Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2021
Nov. 01, 2021
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2021  
Entity File Number 001-40955  
Entity Registrant Name Aris Water Solutions, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 87-1022110  
Entity Address, Address Line One 9811 Katy Freeway  
Entity Address, Adress Line Two Suite 700  
Entity Address, City or Town Houston  
Entity Address State Or Province TX  
Entity Address, Postal Zip Code 77024  
City Area Code 281  
Local Phone Number 501-3070  
Entity Current Reporting Status No  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Central Index Key 0001865187  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Capital Unit, Class A    
Document Information [Line Items]    
Title of 12(b) Security Class A Common Stock, $0.01 par value per share  
Trading Symbol ARIS  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   20,297,500
Capital Unit, Class B    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   33,202,500