WELL · 42-285-33588 · DISTRICT 2
Grahmann Unit #A 1H
Lavaca County · Eagleville (Eagle Ford-2) field · Horizontal
Grahmann Unit #A 1H (API 42-285-33588) is a horizontal well in Lavaca County operated by Zaza Energy LLC, completed June 3, 2011.
The RRC has issued one drilling permit (amended once), issued January 27, 2011, permitted to 13,900 ft.
Completion filings report 5 formation tops, including Austin Chalk, Buda, Eagle Ford, Edwards.
Its 2 leases have reported 244 barrels of oil and 771K mcf of gas since June 2011, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Aug 4, 2025 · 58 permits on file · (866) 266-2502
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Zaza Energy LLC |
| Production reports | Zaza Energy, LLCthrough Aug 2015 |
| Latest permit | Zaza Energy, LLCJan 27, 2011 |
- 13,900
- total depth, ft
- 2
- permits on file
- Jan 27, 2011
- last permit issued
- Jun 3, 2011
- completed
- 244
- cumulative oil, bbl
- 771K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 3, 2011
- Shut in
- —
- Plugged
- —
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Grahmann Unit G-2-269150 | Eagleville (Eagle Ford-2) | Amrwr, LLC | 1 | 0 | 766K | Jul 2011 – Jul 2026 |
| Grahmann Unit O-2-9624 | Eagleville (Eagle Ford-2) | Zaza Energy, LLC | 1 | 244 | 4.98K | Jun 2011 – Sep 2013 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Zaza Energy, LLCJun 2011 → Aug 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 709034-98 | Drill | Zaza Energy, LLC | Mar 9, 2011 | Jan 27, 2011 | Feb 9, 2011 | 13,900 |
| 709034-99 | Drill | Zaza Energy, LLC | Jan 22, 2011 | Jan 27, 2011 | Feb 10, 2011 | 13,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-269150 | — | — | — | — |
| — | — O-2-9624 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 256 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 7,454 | -7,198 |
| Buda | 7,962 | -7,706 |
| Eagle FordEAGLEFORD | 12,000 | -11,744 |
| Austin Chalk | 12,564 | -12,308 |
| Austin Chalk | 12,572 | -12,316 |
| Eagle FordEAGLEFORD | 13,301 | -13,045 |
| Eagle Ford | 13,321 | -13,065 |
| Buda | 13,428 | -13,172 |
| Eagle FordEAGLE FORD SHALE | 13,458 | -13,202 |
| Buda | 13,494 | -13,238 |
| Edwards | 13,524 | -13,268 |
| Bit | 13,796 | -13,540 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 13,690 | 17,552 | Perforated |
| 13,692 | 17,550 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 3,379 | 12.25 | 2,035 S |
| 10.75 | 3,500 | 12.25 | 2,035 S |
| 5.5 | 6,406 | 6.75 | 585 S |
| 5.5 | 6,406 | 8.625 | 585 S |
| 7.625 | 13,514 | 8.625 | 1,370 S |
| 7.625 | 13,514 | 9.875 | 1,370 S |
| 4.5 | 17,652 | 6.75 | 585 S |
| 4.5 | 17,652 | 8.625 | 585 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 →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Aug 8, 2013 | Sep 5, 2012 | Yes |
| 00 | Mar 7, 2012 | Dec 5, 2011 | — |
| 00 | Nov 15, 2011 | Jul 7, 2011 | Yes |
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 42-285-33588 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-285-33588 → 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.
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/28533588, documented in the API reference.