42-391-31840
HEARD CLEMENT
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)
Permits
7
Max Depth
6,300 ft
First Permit
1985-03-12
Latest Activity
2015-03-31
Lifespan
30 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2006-03-22
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (24) Elevation 58 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,442 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,692 ft |
| OAKVILLE | 2,750 ft | -2,692 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,242 ft |
| OAKVILLE | 3,300 ft | -3,242 ft |
| CATAHOULA | 3,590 ft | -3,532 ft |
| CATAHOULA | 3,591 ft | -3,533 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,042 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 4,100 ft | -4,042 ft |
| FRIO | 4,348 ft | -4,290 ft |
| GRETA | 4,350 ft | -4,292 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,307 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,307 ft |
| FRIO-GRETA (OLIG) (Frio) | 4,785 ft | -4,727 ft |
| MIDDLE FRIO (SINTO) (Frio) | 5,000 ft | -4,942 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,942 ft |
| SINTON SD SERIES | 5,085 ft | -5,027 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,342 ft |
| 5500' SD | 5,540 ft | -5,482 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,822 ft |
| LOWER FRIO (OLOGOCENE) (Frio) | 5,880 ft | -5,822 ft |
| 5900' SD SERIES | 5,895 ft | -5,837 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 6,100 ft | -6,042 ft |
| JACKSON/YEGUA (Jackson) | — | — |
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 (7)
| Interval | Type |
|---|---|
| 4,118–4,128 ft | Perforated |
| 4,564–4,571 ft | Perforated |
| 5,163–5,167 ft | Perforated |
| 5,174–5,178 ft | Perforated |
| 5,768–5,776 ft | Perforated |
| 5,860–5,864 ft | Perforated |
| 5,896–5,903 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,507 ft | 794 sx |
| 7" | 6,098 ft | 1,225 sx |
Permit History (7)
CLEMENT HEARD · 6,100 ft
2015-03-31
TOM O'CONNOR (4150 FT. SD.) UNIT · 6,100 ft
2015-03-31
Spud 2015-04-09
CLEMENT HEARD · 6,100 ft
2014-01-06
Spud 2013-12-15
TOM O'CONNOR(5600 FOOT SAND)UNIT · 6,100 ft
2008-07-25
CLEMENT HEARD · 6,100 ft
2008-07-25
Spud 2009-02-27
TOM O'CONNOR(5800 SAND)FLD. UNIT · 6,100 ft
1992-10-22
Spud 1992-11-19
HEARD, CLEMENT · 6,300 ft
1985-03-12
Spud 1985-04-04
Applications (7)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 more filings
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 30
- Max Depth
- 6,300 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2006-03-22
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,436