WELL · 42-481-31992 · DISTRICT 3

Zimmerman Unit #1

Plugged

Wharton County · Jones Creek (5200 Frio) field · Vertical

Zimmerman Unit #1 (API 42-481-31992) is a plugged well in Wharton County, plugged June 15, 2001, last operated by Jefferson Energy CO. Inc..

The RRC has issued 2 drilling permits between 1980 and 1984, permitted to 5,750 ft.

Operator of record

Jefferson Energy Co. Inc.

Conroe, TX · P-5 Y, filed Dec 15, 1986 · 6 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Jefferson Energy Co. Inc.
Production reports	none
Latest permit	Jefferson Energy Co., Inc.Mar 21, 1984

5,750: total depth, ft
2: permits on file
Mar 21, 1984: last permit issued
Nov 27, 1980: completed
0: cumulative oil, bbl
0: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2001

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Nov 27, 1980
Shut in: —
Plugged: Jun 15, 2001

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Zimmerman Unit G-3-110437	Jones Creek (4800)	BWS Vacuum Service, Inc.	1	0	0	Jan 1993 – Jun 2001

No volumes reported on these leases in the last three years.

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
232973-99	Recompletion	Jefferson Energy Co., Inc.	Mar 16, 1984	Mar 21, 1984	—	5,750
85478-99	Drill	Tartan Oil & Gas	Jun 30, 1980	Jun 30, 1980	Oct 13, 1980	5,750

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-3-110437	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
3,455	3,480	Perforated
4,787	4,790	Perforated
5,192	5,195	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	520	12.25	285 S
2.375	5,143	—	—
4.5	5,710	7.875	800 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

Filed	W-2 / G-1 date	Logs referenced
Jul 11, 1988	Jun 22, 1988	—
May 30, 1984	May 14, 1984	—
May 19, 1984	May 14, 1984	—
Jan 12, 1984	Dec 29, 1980	—

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Wellbore filings for 42-481-31992 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-481-31992 → scanned completion filings

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0: bbl, last 12 reported months
688K: bbl, all reported
Dec 2000: reported through

UIC	Kind	Status	Permitted bbl/d	Max psi	Zone ft
000061482	W-14 Disposal	Plugged Jun 28, 2001	2,000	1,200	3,432–3,672

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 0 · prior 12 0

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/48131992, documented in the API reference.