MCCALLUM SOUTH Field Activity and Well Summary

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Total wells

66
MCCALLUM SOUTH field

Drill activity

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drill dates not in our copy of this source

The MCCALLUM SOUTH oil & gas field in Colorado contains 66 wells on file.

Top operators: CONOCO PHILLIPS COMPANY, PETROSTATES RESOURCES INC, and others.

Most recent well: HOYE, operated by CONTINENTAL OIL COMPANY — last updated March 2026.

MCCALLUM SOUTH field coverage

Counties the MCCALLUM SOUTH field intersects.

Saguache CountySedgwick CountyCheyenne CountyCuster CountyLa Plata CountySan Juan CountyPitkin CountyPark CountyAlamosa CountyProwers CountyMoffat CountyJefferson CountySummit CountyPueblo CountyBoulder CountyDenver CountyMontrose CountyEagle CountySan Miguel CountyCostilla CountyBroomfield CountyChaffee CountyCrowley CountyFremont CountyHuerfano CountyDelta CountyGarfield CountyRio Blanco CountyMorgan CountyLincoln CountyMontezuma CountyAdams CountyMineral CountyOtero CountyPhillips CountyOuray CountyBent CountyArchuleta CountyRoutt CountyHinsdale CountyWeld CountyLarimer CountyLake CountyRio Grande CountyGilpin CountyYuma CountyJackson — 66 wellsKit Carson CountyClear Creek CountyLogan CountyWashington CountyDouglas CountyConejos CountyEl Paso CountyKiowa CountyTeller CountyGunnison CountyBaca CountyElbert CountyMesa CountyDolores CountyArapahoe CountyLas Animas CountyGrand County
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Recent wells

Well Name County Last activity Updates Operator API
HOYE Jackson 2026-03-18 CONTINENTAL OIL COMPANY 05-057-40020
SO MCCALLUM FEDERAL 21 Jackson 2026-03-18 CONOCO PHILLIPS COMPANY 05-057-06219
BALLINGER-FEDERAL Jackson 2026-03-18 GULF OIL CORPORATION 05-057-05064
BALLINGER GOVT Jackson 2026-03-18 GULF OIL CORPORATION 05-057-05061
CONOCO FEDERAL 27 Jackson 2026-03-18 CONOCO PHILLIPS COMPANY 05-057-06199
MESMAN Jackson 2026-03-18 UNKNOWN 05-057-05028
STATE-JACKSON Jackson 2026-03-18 SINCLAIR OIL & GAS COMPANY 05-057-05047
GOVERNMENT-HOYE Jackson 2026-03-18 WALKER* WILLIS C 05-057-05044
SUDDITH-FEDERAL Jackson 2026-03-18 GULF OIL CORPORATION 05-057-05038
GOVERNMENT-ROGERS Jackson 2026-03-18 UNKNOWN 05-057-40021

Top Operators in the MCCALLUM SOUTH field by total wells

CONOCO PHILLIPS COMPANY14PETROSTATES RESOURCES INC10GULF OIL CORPORATION8KP KAUFFMAN COMPANY INC8CONOCO INC7BONANZA CREEK ENERGY OPERATING COMPANY LLC4UNKNOWN3CONTINENTAL OIL COMPANY3WALKER* WILLIS C2KINGWOOD OIL CO2

Operators: Conoco Phillips Company, Petrostates Resources Inc, Gulf Oil Corporation, Kp Kauffman Company Inc, Conoco Inc, Bonanza Creek Energy Operating Company Llc, Unknown, Continental Oil Company, Walker* Willis C, Kingwood Oil Co.

Counties Intersected by the MCCALLUM SOUTH field

Jackson66
Jackson

Other Major Fields in Colorado most active by total wells

Compare the MCCALLUM SOUTH field against the other busiest oil and gas fields in Colorado: