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    ACCESSION NUMBER:		0001104659-23-113443
    CONFORMED SUBMISSION TYPE:	10-K/A
    PUBLIC DOCUMENT COUNT:		46
    CONFORMED PERIOD OF REPORT:	20221231
    FILED AS OF DATE:		20231101
    DATE AS OF CHANGE:		20231101

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HALLADOR ENERGY CO
    		CENTRAL INDEX KEY:			0000788965
    		STANDARD INDUSTRIAL CLASSIFICATION:	BITUMINOUS COAL & LIGNITE MINING [1220]
    		IRS NUMBER:				841014610
    		STATE OF INCORPORATION:			CO
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		10-K/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34743
    		FILM NUMBER:		231369278

    	BUSINESS ADDRESS:
    		STREET 1:		1183 EAST CANVASBACK DRIVE
    		CITY:			TERRE HAUTE
    		STATE:			IN
    		ZIP:			47802
    		BUSINESS PHONE:		303-839-5504

    	MAIL ADDRESS:
    		STREET 1:		1183 EAST CANVASBACK DRIVE
    		CITY:			TERRE HAUTE
    		STATE:			IN
    		ZIP:			47802

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	HALLADOR PETROLEUM CO
    		DATE OF NAME CHANGE:	19920703

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	KIMBARK OIL & GAS CO /CO/
    		DATE OF NAME CHANGE:	19900102

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	KIMBARK INC
    		DATE OF NAME CHANGE:	19860624
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