TEXAS · WELLS · LEE COUNTY · SYLVIA UNIT LEASE · API 42-287-30375 · DISTRICT 03
Sylvia Unit #1
Lee County · Giddings (Austin Chalk-3) field · Shut In · Vertical
- Fields on the latest permit · any of 2
- Giddings (Austin Chalk-3) · Giddings (Buda)
- Not one formation; the well must be completed in one of them, and no target formation is stated.
Sylvia Unit #1 (API 42-287-30375) is a well in Lee County operated by Magnolia Oil & Gas Operating LLC, completed October 11, 1978 and listed as shut in on the RRC schedule, shut in January 1, 1998.
The RRC has issued one drilling permit, issued July 27, 1978, permitted to 8,427 ft.
It was permitted by Humble Exploration CO., Inc. and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
No lease production has been reported under this well’s leases.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Humble Exploration Co., Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- May 6, 2026
- Permits on file
- 617
- Phone
- (713) 842-9050
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Magnolia Oil & Gas Operating LLC |
| Production reports | none |
| Latest permit | Humble Exploration Co., Inc.Jul 27, 1978 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,427
- total depth, ft
- 1
- permits on file
- Jul 27, 1978
- last permit issued
- Oct 11, 1978
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH —
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 11, 1978
- Shut in
- Jan 1, 1998
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH AUG 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 |
|---|---|---|---|---|---|---|
| Sylvia Unit O-3-12019 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | 1 | 0 | 0 | by Jan 1993 – — |
No volumes reported on these leases in the last three years.
Wells named Sylvia Unit
Magnolia Oil & Gas Operating LLC's other wells filed under this lease name in Lee County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsPermits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 29302-99 | Drill | Humble Exploration Co., Inc. | Jul 27, 1978 | Jul 27, 1978 | Aug 20, 1978 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 11, 1978 | Sylvia Unit O-3-12019 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | Shut In · shut in Jan 1, 1998 | 8,427 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,514 | 8,060 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,921 | 12.25 | 1,250 S |
| 2.375 | 7,396 | — | — |
| 5.5 | 8,427 | 8.75 | 765 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jan 12, 1984 | Oct 26, 1978 | — |
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 42-287-30375 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-287-30375 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/28730375, documented in the API reference.