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Texas well record

TURNBULL UNIT A #1H

MARATHON OIL EF LLC

HistoricalKARNES County
API104225531661
API825531661
Latest event-
Event date-
Well context

Known public record details

API number4225531661
CountyKARNES County
OperatorMARATHON OIL EF LLC
Field-
LeaseTURNBULL UNIT A (000000)
Well number1H
StatusHistorical
Location

Location summary

Public records currently place this well in Karnes County, survey BROWN, H S, abstract 32. 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.

SurveyBROWN, H S
Abstract32
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

MUELLER-WARNER SA2 #501H

Karnes County - MARATHON OIL EF LLC

Survey ZEPEDA, V - Abstract 13

PermittedDirectional Survey AvailableMay 20, 2026
View record
CAT-KENEDY SWD #1

Karnes County - MARATHON OIL EF LLC - SUGARKANE (EAGLE FORD)

Survey ODOM, B - Abstract 220

ProducingMonthly Production ReportApr 30, 2026
View record
25538415

Karnes County - EOG RESOURCES, INC. - EAGLEVILLE (EAGLE FORD-2)

Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledJun 8, 2026
View record
25538417

Karnes County - EOG RESOURCES, INC. - EAGLEVILLE (EAGLE FORD-2)

Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledJun 8, 2026
View record
25537939

Karnes County - BURLINGTON RESOURCES O & G CO LP PO BOX 2197 - EAGLEVILLE (EAGLE FORD-2)

Survey BULLOCK, W C - Abstract 31 - Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledJun 4, 2026
View record
25538402

Karnes County - MAGNOLIA OIL & GAS OPERATING LLC - EAGLEVILLE (EAGLE FORD-2)

Survey REED, N - Abstract 246 - Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledMay 15, 2026
View record
25538397

Karnes County - MAGNOLIA OIL & GAS OPERATING LLC - EAGLEVILLE (EAGLE FORD-2)

Survey REED, N - Abstract 246 - Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledMay 14, 2026
View record
25538398

Karnes County - MAGNOLIA OIL & GAS OPERATING LLC - EAGLEVILLE (EAGLE FORD-2)

Survey REED, N - Abstract 246 - Block 27135750 EAGLEVILLE - Section 02

PermittedHorizontal Permit FiledMay 14, 2026
View record
Related entities
MARATHON OIL EF LLCKarnes County
Source form explainers
W-1 drilling permitW-2 oil completionG-1 gas completionP-4 operator change
Map point
TURNBULL UNIT A #1HAPI 4225531661
100 ft

28.790356, -98.038492

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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