERATING, LLC 17001222950000
4300 RA SUA;E LOEWER MARITALTR ACADIA 2025-09-13 ZACHRY EXPLORATION, LLC 17001222240000
MARY C THEVIS ET AL ACADIA 2020-08-01 TRACE OPERATORS, INC. 17001206040000
4300 RD SUA;THEVIS LAND CO ACADIA 2018-12-10 ZACHRY EXPLORATION, LLC 17001222320000
4300 RE SUA;E LOEWER MAR TR ACADIA 2018-12-03 ZACHRY EXPLORATION, LLC 17001222330000
4300 RI SUA;NICHOLAS HUNDLEY ACADIA 2018-05-16 PLANET OPERATING, LLC 17001223020000
4300 RF SUA;R FALCON ETAL ACADIA 2016-02-02 ZACHRY EXPLORATION, LLC 17001222920000
F RA SUA;MONICA PAVICH ACADIA 2015-12-16 ZACHRY EXPLORATION, LLC 17001222220000
F RB SUA;R W LEJEUNE ETAL ACADIA 2014-12-18 ZACHRY EXPLORATION, LLC 17001222520000
4300 RC SUA;JENNIFER LACOMBE ACADIA 2011-06-05 ZACHRY EXPLORATION, LLC 17001222300000

Top Operators in the GRAND COULEE field by total wells

ZACHRY EXPLORATION, LLC7TEXAS EASTERN TRANSM. CORP.5GREAT SOUTHERN OIL &GAS CO INC5EQUIPMENT, INC.3CRAB RUN GAS COMPANY3MIDWEST OIL CORP.3SAMEDAN OIL CORPORATION2SUN EXPLORATION-PRODUCTION CO.2CADDO MANAGEMENT, INC.2LITTLEFIELD OIL & GAS COMPANY2

Operators: Zachry Exploration, Llc, Texas Eastern Transm. Corp., Great Southern Oil &gas Co Inc, Equipment, Inc., Crab Run Gas Company, Midwest Oil Corp., Samedan Oil Corporation, Sun Exploration-Production Co., Caddo Management, Inc., Littlefield Oil & Gas Company.

Parishes Intersected by the GRAND COULEE field

ACADIA116
ACADIA

Other Major Fields in Louisiana most active by total wells

Compare the GRAND COULEE field against the other busiest oil and gas fields in Louisiana: