FIELDS AND POOLS · UNITED STATES
Pennsylvanian fields and pools
A regulator names each reservoir it oversees: a field in Texas, a pool in New Mexico. The name carries the formation, which is how one formation can be followed across a state line.
Wells completed in the Pennsylvanian → · The Pennsylvanian formation →
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| Field or pool | State | Formation | County | Active completions | Operators | Oil, 12 mo | Gas, 12 mo | Lifetime oil | Last reported |
|---|---|---|---|---|---|---|---|---|---|
| Crittendon (Penn.) | Texas | Penn | Winkler | 1 | 1 | 0 | 0 | 11,981 | Mar 2021 |
| Dora; Penn, North | New Mexico | Penn | Roosevelt | 1 | 1 | 0 | 0 | 274,845 | May 2015 |
| East Hess Hills; Upper Penn (G) | New Mexico | Upper Penn | Eddy | 1 | 1 | 0 | 0 | 14,075 | Apr 2019 |
| Evetts (Pennsylvanian) | Texas | Pennsylvanian | Winkler +1 | 1 | 1 | 0 | 0 | 113,819 | Apr 2025 |
| Gail, North (Penn Reef) | Texas | Penn Reef | Borden | 1 | 1 | 0 | 0 | 141,611 | — |
| Gladiola; Penn, Southwest | New Mexico | Penn | Lea | 1 | 1 | 0 | 0 | 155,581 | — |
| G. P. M. (Penn., S.) | Texas | Penn S | Winkler | 1 | 1 | 0 | 0 | 143,139 | May 2023 |
| Huggins Draw; Penn (G) | New Mexico | Penn | Chaves | 1 | 1 | 0 | 0 | 193 | Feb 2025 |
| King; Penn | New Mexico | Penn | Lea | 1 | 1 | 0 | 0 | 29,076 | Oct 2020 |
| Knott (Pennsylvanian) | Texas | Pennsylvanian | Howard | 1 | 1 | 0 | 0 | 3,849 | — |
| Modesta, N (Penn Reef, N) | Texas | Penn Reef N | Howard | 1 | 1 | 0 | 0 | 0 | — |
| Mosley Canyon; Upper Penn. (G) | New Mexico | Upper Penn. | Eddy | 1 | 1 | 0 | 0 | 520 | May 2021 |
| Mungerville, NW. (Penn.) | Texas | Penn | Dawson +1 | 1 | 1 | 0 | 0 | 133,767 | Aug 2021 |
| South Park (Penn) | Texas | Penn | Terrell | 1 | 1 | 0 | 0 | 27,710 | — |
| Sparenburg (Pennsylvanian) | Texas | Pennsylvanian | Dawson | 1 | 1 | 0 | 0 | 0 | — |
| Springs; Upper Penn (Gas) | New Mexico | Upper Penn | Eddy | 1 | 1 | 0 | 0 | 293,115 | Mar 2018 |
| Tillery (Penn.) | Texas | Penn | Schleicher | 1 | 1 | 0 | 0 | 38,948 | Jun 2018 |
| Tunis Creek, East (Penn) | Texas | Penn | Howard +1 | 1 | 1 | 0 | 0 | 0 | — |
| Wasson (Penn.) | Texas | Penn | Yoakum | 1 | 1 | 0 | 0 | 35,659 | — |
| WC; Upper Penn | New Mexico | Upper Penn | Eddy +3 | 1 | 1 | 0 | 0 | 1 | May 2010 |
OIL IN BBL · GAS IN MCF · TWELVE MONTHS THROUGH THE STATE'S REPORTED-THROUGH MONTH
About this data
Each state regulator's field and pool registry, with the completions and the reported volumes of each. The formation is read from the name the regulator gave it and matched to one registry shared by every state; a name that gives no single formation has none. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields, documented in the API reference.