Carrizo Marcellus
Operator of record for 61 catalogued wells across 2 states. Every well below links to its full registry page.
At a glance
Carrizo Marcellus is the operator of record for 61 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 7 (11%) are plugged & abandoned. Its largest concentration is in Pennsylvania, with 57 wells (93% of its portfolio).
Wells operated
61
Active
0
Plugged
7
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Pennsylvania | 57 |
| West Virginia | 4 |
Well mix
- Oil wells
- 0
- Gas wells
- 57
- Shut-in
- 0
- Active share
- 0%
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Claim Carrizo Marcellus to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Carrizo Marcellus operate?
Carrizo Marcellus's catalogued wells are spread across 2 states: Pennsylvania (57) and West Virginia (4). Its 57 Pennsylvania wells are 0.0% of the 224,189 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Carrizo Marcellus’s wells are active, plugged or orphaned?
0% of Carrizo Marcellus's catalogued wells are active, 29 percentage points below the national share of 29%. 11% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Carrizo Marcellus operate?
By product class, 0 (0%) are oil wells and 57 (93%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Clearfield (PA), Susquehanna (PA), Centre (PA) and Lycoming (PA).
Notable wells operated by Carrizo Marcellus
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Rhp-A 4h | 37-033-27204 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
| Shaskas 4h | 37-115-20437 | Other status | Gas | Susquehanna, PA | Carrizo (Marcellus) LLC | — |
| Cowfer 2h - 1h | 37-027-21696 | Other status | Gas | Centre, PA | Carrizo (Marcellus) LLC | — |
| Baker 2h | 37-115-20395 | Other status | Gas | Susquehanna, PA | Carrizo (Marcellus) LLC | — |
| Rhp-A 2h | 37-033-27202 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
| Rhp-A 3h | 37-033-27203 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
| Baker 6h | 37-115-20431 | Other status | Gas | Susquehanna, PA | Carrizo (Marcellus) LLC | — |
| Longe (Ck-21) 1h | 37-033-27112 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
| Rhp-A 6h | 37-033-27205 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
| Hanlon Ly 03 1h | 37-081-21070 | Other status | Gas | Lycoming, PA | Carrizo (Marcellus) LLC | — |
| Tomkins Ly 02 1v | 37-081-21145 | Other status | Gas | Lycoming, PA | Carrizo (Marcellus) LLC | — |
| Rhp-A 4h | 37-033-27017 | Other status | Gas | Clearfield, PA | Carrizo (Marcellus) LLC | — |
Deepest first where depth is published. See all 61 wells →
Frequently asked questions
How many wells does Carrizo Marcellus operate?
Carrizo Marcellus is the operator of record for 61 catalogued oil & gas wells, with the largest concentration in Pennsylvania (57). Only wells in states WellCensus has ingested are counted.
How many of Carrizo Marcellus's wells are still active?
0 of Carrizo Marcellus's catalogued wells are active; 7 are plugged & abandoned.
In which states does Carrizo Marcellus operate wells?
Carrizo Marcellus is the operator of record for wells in Pennsylvania (57) and West Virginia (4).
Does Carrizo Marcellus operate mostly oil or gas wells?
0 of Carrizo Marcellus's catalogued wells are oil wells and 57 are gas wells; the rest are injection, service or unclassified wells.
Where Carrizo Marcellus's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Carrizo Marcellus — well portfolio”, https://wellcensus.com/operators/carrizo-marcellus-105174 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).