Petrora

COUNTIES · WYOMING

Johnson County, Wyoming

Johnson County has 3,345 active wells under 41 operators, of 8,156 drilled.

Its wells reported 4,265,540 bbl of oil, 34,207,353 Mcf of gas, and 75,572,161 bbl of produced water in the twelve months through August 2026; oil is up 22% on the twelve months before.

93 APDs were approved and 30 wells spudded here in the last twelve months; 70 approved wells have no spud date yet.

13,412 bbl of water were injected in the twelve months through August 2026, across 55 active injection and disposal wells.

Anschutz Exploration Corporation operates the wells behind 68% of that oil.

3,345
active wells · 41 operators
4.3M
bbl oil, 12 months through Aug 2026 · +22%
34.2M
Mcf gas, same 12 months · −8%
93
APDs approved in 12 months · 30 wells spudded

All 24,036 wells on file in Johnson County, searchable →

Reported production by month

Summed from the county's wells, through Aug 2026. A month still being filed is left out, not drawn low.

12 months through Aug 2026 4,265,540 · prior 12 3,498,059(+22%)

0200K400K600K2017201820192020202120222023202420252026

Johnson County: Oil by month.

Wells spudded, by year

HorizontalVertical and directional

05001,0001,5002002200420062008201020122014201620182020202220242026

Operators by oil

BBL · 12 MONTHS THROUGH AUG 2026

  1. Anschutz Exploration Corporation51 active wells

    2.9M bbl

  2. EOG Resources Inc20 active wells

    633,391 bbl

  3. Three Crown Petroleum LLC0 active wells

    119,515 bbl

  4. Matrix Production Company39 active wells

    83,351 bbl

  5. Prima Exploration Inc29 active wells

    83,259 bbl

  6. Mid-Con Energy Operating LLC59 active wells

    58,313 bbl

  7. Atx Energy Partners LLC9 active wells

    51,415 bbl

  8. Barn Owls LLC10 active wells

    51,335 bbl

What the wells each operator runs today reported, whoever operated them at the time.

Operators

OperatorActive wellsAPDs, 12 moOil, 12 moGas, 12 moWater, 12 mo
Anschutz Exploration Corporation wells51702.9M8.0M5.7M
EOG Resources Inc wells200633,3911.2M318,762
Three Crown Petroleum LLC wells01119,515103,99714,829
Matrix Production Company wells39083,35126,82239,758
Prima Exploration Inc wells29083,25934,844129,163
Mid-Con Energy Operating LLC wells59058,3130122,144
Atx Energy Partners LLC wells9051,41563,53226,087
Barn Owls LLC wells10051,3350370,805
Daube Company The wells11043,96806.1M
Chipcore LLC wells14036,648019,607
Citation Oil & Gas Corporation wells10032,30301.6M
Simon Oil LLC wells53029,74801.5M
Sage Butte PRB Operating, LLC wells4028,58293,17041,234
WRC Energy LLC wells15024,61771,58844,075
Peak Powder River Resources LLC wells4022,72118,99514,401
Navigation Powder River LLC wells1014,63411,8121,316
Contango Resources LLC wells7010,75501.3M
Devon Energy Production Company LP wells208,73042,9637,466
Cenergy Resources LLC wells007,91210,85616,126
Moncrief W A Jr wells407,17449,81423

Fields

Every field with a completion here →
FieldActive wellsOil, 12 moGas, 12 mo
WC963.5M8.9M
Wagensen1171,596257,795
Names Hill2101,707365,232
Holler Draw2859,42525,664
Table Mountain2256,4357,779
North Fork1350,9650
Culp Draw4245,1290
Reno839,3650
Indian Creek830,1140
Crawford Draw829,026155,493
Cellars Ranch825,3060
Jepson Draw1224,3276,141
Tisdale North4822,5850
Heldt Draw1913,1840
Trabing39,92117,478

