Oil & gas wells in Simpson County, MS
420 catalogued wells in Simpson County, Mississippi, from the state regulator registry and the federal orphaned-well inventory.
Dataset updated . Derived from public data sources.
At a glance
Simpson County, Mississippi has 420 catalogued oil & gas wells: 35 active (8%), 280 plugged & abandoned (67%) and 6 documented orphans. It ranks 23rd of the 57 Mississippi counties WellCensus profiles by well count and holds 1% of the state's 34,924 catalogued wells.
Catalogued wells
420
Active
35
Plugged
280
Documented orphans
6
What is the status of oil and gas wells in Simpson County?
8% of Simpson County's wells are active, 8 percentage points below the Mississippi share of 16%. 67% are plugged & abandoned, against 70% statewide and 47% nationally. 2 wells (0.5%) are shut-in — unplugged but idle. 6 wells (1%) are documented orphans with no operator able to plug them, compared with 2% across Mississippi and 4% nationally. The remaining 97 carry status codes outside those classes, such as permitted or cancelled locations.
What kinds of wells are in Simpson County?
By product class, 131 of the county's wells (31%) are oil wells, 123 (29%) gas wells and 20 (5%) injection wells. Statewide the oil share is 30% and the gas share 14%. The deepest total depth published for a Simpson County well is 23,657 ft, against 25,500 ft for Mississippi as a whole. 77% of the county's wells carry coordinates and appear on the map.
How does Simpson County compare with other Mississippi counties?
Simpson County has the 23rd-most catalogued wells of the 57 Mississippi counties with at least 25. The median Mississippi county on WellCensus has 197 wells. The largest, Adams County, has 5,963. By documented orphans it ranks 21st in Mississippi.
Who operates wells in Simpson County?
139 distinct operators of record are linked to wells in Simpson County. 100% of the county's wells carry a link to a canonical operator profile; the rest list no operator or a name not yet resolved. Each well's page names its operator where the state publishes one.
Wells in Simpson County
🔒 Create a free account to export CSV| Well | API # / state ID | Status | Type | Operator |
|---|---|---|---|---|
| R. L. Everett 1 1 | 23-127-00001 | Plugged & abandoned | Oil | Cities Service Oil Co. |
| C. M. Wells "A" 1 | 23-127-00002 | Orphaned | Oil | Mize Operations, LLC. |
| Wells "C" 1 1 | 23-127-00003 | Plugged & abandoned | Oil | Tnt Operating LLC |
| C. M. Wells "B" 1 | 23-127-00004 | Orphaned | Oil | Mize Operations, LLC. |
| White "A" 1 1 | 23-127-00005 | Plugged & abandoned | Oil | Cities Service Oil Co. |
| Howard Womack D-1 SWD | 23-127-00006 | Active | Injection | Venture Oil & Gas, Inc. |
| Magee swdw 1 | 23-127-00007 | Active | Injection | Moon-Hines-Tigrett Operating Co., Inc. |
| Womack "C" # 2 # 2 | 23-127-00008 | Orphaned | Oil | Tnt Operating LLC |
| R T Berry 1 1 | 23-127-00009 | Plugged & abandoned | Other type | Berry Corporation |
| R T Berry 2 2 | 23-127-00010 | Plugged & abandoned | Other type | Berry Corporation |
| Bush Heirs-Willimsn 1 1 | 23-127-00011 | Plugged & abandoned | Other type | Zach Brooks Drlg, Company Et Al |
| Central Oil & 1 1 | 23-127-00012 | Plugged & abandoned | Other type | California Company |
| Central Oil 8 Etal 1 1 | 23-127-00013 | Plugged & abandoned | Other type | California Company |
| K V Allison 1 1 | 23-127-00014 | Plugged & abandoned | Other type | Carter Oil Co. |
| Fee Minerals 17-16 1 1 | 23-127-00015 | Plugged & abandoned | Other type | Central Oil Company |
| Cntrl-Mdln Es 20-16 1 1 | 23-127-00016 | Plugged & abandoned | Other type | Central Oil Company |
| Mmfu 22-1 #1 1 | 23-127-00017 | Plugged & abandoned | Oil | Denbury Onshore, LLC |
| Central Oil 27-2 1 1 | 23-127-00018 | Plugged & abandoned | Oil | Denbury Onshore, LLC |
| Mwfse8500fu 27-7 1 1 | 23-127-00019 | Plugged & abandoned | Oil | Denbury Onshore, LLC |
| Gaylord Container 1 1 | 23-127-00020 | Plugged & abandoned | Other type | Central Oil Company |
| Charles Jennings 23-5 1 1 | 23-127-00021 | Shut-in | Oil | Denbury Onshore, LLC |
| Charles Jennings 23-4 2 2 | 23-127-00022 | Plugged & abandoned | Other type | Denbury Onshore, LLC |
| Mfu 23-6 1 | 23-127-00023 | Plugged & abandoned | Oil | Denbury Onshore, LLC |
| V. F. Sullivan 1 1 | 23-127-00024 | Plugged & abandoned | Oil | Amax Petroluem Corp. |
| Mrfu 23-13 2 2 | 23-127-00025 | Plugged & abandoned | Oil | Denbury Onshore, LLC |
A sample of the county’s wells — every catalogued well has its own page. Browse all 420 in search → (filter by operator, status and type, then export), or find a specific well on the live map.
Frequently asked questions
How many oil and gas wells are in Simpson County, MS?
Simpson County, Mississippi has 420 catalogued oil & gas wells: 35 active, 280 plugged and 6 documented orphans.
How many orphaned wells are in Simpson County?
6 wells in Simpson County, Mississippi are documented orphans — unplugged with no solvent operator of record, the 21st-highest count among Mississippi counties.
What share of wells in Simpson County are plugged?
280 of Simpson County's 420 catalogued wells (67%) are plugged & abandoned, compared with 70% across Mississippi.
Which Mississippi county has the most oil and gas wells?
Adams County has the most catalogued wells of any Mississippi county on WellCensus (5,963); Simpson County ranks 23rd with 420.
How many companies operate wells in Simpson County?
139 distinct operators of record are linked to catalogued wells in Simpson County, Mississippi.
Nearby in the Mississippi rankings
About this data
Source: Mississippi State Oil & Gas Board well registry, plus the USGS United States Documented Orphaned Well Database (2026, doi 10.5066/P13FHBYG), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Oil & gas wells in Simpson County, Mississippi”, https://wellcensus.com/wells/mississippi/simpson (data as of October 10, 2026).