NORTHSTAR SWD #1

API 3512923906 · Roger Mills County, Oklahoma

AC2DCm
API
3512923906
Operator
OVERFLOW ENERGY LLC
County
Roger Mills

Injection

12 monthly filings with Oklahoma, Jan 2025 to Dec 2025.

Oklahoma well-type code
2DCm
Injection zone
BROWN DOLOMITE
Cumulative fluid injected
1,443,440 bbl
MonthFluid injected (bbl)Max pressure (psi)
Dec 2025173,9591,650
Nov 2025171,1621,650
Oct 2025169,6721,600
Sep 2025151,4111,550
Aug 2025122,7881,650
Jul 2025125,4411,300
Jun 2025118,5361,100
May 2025117,1911,100
Apr 202589,9001,100
Mar 202583,1941,100
Feb 202556,4871,100
Jan 202563,6991,100

A dash is a month the well filed with no figure in that column.

Completion

Oklahoma files 1 completion report for this well.

Completion 0

STRAIGHT HOLEAC2DCm
Spudded
2014-08-04
Drilling finished
2014-08-13
Completed
2014-08-27
Total depth
5,396 ft
Operator
OVERFLOW ENERGY LLC

Interval

FormationProducedPerforated (ft)Treatment
BROWN DOLOMITECOMM DISP4,165–5,300Acid

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION723J-555,393410
CONDUCTOR2064—407
SURFACE9 5/836J-551,186470

Drilling permit

Oklahoma files 1 application to drill this well, naming 1 target formation. A permit records what an operator asked to do, not what it did. A target formation is where the operator aimed, and the hole may have missed it, stopped short of it or never been drilled.

Filed 2014-01-03

WRADRStraight hole
Permit API
35129239060000
Operator
ZIMTEX ENERGY LLC
Well type
2DCm
Approved
2014-01-03
Expires
2015-01-03
Proposed depth
5,500 ft
Surface casing
770 ft
Ground elevation
2,345 ft

Target formation

FormationExpected top (ft)
BROWN DOLOMITE4,100

An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.

Location

35.684850, -99.684840

35.68485, -99.68484 · Surface location as filed with Oklahoma

Every well in Roger Mills County, Oklahoma

Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.