HARPER Field Activity and Well Summary

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Total wells

89
HARPER field

Last 60 days

0
wells drilled

Prior 60 days

1
to compare against

60-day trend

-1
vs prior 60d

The HARPER oil & gas field in Texas contains 89 wells on file.

Top operators: AGHORN OPERATING, INC., WALSH & WATTS, INC., and others.

Most recent well: EAST HARPER UNIT, operated by AGHORN OPERATING, INC. — last updated April 2026.

HARPER field coverage

Counties the HARPER field intersects.

Menard CountyHale CountyArmstrong CountyCalhoun CountyClay CountyOrange CountyGonzales CountyFannin CountyKerr CountyRefugio CountyJim Hogg CountyDimmit CountyNolan CountyBrazos CountyJefferson CountyBell CountyBandera CountyHidalgo CountySchleicher CountyGrayson CountyCrosby CountyDelta CountyZavala CountyRockwall CountyEastland CountyDeWitt CountyAngelina CountyMcLennan CountyLamar CountyLeon CountyStonewall CountyMcMullen CountySutton CountyFort Bend CountyParker CountyKinney CountyFayette CountyBriscoe CountyHarrison CountyReagan CountyColeman CountyOchiltree CountyCrane CountyWashington CountyLynn CountyMills CountyOldham CountySabine CountyHopkins CountyHouston CountyBexar CountyUpton CountyErath CountyRandall CountyRusk CountyCoryell CountyComal CountyAransas CountyJack CountyHemphill CountyShackelford CountySan Jacinto CountyKendall CountyWharton CountyFloyd CountyKarnes CountyKaufman CountyDuval CountyJohnson CountyFranklin CountyEdwards CountyWaller CountyMaverick CountyKleberg CountyGaines CountyMartin CountyBowie CountyAndrews CountyPotter CountyGarza CountyCaldwell CountyParmer CountyTitus CountyTerry CountyFoard CountyReal CountyCarson CountyKnox CountyHays CountyMedina CountyMotley CountyWichita CountyMidland CountyVictoria CountyTyler CountyFalls CountyPresidio CountyWillacy CountyLubbock CountyHenderson CountyWalker CountyGalveston CountyHarris CountyDawson CountyPecos CountyNacogdoches CountyGuadalupe CountyTarrant CountyJackson CountySwisher CountySterling CountyWinkler CountyFrio CountyLipscomb CountyCollingsworth CountyColorado CountyWise CountyGlasscock CountyShelby CountyComanche CountyBurnet CountyGray CountyHudspeth CountyCass CountyEllis CountyCooke CountyWilliamson CountyCochran CountyVan Zandt CountyDonley CountyJones CountyGrimes CountyIrion CountyNavarro CountyBrooks CountyDallam CountyHunt CountyMitchell CountyWood CountyChildress CountyJeff Davis CountyMontague CountyBrown CountyHaskell CountyFisher CountyConcho CountyCoke CountyPolk CountyCottle CountyYoung CountyLee CountyCherokee CountyHall CountyHood CountyArcher CountyBaylor CountySan Augustine CountyMadison CountyMilam CountyReeves CountyNueces CountyCamp CountyFreestone CountyRunnels CountyTerrell CountyDeaf Smith CountyMarion CountyLiberty CountyJasper CountyHansford CountyChambers CountyHardin CountyCollin CountyBrazoria CountyThrockmorton CountyBastrop CountyScurry CountyEctor — 89 wellsLimestone CountyDenton CountyRed River CountyMatagorda CountyHardeman CountyPalo Pinto CountyLive Oak CountySherman CountyUvalde CountyBailey CountyCulberson CountyAtascosa CountyWilson CountyStarr CountyDallas CountyKimble CountyMcCulloch CountyCrockett CountyHill CountyKent CountyEl Paso CountyLoving CountyDickens CountyLa Salle CountyLamb CountyAustin CountyHutchinson CountyVal Verde CountySmith CountyRobertson CountyGillespie CountyKing CountyTom Green CountyYoakum CountySomervell CountyKenedy CountyBorden CountySan Saba CountyBurleson CountyBee CountyTrinity CountyCastro CountyBrewster CountyGregg CountyWard CountyWilbarger CountyHamilton CountyStephens CountyLavaca CountyBosque CountyGoliad CountyRoberts CountyCallahan CountyRains CountyMorris CountyLampasas CountyUpshur CountyWheeler CountySan Patricio CountyMoore CountyWebb CountyBlanco CountyNewton CountyHockley CountyPanola CountyAnderson CountyCameron CountyMontgomery CountyLlano CountyMason CountyTaylor CountyHartley CountyJim Wells CountyZapata CountyTravis CountyHoward County
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Recent wells

Well Name County Last activity Updates Operator API
EAST HARPER UNIT Ector 2026-04-07 2 AGHORN OPERATING, INC. 13502955
ECTOR -H- FEE Ector 2025-07-15 4 FORMENTERA OPERATIONS LLC 13507214
EAST HARPER UNIT Ector 2025-05-22 6 AGHORN OPERATING, INC. 13502183
EAST HARPER UNIT Ector 2025-04-11 2 AGHORN OPERATING, INC. 13503060
PARKER MINERALS 9B Ector 2025-02-27 7 not found 13540666
EAST HARPER UNIT Ector 2024-10-14 4 AGHORN OPERATING, INC. 13503041
EAST HARPER UNIT Ector 2024-10-10 6 AGHORN OPERATING, INC. 13503352
EAST HARPER UNIT Ector 2024-10-03 2 AGHORN OPERATING, INC. 13502930
EAST HARPER UNIT Ector 2024-08-30 2 AGHORN OPERATING, INC. 13535186
EAST HARPER UNIT Ector 2024-05-14 2 AGHORN OPERATING, INC. 13508444

Top Operators in the HARPER field by total wells

AGHORN OPERATING, INC.39WALSH & WATTS, INC.21CITATION OIL & GAS CORP.13SANDRIDGE EXPL. AND PROD., LLC10SHERIDAN PRODUCTION COMPANY, LLC3OXY USA WTP LP1RUST OIL CORP.1T-N-T ENGINEERING, INC.1not found1AVAD OPERATING, LLC1

Operators: Aghorn Operating, Inc., Walsh & Watts, Inc., Citation Oil & Gas Corp., Sandridge Expl. And Prod., Llc, Sheridan Production Company, Llc, Oxy Usa Wtp Lp, Rust Oil Corp., T-N-T Engineering, Inc., Not Found, Avad Operating, Llc.

Counties Intersected by the HARPER field

Ector89
Ector

Other Major Fields in Texas most active by total wells

Compare the HARPER field against the other busiest oil and gas fields in Texas: