BOULDER Field Activity and Well Summary

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Total wells

96
BOULDER field

Drill activity

—
drill dates not in our copy of this source

The BOULDER oil & gas field in Colorado contains 96 wells on file.

Top operators: OLD OPERATORS - STATUS UNKNOWN, UNKNOWN, and others.

Most recent well: BRUNING-PEAK, operated by UNKNOWN — last updated March 2026.

BOULDER field coverage

Counties the BOULDER field intersects.

Saguache CountySedgwick CountyCheyenne CountyCuster CountyLa Plata CountySan Juan CountyPitkin CountyPark CountyAlamosa CountyProwers CountyMoffat CountyJefferson CountySummit CountyPueblo CountyBoulder — 96 wellsDenver 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 CountyKit 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
BRUNING-PEAK Boulder 2026-03-18 UNKNOWN 05-013-05149
GALLAGHER Boulder 2026-03-18 GALLAGHER FAMILY PARTNERSHIP 05-013-05021
CRAWFORD Boulder 2026-03-18 OLD OPERATORS - STATUS UNKNOWN 05-013-60038
BRUNING Boulder 2026-03-18 WISSOTA PETROLEUM CORP 05-013-06041
SAVANNA Boulder 2026-03-18 MEYER OIL COMPANY 05-013-40007
SAVANNA Boulder 2026-03-18 ENERGY & CARBON MANAGEMENT COMMISSION 05-013-40010
ERICKSON Boulder 2026-03-18 OLD OPERATORS - STATUS UNKNOWN 05-013-60042
MOSHE Boulder 2026-03-18 P..M. ENTERPRISES 05-013-05030
THOMAS Boulder 2026-03-18 REYNOLDS* NOEL 05-013-60011
Erickson Boulder 2026-03-18 MIDWEST REFINING CORP* THE 05-013-40029

Top Operators in the BOULDER field by total wells

OLD OPERATORS - STATUS UNKNOWN36UNKNOWN10WISSOTA PETROLEUM CORP9WESTERN PETROLEUM CORP4ENERGY & CARBON MANAGEMENT COMMISSION4GALLAGHER FAMILY PARTNERSHIP3MIDWEST REFINING CORP* THE2JUHL* MARIUS & ASSOCIATES2EUREKA OIL COMPANY2MEYER OIL COMPANY2

Operators: Old Operators - Status Unknown, Unknown, Wissota Petroleum Corp, Western Petroleum Corp, Energy & Carbon Management Commission, Gallagher Family Partnership, Midwest Refining Corp* The, Juhl* Marius & Associates, Eureka Oil Company, Meyer Oil Company.

Counties Intersected by the BOULDER field

Boulder96
Boulder

Other Major Fields in Colorado most active by total wells

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