42-003-00449
Final Completion HorizontalSidetrackUNIVERSITY 9 -AA-
ANDREWS County · District 8 · XTO ENERGY INC. · UNIVERSITY BLOCK 9 (PENN.)
Permits
3
Max Depth
10,700 ft
First Permit
1989-08-15
Latest Activity
2010-08-11
Lifespan
21 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-08-15
Shut-In
—
Plugged
—
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Injection / Disposal
ANDREWS County disposal market →Permitted Volume
15,000 bbl/d
Max Pressure
4,398 psi
Injection Interval
8,795–12,384 ft
Injected (12mo)
232 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-02-01)
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 6,083 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MISSISSIPPIAN | 9,589 ft | -3,506 ft |
| L MISSISSIPPIAN | 10,001 ft | -3,918 ft |
| WOODFORD SHALE (Woodford) | 10,346 ft | -4,263 ft |
| DEVONIAN | 10,417 ft | -4,334 ft |
| DEVONIAN | 10,427 ft | -4,344 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (6)
| Interval | Type |
|---|---|
| 8,812–9,283 ft | Perforated |
| 9,939–11,376 ft | Open hole |
| 10,417–12,384 ft | Open hole |
| 10,429–10,479 ft | Perforated |
| 10,573–11,376 ft | Open hole |
| ?–10,479 ft | Perforated |
Casing (9)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 339 ft | 250 sx |
| 13.375" | 369 ft | 250 sx |
| 13.375" | 369 ft | 350 sx |
| 8.625" | 4,318 ft | 2,600 sx |
| 8.625" | 4,318 ft | 2,600 sx |
| 8.625" | 4,502 ft | 2,600 sx |
| 5.5" | 10,496 ft | 600 sx |
| 5.5" | 10,496 ft | 800 sx |
| 5.5" | — | — |
Permit History (3)
Applications (3)
Records & Logs
12 completion filings on record · 3 with log images at RRC.
+6 more filings
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 2AA
- Max Depth
- 10,700 ft
- Drill Type
- Horizontal, Sidetrack
- County
- ANDREWS
- District
- 8
- Operator
- XTO ENERGY INC.
- Completed
- 1989-08-15
Operator
- Name
- XTO ENGY INC
- Location
- SPRING
- P-5 Status
- X (filed 2026-04-08)
- Cum Oil (all leases)
- 772,419,164 bbl
- Cum Gas (all leases)
- 11,039,899,986 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 16,140