Latest APDs

All of them →
ApprovedWellOperatorProposed formationTarget depthNow
Oct 29, 2026Oredigger Fed 4577-4-5-1W NHHZ49-019-42093Anschutz Exploration CorporationNiobrara10,532 ftActive Permit
Oct 21, 2026Burch Fed 4778-31-8-13W MHHZ49-019-42104Anschutz Exploration CorporationMowry11,899 ftNot spudded
Oct 21, 2026Burch Fed 4778-31-18-16W MHHZ49-019-42109Anschutz Exploration CorporationMowry11,899 ftNot spudded
Oct 12, 2026Pokes Fed 4677-16-28-14W NHHZ49-019-42214Anschutz Exploration CorporationNiobrara10,302 ftActive Permit
Oct 12, 2026Deere Fed 4777-29-18-2W NBHHZ49-019-42240Anschutz Exploration CorporationNiobrara9,978 ftSpuddedOct 23, 2026
Oct 12, 2026Deere Fed 4777-29-17-1 NBHHZ49-019-42248Anschutz Exploration CorporationNiobrara9,978 ftSpuddedOct 23, 2026
Oct 12, 2026Deere Fed 4777-29-17-2 NBHHZ49-019-42249Anschutz Exploration CorporationNiobrara9,978 ftSpuddedOct 23, 2026
Oct 9, 2026Deere Fed 4777-29-17-4 NBHHZ49-019-42255Anschutz Exploration CorporationNiobrara9,978 ftSpuddedOct 23, 2026
Oct 6, 2026Pokes Fed 4677-16-28-13W MHHZ49-019-42210Anschutz Exploration CorporationMowry11,817 ftActive Permit
Oct 6, 2026Pokes Fed 4677-16-28-14W MHHZ49-019-42213Anschutz Exploration CorporationMowry11,817 ftActive Permit

Largest wells

WellOperatorCountyFieldOil, 12 moGas, 12 moWater, 12 mo
Tethys 3523-03H 49-019-42572EOG Resources IncJohnsonWagensen171,596257,79571,511
Grumpy Fed 4778-5-17-16 NBH 49-019-42203Anschutz Exploration CorporationJohnsonWC165,571240,346187,398
Tethys 3422-01H 49-019-42570EOG Resources IncJohnsonWC161,531186,85477,759
Tethys 3523-02H 49-019-42571EOG Resources IncJohnsonWC142,487163,41065,854
Cadet Fed 4777-28-16-3 MH 49-019-42244Anschutz Exploration CorporationJohnsonWC134,363411,169250,451
Bushwhacker Fed 4878-34-10-15W NH 49-019-42120Anschutz Exploration CorporationJohnsonWC129,235245,693111,353
Irvine 1NH 49-019-42673—JohnsonWC119,515103,99714,829
Flying V Fed 4677-24-14-1E MH 49-019-41954Anschutz Exploration CorporationJohnsonWC117,758197,465163,541
Chaos Fed 4878-33-9-16E NH 49-019-42074Anschutz Exploration CorporationJohnsonWC115,749216,166111,049
Grumpy Fed 4778-5-17-16 MH 49-019-42198Anschutz Exploration CorporationJohnsonWC111,580501,015440,660

Disposal and injection wells

BBL OF WATER INJECTED · 12 MONTHS THROUGH AUG 2026

WellOperatorCountyFieldInjected, 12 mo
Hill 40-27 49-019-20718Valkyrie Operating LLCJohnsonFourmile13,412

Questions about Johnson County

How many drilling permits were issued in Johnson County in the last 12 months?

93 APDs were approved in Johnson County in the last 12 months, up 66% from 56 in the 12 months before. 99% were for horizontal wells. The most recent was approved Oct 29, 2026. 11,526 are on file since 1901.

Every Johnson County APD →

Which operator produces the most oil in Johnson County?

Wells operated by Anschutz Exploration Corporation in Johnson County reported 2.9 million barrels of oil in the 12 months through August 2026, 68% of the county's total, followed by EOG Resources Inc (633,391 bbl) and Three Crown Petroleum LLC (119,515 bbl). It operates 51 active wells here.

Operators in Johnson County →

How many oil and gas wells are in Johnson County?

24,036 wells are on file in Johnson County, including 3,345 active, 3,400 plugged, and 70 permitted and not yet drilled. 10,768 are horizontal. The active wells are under 41 operators.

Every well in Johnson County →

How much oil and gas does Johnson County produce?

Wells in Johnson County reported 4.3 million barrels of oil and 34.2 million Mcf of gas on form 2 in the 12 months through August 2026; oil is up 22% from 3.5 million in the 12 months before.

Production by month in Johnson County →

How much water is injected in Johnson County?

13,412 barrels of water were injected in Johnson County in the 12 months through August 2026, down 14% from 15,655 in the 12 months before, across 55 active injection and disposal wells.

Injection by month in Johnson County →

What are the largest oil fields in Johnson County?

Counting oil reported in the 12 months through August 2026, the largest is WC, with 3.5 million barrels. Second is Wagensen, with 171,596 barrels. Third is Names Hill, with 101,707 barrels.

Every field in Johnson County →

About this data

Wyoming Oil and Gas Conservation Commission. A well's county is the county code in its API number. Volumes are what operators filed on form 2 for the county's wells, by month, through Aug 2026 for production and Aug 2026 for injection. Nothing is estimated.

Developers: this page as JSON is GET /v1/data/counties/wy/johnson, documented in the API reference.