RUBY Field Activity and Well Summary

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Total wells

25
RUBY field

Drill activity

—
drill dates not in our copy of this source

The RUBY oil & gas field in Colorado contains 25 wells on file.

Top operators: KINGWOOD OIL CO, PLAINS EX, and others.

Most recent well: DONALD J TUTTLE, operated by KINGWOOD OIL CO — last updated March 2026.

RUBY field coverage

Counties the RUBY 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 CountyKit Carson CountyClear Creek CountyLogan CountyWashington — 25 wellsDouglas CountyConejos CountyEl Paso CountyKiowa CountyTeller CountyGunnison CountyBaca CountyElbert CountyMesa CountyDolores CountyArapahoe CountyLas Animas CountyGrand County
< 2525+25+25+25+

Recent wells

Well Name County Last activity Updates Operator API
DONALD J TUTTLE Washington 2026-03-18 KINGWOOD OIL CO 05-121-06914
TUTTLE Washington 2026-03-18 ENBROOK OIL & GAS CO 05-121-08061
TUTTLE Washington 2026-03-18 WESTMORELAND* J C 05-121-06895
GEBAUER A Washington 2026-03-18 PHILLIPS PETROLEUM CO 05-121-06901
WM. A. GEBAUER 'A' Washington 2026-03-18 KINGWOOD OIL CO 05-121-06876
GEBAUER B L-2595 Washington 2026-03-18 PLAINS EX 05-121-06880
MITCHELL Washington 2026-03-18 PLAINS EX 05-121-06903
JESSE Washington 2026-03-18 PLAINS PETROLEUM OPERATING CO 05-121-06926
GEBAUER A Washington 2026-03-18 EXETER EXPLORATION COMPANY 05-121-06890
H.V.TUTTLE Washington 2026-03-18 KINGWOOD OIL CO 05-121-06892

Top Operators in the RUBY field by total wells

KINGWOOD OIL CO6PLAINS EX4COLUMBINE EXPLORATION CORP2SKAER ENTERPRISES2EXETER EXPLORATION COMPANY2PHILLIPS PETROLEUM CO2BREW* R D1WESTMORELAND* J C1COLTON & COLTON1ENBROOK OIL & GAS CO1

Operators: Kingwood Oil Co, Plains Ex, Columbine Exploration Corp, Skaer Enterprises, Exeter Exploration Company, Phillips Petroleum Co, Brew* R D, Westmoreland* J C, Colton & Colton, Enbrook Oil & Gas Co.

Counties Intersected by the RUBY field

Washington25
Washington

Other Major Fields in Colorado most active by total wells

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