Digital Petroleum Atlas
Nunn Field
General Information
Nunn Field Oil & Gas Data

General Field Information

Produces Oil: Yes Produces Gas: Yes
Exploration Method: A reflection seismograph survey conducted for Atlantic Refining Company located an anomaly on which the Mississippian discovery well was drilled.
Drilling Casing Practices: Marmaton: Perforations and 3,000 to 9,000 gallons acid treatments. Mississippian:Generally open hole, few upper interval perforations and acid treatment of 6,000 to 24,000 gallons.

Discovery Well(s)
Discovery Date Well Name Available Well Data Oil Production Gas Production LAS File Viewer with Core Data Plots Core Image Core Data Table
22 JUN 1938 EVA NUNN 1
No Oil Production No Gas Production No Digital LAS Files No Core Images No Core Data
Well Location: C SE NE 27-T21S-R34W
Rotary Total Depth: 4718
Production Zone: St. Louis
Initial Oil Potential: 605 BOPD
Data Source: KOGF, Vol. II; DISCOVERY 1349
Discovery Date Well Name Available Well Data Oil Production Gas Production LAS File Viewer with Core Data Plots Core Image Core Data Table
29 OCT 1947 MCHUGH 1
No Digital LAS Files No Core Images No Core Data
Well Location: C SW SW 23-T21S-R34W
Rotary Total Depth: 5484
Production Zone: MARMATON
Initial Oil Potential: 779 BOPD
Data Citations: KOGF, Vol. II
Discovery Date Well Name Available Well Data Oil Production Gas Production LAS File Viewer with Core Data Plots Core Image Core Data Table
13 APR 1948 DAVIS 3
No Gas Production No Digital LAS Files No Core Images No Core Data
Well Location: C SW SE NW 26-T21S-R34W
Rotary Total Depth: 4703
Production Zone: CHEROKEE
Initial Oil Potential: 286 BOPD
Comments: No further reference to this one-well reservoir.
Data Source: KOGF, Vol. II

Summary Production Information

Field Size: 2240 acres
Total Wells: 65
Productive Oil Wells: 45 as of August 2025
Productive Gas Wells: 10 as of February 2007
Abandoned Wells: 8
Cumulative Oil: 6,877,542.88 bbls as of August 2025
Cumulative Gas: 522,916.00 mcf as of February 2007

Producing Formation:


LANS.-K.C.
(Lansing - Kansas City Supergroup)

LANS.-K.C. (Lansing - Kansas City Supergroup)
Thickness
Thickness: 13 feet

LANS.-K.C. (Lansing - Kansas City Supergroup)
Oil & Gas Production Information
Produces Oil: Yes
Proven Production: 1100 acres

LANS.-K.C. (Lansing - Kansas City Supergroup)
Oil Chemistry
Average Oil API Gravity: 34

Producing Formation:


MARMATON
(Marmaton Group)
Formation Lithology: Fossiliferous and crystalline limestone
Trap Type: Stratigraphic and structural - Compaction over Mississippian. Closure on regional nosing.

MARMATON (Marmaton Group)
Thickness
Maximum Thickness: 125 feet

MARMATON (Marmaton Group)
Oil & Gas Production Information
Produces Oil: Yes
Maximum Net Pay: 12 feet Average Net Pay: 8 feet
Drive Mechanism: Solution gas expansion
Water Production: Generally less than 10 % of the total fluid
Proven Production: 1100 acres

MARMATON (Marmaton Group)
Oil Chemistry
Minimum Oil API Gravity: 33 Maximum Oil API Gravity: 35 %

MARMATON (Marmaton Group)
Porosity
Porosity Type: Small vugular and intercrystalline porosities Average Porosity: 17.8 %

MARMATON (Marmaton Group)
Permeability
Average Horizontal: 38 md

Producing Formation:


CHEROKEE
(Cherokee Group)
Depth Top: 4550 feet

CHEROKEE (Cherokee Group)
Oil & Gas Production Information
Produces Oil: Yes
Proven Production: 1100 acres

CHEROKEE (Cherokee Group)
Oil Chemistry
Average Oil API Gravity: 29

Producing Formation:


MISSISSIPPIAN
(Mississippian System)
Depth Top: 4654 feet
Formation Lithology: Fine to medium crystalline and fossiliferous, dolomitic limestone with production from fossiliferous to oolicastic limestone containing small vugular type porosity and occasional thin vertical fractures.
Trap Type: Structural and stratigraphic - altered by surface erosion. Closures on regional nosing.

MISSISSIPPIAN (Mississippian System)
Thickness
Thickness: 10 feet Maximum Thickness: 10 feet

MISSISSIPPIAN (Mississippian System)
Oil & Gas Production Information
Produces Oil: Yes
Maximum Net Pay: 10 feet Average Net Pay: 7.5 feet
Drive Mechanism: Expansion of solution gas with edge water encroachment
Proven Production: 1100 acres

MISSISSIPPIAN (Mississippian System)
Oil Chemistry
Minimum Oil API Gravity: 26 Maximum Oil API Gravity: 28 %

MISSISSIPPIAN (Mississippian System)
Porosity
Porosity Type: There is variable porosity development in relatively thin intervals throughout 180-foot overall productive section. Production from fossiliferous to oolicastic limestone containing small vugular type porosity. Maximum Porosity: 11.9 % Average Porosity: 10.5 %

MISSISSIPPIAN (Mississippian System)
Permeability
Maximum Horizontal: 166 md
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