CAILLOU ISLAND Field Activity and Well Summary

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Total wells

1,927
CAILLOU ISLAND field

Last 60 days

0
wells drilled

Prior 60 days

4
to compare against

60-day trend

-4
vs prior 60d

The CAILLOU ISLAND oil & gas field in Louisiana contains 1,927 wells on file.

Top operators: TEXACO, INC., HILCORP ENERGY COMPANY, and others.

Most recent well: SL 301 TERREBONNE BAY, operated by HILCORP ENERGY COMPANY — last updated May 2026.

CAILLOU ISLAND field coverage

Parishes the CAILLOU ISLAND 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 — 1,897 wellsBienville ParishBossier ParishAllen ParishOuachita ParishSt. John the Baptist ParishSt. Helena ParishWest Feliciana ParishSt. Mary ParishLAFOURCHE — 30 wellsWest Carroll ParishConcordia ParishLivingston ParishWest Baton Rouge ParishMadison ParishOrleans ParishAscension ParishAcadia ParishSt. Charles ParishBeauregard ParishFranklin Parish
< 3030+30+1,897+1,897+

Recent wells

Well Name Parish Last activity Updates Operator API
SL 301 TERREBONNE BAY TERREBONNE 2026-05-01 HILCORP ENERGY COMPANY 17109221880000
CI U91 RD SU;SL 301 TB TERREBONNE 2026-04-27 HILCORP ENERGY COMPANY 17109242730000
CI 53-C RA SU;SL1249 TERREBONNE 2026-04-14 HILCORP ENERGY COMPANY 17715000750000
53 MKR-DISC 2 RA SUA;SL 2703 TERREBONNE 2026-03-19 HILCORP ENERGY COMPANY 17109202880000
CI 53-C RA SU;SL 301 TERREBONNE 2026-03-01 HILCORP ENERGY COMPANY 17109235380000
SL 301 TERREBONNE BAY TERREBONNE 2026-02-28 HILCORP ENERGY COMPANY 17109019980000
SL 301 TERREBONNE BAY TERREBONNE 2026-02-28 HILCORP ENERGY COMPANY 17109019980000
SL 188 CAILLOU ISLAND TERREBONNE 2026-02-24 HILCORP ENERGY COMPANY 17109224070000
CI 53 C RA SU;SL 301 TERREBONNE 2026-02-24 HILCORP ENERGY COMPANY 17109216140000
SL 1247 TERREBONNE 2026-02-19 HILCORP ENERGY COMPANY 17109242720000

Top Operators in the CAILLOU ISLAND field by total wells

TEXACO, INC.983HILCORP ENERGY COMPANY472TEXACO E & P INC.196CHEVRON U.S.A. INC.93FREEPORT SULPHUR CO.48UNION EXPL. PARTNERS, LTD.28PLACID OIL COMPANY10ENERGY CORP. OF AMERICA, INC.9ROBERT W. OMEARA4LA. LAND & EXPL. CO.4

Operators: Texaco, Inc., Hilcorp Energy Company, Texaco E & P Inc., Chevron U.s.a. Inc., Freeport Sulphur Co., Union Expl. Partners, Ltd., Placid Oil Company, Energy Corp. Of America, Inc., Robert W. Omeara, La. Land & Expl. Co..

Parishes Intersected by the CAILLOU ISLAND field

TERREBONNE1,897LAFOURCHE30
TERREBONNE
LAFOURCHE

Other Major Fields in Louisiana most active by total wells

Compare the CAILLOU ISLAND field against the other busiest oil and gas fields in Louisiana: