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Texas well record

MAUCH-TOM UNIT #1H

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

HistoricalATASCOSA County
API104201334420
API801334420
Latest event-
Event date-
Well context

Known public record details

API number4201334420
CountyATASCOSA County
OperatorMARATHON OIL EF LLC
FieldEAGLEVILLE (EAGLE FORD-1)
LeaseMAUCH-TOM UNIT (15685)
Well number1H
StatusHistorical
Location

Location summary

Public records currently place this well in Atascosa County, EAGLEVILLE (EAGLE FORD-1) field, survey BS&F / TOM, W E, abstract 1184, section 6. 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.

SurveyBS&F / TOM, W E
Abstract1184
Block-
Section6
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

SAU MARINER 19-1B #1B

MARINER ENERGY, INC. - SPRABERRY (TREND AREA)

Survey L. & S. V. R.R. CO. - Abstract 292 - Block B - Section 19

Plugged
View record
STONE, E.E. 'A' #4

DALLAS PRODUCTION COMPANY LLC - WILLOW SPRINGS (T.PEAK TRANS.)

Survey LOUT, J - Abstract 123 - Section 96

Historical
View record
CARROLL, BOB #2

D & R ENTERPRISES - JOSHUA (CONGL)

Block 6 - Section 5

Historical
View record
CARROLL, BOB #1

D & R ENTERPRISES - JOSHUA (CONGL)

Survey ETRR CO. SURVEY - Block 6 - Section 5

Plugged
View record
NEVILLE, GERTRUDE #1

THOMPSON PIPE & SUPPLY - LAVERNE (MISS.)

Survey ORANGE CSL, LOT 7 - Abstract 368

Plugged
View record
BARROW RANCH #2

MGF OIL CORPORATION - WILDCAT

Historical
View record
KRUEGER-HOELSCHER UNIT #1H

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

Survey LIA&M CO - Abstract 544 - Section 281

Recently completedDocument FiledMay 27, 2026
View record
KELLER #1H

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

Survey HOLT, D I - Abstract 131

Plugged
View record
Related entities
MARATHON OIL EF LLCAtascosa CountyEAGLEVILLE (EAGLE FORD-1)
Source form explainers
W-1 drilling permitW-2 oil completionG-1 gas completionP-4 operator change
Map point
MAUCH-TOM UNIT #1HAPI 4201334420
100 ft

28.751868, -98.170888

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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