EAST VELMA MIDDLE BLOCK #131

API 3513705013 · Stephens County, Oklahoma

AC2RIn
API
3513705013
Operator
CITATION OIL & GAS CORP
County
Stephens

Injection

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

Oklahoma well-type code
2RIn
Injection zone
HUMPHREYS|PONOTOC|PONTOTOC
Cumulative fluid injected
380,117 bbl
MonthFluid injected (bbl)Max pressure (psi)
Dec 202531,428300
Nov 202529,676300
Oct 202532,309300
Sep 202531,149300
Aug 202534,973300
Jul 202533,467300
Jun 202532,081300
May 202532,727300
Apr 202535,911300
Mar 202528,973300
Feb 202526,797300
Jan 202530,626300

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

Completion

Oklahoma files 1 completion report for this well.

Completion 4

SERVICE WELLAC2RIn
Spudded
1952-01-14
Drilling finished
1986-05-04
Completed
1972-12-01
Recompleted
2023-09-15
First production
1952-01-11
Total depth
5,678 ft
Operator
CITATION OIL & GAS CORP

Intervals

FormationProducedTop (ft)Perforated (ft)Treatment
PONTOTOCINJ1,6961,696–2,029Acid, Frac
HUMPHREYSINJ4,4204,420–4,484Acid, Frac

Casing

StringSize (in)Weight (lb/ft)GradeSet (ft)Cement (sacks)
PRODUCTION720/23J-555,575600
SURFACE10 3/4——393400

Drilling permit

Oklahoma files 1 application to drill this well, naming 2 target formations. 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 2001-06-21

WRARC
Permit API
35137050130001
Operator
CITATION OIL & GAS CORP
Well type
2RIn
Approved
2001-06-21
Expires
2001-12-21
Proposed depth
5,678 ft
Surface casing
393 ft
Ground elevation
1,071 ft

Target formations

FormationExpected top (ft)
PONTOTOC1,740
HUMPHREYS4,407

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

34.407937, -97.587734

34.40794, -97.58773 · Surface location as filed with Oklahoma

Every well in Stephens County, Oklahoma

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