EAST HARPER UNIT

Oil // district 10 // lease#19904

op: CITATION OIL & GAS CORP.

fields: HARPER

cum_oil

2.9M BBL

cum_gas

0 MCF

wells

266

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 2,939,268 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

17,596 BBL/mo

Di (annual)

6.3%

b-factor

0.0

EUR

3,207,122 BBL

R-squared

0.947

type

exponential

-- wells (266)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
502CITATION OIL & GAS CORP.26,2002014-05-08
470CITATION OIL & GAS CORP.14,8002014-05-02
501CITATION OIL & GAS CORP.14,8002014-05-01
126SAGE ENERGY COMPANY26,0001991-08-07
469SAGE ENERGY COMPANY14,5001988-07-25
466SAGE ENERGY COMPANY14,5001988-04-04
467SAGE ENERGY COMPANY14,5001988-04-01
218SHELL WESTERN E&P INC.14,5001987-04-13
300SHELL WESTERN E&P INC.14,5001987-03-31
465SHELL WESTERN E&P INC.14,5001987-02-17
394SHELL WESTERN E&P INC.14,5001987-02-12
395SHELL WESTERN E&P INC.14,5001987-02-12
396SHELL WESTERN E&P INC.14,5001987-02-12
397SHELL WESTERN E&P INC.14,5001987-02-12
398SHELL WESTERN E&P INC.14,5001987-02-12
399SHELL WESTERN E&P INC.14,5001987-02-12
392SHELL WESTERN E&P INC.14,5001987-02-10
392WSHELL WESTERN E&P INC.14,5001987-02-10
393SHELL WESTERN E&P INC.14,5001987-02-10
242SHELL WESTERN E&P INC.14,5001986-02-10
387SHELL WESTERN E&P INC.14,7001985-12-02
225SHELL WESTERN E&P INC.14,5001985-11-26
237SHELL WESTERN E&P INC.14,7001985-11-26
237WSHELL WESTERN E&P INC.14,7001985-11-26
268WSHELL WESTERN E&P INC.14,5001985-11-26
385SHELL WESTERN E&P INC.14,5001985-11-26
386SHELL WESTERN E&P INC.14,5001985-11-26
386WSHELL WESTERN E&P INC.14,5001985-11-26
388SHELL WESTERN E&P INC.14,5001985-11-26
389SHELL WESTERN E&P INC.14,5001985-11-26
390SHELL WESTERN E&P INC.14,5001985-11-26
391SHELL WESTERN E&P INC.14,5001985-11-26
464SHELL OIL COMPANY14,4001983-07-26
6SHELL OIL COMPANY14,3501977-10-03
7SHELL OIL COMPANY14,3501977-10-03
8SHELL OIL COMPANY14,3501977-10-03
9SHELL OIL COMPANY14,3501977-10-03
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EOF // multi-state drilling data platform // 2026