FIELDS · TEXAS · FIELD 99390200
Yonajosa, E. (Y-1)
Field · District 03 · Hardin County
Yonajosa, E. (Y-1) is an RRC field with 7 leases on file reported by 9 operators, in Hardin County.
In the 12 months reported through April 2026 it produced 6,048 barrels of oil, down 16% on the year before, from 3 leases reporting volume.
S & S Operating Company, Inc. holds the most, 4 leases and 319,424 barrels of oil lifetime.
Lifetime, the field has reported 323,861 barrels of oil and 92,745 mcf of gas.
- 7
- leases on file
- 3
- leases reporting volume
- 9
- operators, all time
- 3
- active wellbores of 10 · 1 operators today
- 6,048
- bbl oil, 12 months through Apr 2026 · −16%
- 0
- Mcf gas, same 12 months
- 323,861
- bbl oil, lifetime · 92,745 Mcf gas
Every well completed in it, searchable →
Reported production by month
Last 12 months 6,048 · prior 12 7,171(-16%)
Yonajosa, E. (Y-1): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 3
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| S & S Operating Company, Inc. | 4 | 319K | 88.8K | Jul 2026 |
| Westland Oil Development Corp. | 1 | 4.44K | 3.99K | Nov 1994 |
| Ritco Petroleum, Inc. | 2 | 0 | 0 | Aug 2003 |
Counties
- Hardin County → 4 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Humble-Yonajosa Fee #1 | S & S Operating Company Inc. | Hardin | Mar 27, 2013 | — | 0 | 0 |
| Hooks J. B. Heirs #1 | S & S Operating Company Inc. | Hardin | Sep 21, 2005 | — | 0 | 0 |
| Hooks J. B. a #1 | S & S Operating Company Inc. | Hardin | Jun 9, 1994 | — | 0 | 0 |
| Turner Heirs #3 | S & S Operating Company Inc. | Hardin | Mar 18, 1970 | — | 0 | 0 |
| Kirkpatrick Geo. #2 | Ritco Petroleum Inc. | Hardin | Mar 20, 1968 | — | 0 | 0 |
About this data
Field 99390200 from RRC PDQ lease reports: lifetime totals and lease and operator counts from the field summary; the monthly series summed from every lease report naming the field, cut at the statewide reported-through month, Apr 2026. Counties from the wells completed on each lease. Completions are the wellbores the RRC schedule ties to the field. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/99390200, documented in the API reference.