FULLERTON Field Activity and Well Summary

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Total wells

840
FULLERTON field

Last 60 days

10
wells drilled

Prior 60 days

4
to compare against

60-day trend

+6
vs prior 60d

The FULLERTON oil & gas field in Texas contains 840 wells on file.

Top operators: XTO ENERGY INC., SANDRIDGE EXPL. AND PROD., LLC, and others.

Most recent well: FULLERTON CLEARFORK UNIT, operated by HILCORP ENERGY COMPANY — last updated August 2026.

FULLERTON field coverage

Counties the FULLERTON 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 — 840 wellsPotter 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 CountyLimestone 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
FULLERTON CLEARFORK UNIT Andrews 2026-08-18 HILCORP ENERGY COMPANY 00335757
FULLERTON CLEARFORK UNIT Andrews 2026-08-06 2 HILCORP ENERGY COMPANY 00334126
FULLERTON CLEARFORK UNIT Andrews 2026-08-04 HILCORP ENERGY COMPANY 00336503
FULLERTON CLEARFORK UNIT Andrews 2026-08-03 2 HILCORP ENERGY COMPANY 00301662
FULLERTON CLEARFORK UNIT Andrews 2026-07-17 2 HILCORP ENERGY COMPANY 00330512
FULLERTON CLEARFORK UNIT Andrews 2026-07-17 3 HILCORP ENERGY COMPANY 00330571
FULLERTON CLEARFORK UNIT Andrews 2026-07-15 3 HILCORP ENERGY COMPANY 00331645
FULLERTON CLEARFORK UNIT Andrews 2026-07-06 HILCORP ENERGY COMPANY 00332576
LOGSDON, ETAL -D- Andrews 2026-07-06 TEXLAND PETROLEUM, L.P. 00305265
FULLERTON CLEARFORK UNIT Andrews 2026-07-02 HILCORP ENERGY COMPANY 00305929

Top Operators in the FULLERTON field by total wells

XTO ENERGY INC.587SANDRIDGE EXPL. AND PROD., LLC62EXXON MOBIL CORPORATION55TEXLAND PETROLEUM, L.P.53SHERIDAN PRODUCTION COMPANY, LLC20LEGACY RESERVES OPERATING LP18HILCORP ENERGY COMPANY15not found13COG OPERATING LLC13STEPHENS & JOHNSON OPERATING CO.10

Operators: Xto Energy Inc., Sandridge Expl. And Prod., Llc, Exxon Mobil Corporation, Texland Petroleum, L.p., Sheridan Production Company, Llc, Legacy Reserves Operating Lp, Hilcorp Energy Company, Not Found, Cog Operating Llc, Stephens & Johnson Operating Co..

Counties Intersected by the FULLERTON field

Andrews840
Andrews

Other Major Fields in Texas most active by total wells

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