    <SEC-DOCUMENT>0001437749-19-016807-index.html : 20190814
    <SEC-HEADER>0001437749-19-016807.hdr.sgml : 20190814
    <ACCEPTANCE-DATETIME>20190814160806
    ACCESSION NUMBER:		0001437749-19-016807
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		23
    CONFORMED PERIOD OF REPORT:	20190814
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20190814
    DATE AS OF CHANGE:		20190814

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MESA LABORATORIES INC /CO
    		CENTRAL INDEX KEY:			0000724004
    		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
    		IRS NUMBER:				840872291
    		STATE OF INCORPORATION:			CO
    		FISCAL YEAR END:			0331

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-11740
    		FILM NUMBER:		191026360

    	BUSINESS ADDRESS:
    		STREET 1:		12100 W 6TH AVE
    		CITY:			LAKEWOOD
    		STATE:			CO
    		ZIP:			80228
    		BUSINESS PHONE:		3039878000

    	MAIL ADDRESS:
    		STREET 1:		12100 W 6TH AVE
    		CITY:			LAKEWOOD
    		STATE:			CO
    		ZIP:			80228

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MESA MEDICAL INC
    		DATE OF NAME CHANGE:	19921123
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>mlab20190814_8k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: mlab20190814_8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ex_155426.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: ex_155426.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>a01.jpg
    <TEXT>
    Document 3 - file: a01.jpg

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    <DOCUMENT>
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    <SEQUENCE>4
    <FILENAME>a02.jpg
    <TEXT>
    Document 4 - file: a02.jpg

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    <SEQUENCE>5
    <FILENAME>a03.jpg
    <TEXT>
    Document 5 - file: a03.jpg

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    <SEQUENCE>6
    <FILENAME>a04.jpg
    <TEXT>
    Document 6 - file: a04.jpg

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    <SEQUENCE>7
    <FILENAME>a05.jpg
    <TEXT>
    Document 7 - file: a05.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>a06.jpg
    <TEXT>
    Document 8 - file: a06.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>a07.jpg
    <TEXT>
    Document 9 - file: a07.jpg

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    <SEQUENCE>10
    <FILENAME>a08.jpg
    <TEXT>
    Document 10 - file: a08.jpg

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    <SEQUENCE>11
    <FILENAME>a09.jpg
    <TEXT>
    Document 11 - file: a09.jpg

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    <SEQUENCE>12
    <FILENAME>a10.jpg
    <TEXT>
    Document 12 - file: a10.jpg

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    <SEQUENCE>13
    <FILENAME>a11.jpg
    <TEXT>
    Document 13 - file: a11.jpg

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    <SEQUENCE>14
    <FILENAME>a12.jpg
    <TEXT>
    Document 14 - file: a12.jpg

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    <SEQUENCE>15
    <FILENAME>a13.jpg
    <TEXT>
    Document 15 - file: a13.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>a14.jpg
    <TEXT>
    Document 16 - file: a14.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>a15.jpg
    <TEXT>
    Document 17 - file: a15.jpg

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    <SEQUENCE>18
    <FILENAME>a16.jpg
    <TEXT>
    Document 18 - file: a16.jpg

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    <SEQUENCE>19
    <FILENAME>a17.jpg
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    Document 19 - file: a17.jpg

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    <FILENAME>a18.jpg
    <TEXT>
    Document 20 - file: a18.jpg

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    <SEQUENCE>21
    <FILENAME>a19.jpg
    <TEXT>
    Document 21 - file: a19.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>a20.jpg
    <TEXT>
    Document 22 - file: a20.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>a21.jpg
    <TEXT>
    Document 23 - file: a21.jpg

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