LAKE WASHINGTON Field Activity and Well Summary

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Total wells

1,348
LAKE WASHINGTON field

Last 60 days

0
wells drilled

Prior 60 days

1
to compare against

60-day trend

-1
vs prior 60d

The LAKE WASHINGTON oil & gas field in Louisiana contains 1,348 wells on file.

Top operators: HILCORP ENERGY COMPANY, PHILLIPS PETROLEUM CO., and others.

Most recent well: 3000 RA SUA;COCKRELL-MORAN, operated by HILCORP ENERGY COMPANY — last updated February 2026.

LAKE WASHINGTON field coverage

Parishes the LAKE WASHINGTON 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 — 1,348 wellsMorehouse 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
< 1,3481,348+1,348+1,348+1,348+

Recent wells

Well Name Parish Last activity Updates Operator API
3000 RA SUA;COCKRELL-MORAN PLAQUEMINES 2026-02-07 HILCORP ENERGY COMPANY 17075244630000
LW 21 RA SU;SL 212 A PLAQUEMINES 2025-12-16 HILCORP ENERGY COMPANY 17075246130000
SL 212 PLAQUEMINES 2025-11-17 HILCORP ENERGY COMPANY 17075241870000
COCKRELL-MORAN PLAQUEMINES 2025-11-14 HILCORP ENERGY COMPANY 17075243960000
COCKRELL-MORAN PLAQUEMINES 2025-11-14 HILCORP ENERGY COMPANY 17075243950000
6000 RB SUA;SL 17721 PLAQUEMINES 2025-11-11 HILCORP ENERGY COMPANY 17075243260000
COCKRELL-MORAN PLAQUEMINES 2025-11-01 HILCORP ENERGY COMPANY 17075241330000
COCKRELL-MORAN PLAQUEMINES 2025-10-31 HILCORP ENERGY COMPANY 17075242820000
O STRAY RA SUA;BLD CM PLAQUEMINES 2025-10-28 HILCORP ENERGY COMPANY 17075240420000
BLD COCKRELL MORAN PLAQUEMINES 2025-10-28 HILCORP ENERGY COMPANY 17075240480000

Top Operators in the LAKE WASHINGTON field by total wells

HILCORP ENERGY COMPANY451PHILLIPS PETROLEUM CO.181EXXON CORPORATION143HUMBLE OIL AND REFINING CO.108SWIFT ENERGY OPERATING, LLC79PLACID OIL COMPANY49SWIFT ENERGY COMPANY49ROSEWOOD RESOURCES, INC.25PLACID OIL CO., ET AL21SHELL OIL COMPANY21

Operators: Hilcorp Energy Company, Phillips Petroleum Co., Exxon Corporation, Humble Oil And Refining Co., Swift Energy Operating, Llc, Placid Oil Company, Swift Energy Company, Rosewood Resources, Inc., Placid Oil Co., Et Al, Shell Oil Company.

Parishes Intersected by the LAKE WASHINGTON field

PLAQUEMINES1,348
PLAQUEMINES

Other Major Fields in Louisiana most active by total wells

Compare the LAKE WASHINGTON field against the other busiest oil and gas fields in Louisiana: