Digital Petroleum Atlas |
Chapin Ranch Field Oil & Gas Data | |||
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General Field Information | |
Geologic Province: | Pratt Anticline/Sedgwick Embayment |
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Exploration Method: | Log and sample work |
Oldest Formation Penetrated: | Arbuckle |
Drilling Casing Practices: | The formations are generally drilled through and perforated then treated with clean up acid followed by a larger acid treatment. |
Electric Logging Practices: | Dual Induction Log, SP Compensated Neutron/ Compensated Density, Gammar Ray, Caliper |
Comments: | Red book author: Tim Pierce, Hummon Corporation, Wichita, KS. Other Shows: Viola. |
Discovery Well(s) |
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Well Location: | C NW SE 36-T31S-R11W |
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Rotary Total Depth: | 4745 |
Production Zone: | Douglas Oil |
Initial Oil Potential: | 48 BOPD from Douglas Lime |
Initial Formation Pressure: | 1350 |
Casing: | 5 1/2" @ 4589' |
Perforations: | 4463'-4469' 3705'-3710' |
Treatments: | Acid and fracture treatment of Mississippi, acid treatment in Douglas |
Data Source: | KOGF, Vol. V; DISCOVERY 45 |
Well Location: | 100' S/C SE SW 26-T31S-R11W |
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Rotary Total Depth: | 4290 |
Production Zone: | Lansing - Kansas City Supergroup |
Data Source: | DISCOVERY 6175 |
Well Location: | C NW SW 31-T31S-R10W |
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Rotary Total Depth: | 3925 |
Production Zone: | Shawnee (Tor) Oil |
Data Source: | DISCOVERY 6176 |
Summary Production Information | |
Field Size: | 2320 acres |
Total Wells: | 61 |
Productive Oil Wells: | 22 as of December 2023 |
Productive Gas Wells: | 1 as of May 1988 |
Abandoned Wells: | 19 |
Cumulative Oil: | 1,286,401.97 bbls as of December 2023 |
Cumulative Gas: | 55,547.00 mcf as of May 1988 |
Producing Formation:Tarkio Sand |
Formation Lithology: | Grey, fine grained, poorly sorted, subangular, quartz sand micaceous. |
Trap Type: | Stratigraphic |
Tarkio Sand (Tarkio Limestone Member) |
Produces Oil: | Yes |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
Producing Formation:Snyderville Sand |
Geological Age: | Oread Limestone of Shawnee Group |
Depositional Environment: | Deltaic to Sub Deltaic |
Formation Lithology: | Grey-brown, fine-very fine grained, moderately sorted, sub rounded, quartz sand, slightly micaceous, with calcite cement. |
Formation Geometry: | Lenticular sand, approximately 1/2 mile wide and 2 miles long. |
Trap Type: | Stratigraphic |
Snyderville Sand (Snyderville Shale Member) |
Maximum Net Pay: | 22 feet | Average Net Pay: | 14 feet |
Drive Mechanism: | Water Encroachment |
Initial Pressure: | 1300 | Data Source of Initial Pressure: | KOGF, Vol. V |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
Snyderville Sand (Snyderville Shale Member) |
Porosity Type: | Intergranular porosity | Maximum Porosity: | 22 % | Average Porosity: | 18 % |
Producing Formation:Douglas Limestone |
Formation Lithology: | Grey, bioclastic limestone, fine crystalline with vuggy & fossil porosity along with secondary dolomitization by solution. |
Trap Type: | Stratigraphic |
Douglas Limestone (Douglas Group) |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
Producing Formation:Douglas Sand |
Formation Lithology: | Grey, fine grained, poorly sorted, sub angular, quartz sand, micaceous and slightly glauconitic. |
Trap Type: | Stratigraphic |
Douglas Sand (Douglas Group) |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
Producing Formation:LANSING "A" |
Depth Top: | 3822 feet |
Formation Lithology: | Limestone, cream to white, fine crystalline to oolitic and fossiliferous |
Trap Type: | Stratigraphic |
LANSING "A" (Lansing Group) |
Thickness: | 12 feet |
LANSING "A" (Lansing Group) |
Produces Oil: | Yes |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
Producing Formation:Mississippi |
Formation Lithology: | Chert devitrified to tripolitic, some vugular porosity and some fossiliferous chert. |
Trap Type: | Stratigraphic |
Mississippi (Mississippian System) |
Proven Production: | 2680 acres | Production Well Spacing: | 40 acres |
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