Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2019	Aug. 19, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	Omnitek Engineering Corp.
Document Type	10-Q
Document Period End Date	Jun. 30, 2019
Amendment Flag	false
Entity Central Index Key	0001404804
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		20,420,402
Entity Filer Category	Non-accelerated Filer
Entity's Reporting Status Current	Yes
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Shell Company	false
Entity Interactive Data Current	Yes
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Entity File Number	000-53955
Entity Incorporation, State Country Code	CA
Entity Address, Address Line One	1333 Keystone Way, #101
Entity Address, City or Town	Vista
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92081
City Area Code	760
Local Phone Number	591-0089