MANCOS RIVER Field Activity and Well Summary

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Total wells

41
MANCOS RIVER field

Drill activity

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drill dates not in our copy of this source

The MANCOS RIVER oil & gas field in Colorado contains 41 wells on file.

Top operators: ELGIN* CARL OIL COMPANY, HOLT* JACK, and others.

Most recent well: MANCOS CREEK, operated by HOLT* JACK — last updated March 2026.

MANCOS RIVER field coverage

Counties the MANCOS RIVER 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 — 41 wellsAdams 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
MANCOS CREEK Montezuma 2026-03-18 HOLT* JACK 05-083-05032
UTE Montezuma 2026-03-18 EL PASO NATURAL GAS COMPANY 05-083-05028
STEPHANSON Montezuma 2026-03-18 HALLAR* FRED C 05-083-05225
UTE Montezuma 2026-03-18 RHODES DRILLING COMPANY 05-083-40019
JOHNSON Montezuma 2026-03-18 COCKBURN* BARNEY 05-083-05229
CARR Montezuma 2026-03-18 UNKNOWN 05-083-05210
UTE Montezuma 2026-03-18 ELGIN* CARL OIL COMPANY 05-083-05330
HALLER Montezuma 2026-03-18 UNKNOWN 05-083-05208
UTE Montezuma 2026-03-18 ELGIN* CARL OIL COMPANY 05-083-05023
UTE Montezuma 2026-03-18 GLENWOOD OIL COMPANY 05-083-05058

Top Operators in the MANCOS RIVER field by total wells

ELGIN* CARL OIL COMPANY8HOLT* JACK6UNKNOWN4EL PASO NATURAL GAS COMPANY3MCMILLAN* LARK3COCKBURN* BARNEY2CONLEY* COX2HALLAR* FRED C2RHODES DRILLING COMPANY2ANDERSON* MAC T.1

Operators: Elgin* Carl Oil Company, Holt* Jack, Unknown, El Paso Natural Gas Company, Mcmillan* Lark, Cockburn* Barney, Conley* Cox, Hallar* Fred C, Rhodes Drilling Company, Anderson* Mac T..

Counties Intersected by the MANCOS RIVER field

Montezuma41
Montezuma

Other Major Fields in Colorado most active by total wells

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