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Texas well record

BARNHART (EF) #66H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

ProducingGONZALES County
API104217734698
API817734698
Latest event-
Event date-
Well context

Known public record details

API number4217734698
CountyGONZALES County
OperatorMARATHON OIL EF LLC
FieldEAGLEVILLE (EAGLE FORD-1)
LeaseBARNHART (EF) (15397)
Well number66H
StatusProducing
Location

Location summary

Public records currently place this well in Gonzales County, EAGLEVILLE (EAGLE FORD-1) field, survey MC CONNELL, G, abstract 354. Surface locations can be incomplete or misleading for horizontal wells, so verify official plats, directional surveys, completion records, and source documents before relying on a map point.

SurveyMC CONNELL, G
Abstract354
Block-
Section-
Lifecycle

Well lifecycle timeline

W-1 permitNo linked signal yetDate unknown

Permit records can indicate requested drilling, recompletion, deepening, or related work, but do not guarantee drilling or production.

W-2/G-1 completionNo linked signal yetDate unknown

Completion filings can show that a well moved from permitted or drilled status into a completed well record.

Form PR productionNo linked signal yetDate unknown

Production signals help identify wells with linked monthly production or derived producing status.

P-4 operator/lease changesNo linked signal yetDate unknown

P-4 activity can indicate operator, lease, gatherer, purchaser, or responsibility changes tied to the record.

W-3A/W-3 pluggingNo linked signal yetDate unknown

Plugging notices and plugging records help distinguish planned plugging from wells already reported as plugged.

Directional survey, plat, or L-1No linked signal yetDate unknown

Directional surveys, plats, and L-1 records can be important for understanding horizontal wells beyond the surface point.

Activity

Recent activity timeline

No recent activity is linked to this public well card yet.

Documents

Recent source documents

No scanned source documents are linked to this public well card yet. Production activity may still be present from structured monthly production records.

8 linked wells

Related wells from the same lease, operator, field, or county

Barnhart EF #98H

Gonzales County - MRO - eagle ville (Eagle Ford-1)

Survey TENNELL, J - Abstract 449

Recently completedCementing Report FiledApr 28, 2026
View record
PUCKETT TPCV #1

BLACKWELL EXP & DEVELOPMENT, LLC

Survey PATTON, S C - Abstract 471 - Section 113

Historical
View record
BARNHART (EF) #112H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey TENNELL, J - Abstract 449

Recently completed
View record
BARNHART (EF) #113H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey TENNELL, J - Abstract 449

Recently completed
View record
BARNHART (EF) #63H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey MC CONNELL, G - Abstract 354

Historical
View record
BARNHART (EF) #64H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey MC CONNELL, G - Abstract 354

Historical
View record
BARNHART (EF) #65H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey MC CONNELL, G - Abstract 354

Historical
View record
BARNHART (EF) #26H

MARATHON OIL EF LLC - EAGLEVILLE (EAGLE FORD-1)

Survey CLEMENTS, L - Abstract 143

Historical
View record
Related entities
MARATHON OIL EF LLCGonzales CountyEAGLEVILLE (EAGLE FORD-1)
Source form explainers
W-1 drilling permitW-2 oil completionG-1 gas completionP-4 operator change
Map point
BARNHART (EF) #66HAPI 4217734698
100 ft

29.238602, -97.476702

Open in FutureWells map
Source note

Well pages combine public records, linked source documents, derived status signals, and normalized activity. Verify API, operator, status, production, location, and lifecycle facts against official records before relying on them.

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