On Friday, Jan. 13, 2023, the public comment period begins for the decision to issue a State 401 Water Quality Certification to Mayo Clinic for the Mayo Discovery Oasis in Phoenix, Arizona. The comment period ends on Feb. 12, 2023.
Public Notice Information
Pursuant to the Clean Water Act (CWA) Section 401 and in accordance with Arizona Administrative Code R18-1-401, the ADEQ Director intends to issue a State 401 Water Quality Certification to the following applicant:
Applicant Information
Mayo Clinic, Attn.: Roshanak Didehban
Project Name: Mayo Discovery Oasis
Project Location: 56th Street and Mayo Boulevard, Phoenix, Arizona
ADEQ LTF No.: 97236
Review Documents
Original Published Public Notice | View/Download >
Draft Clean Water Act 401 Certification | View/Download >
You may also review the above documentation in person at the ADEQ Record Center | Learn How >
Public Comment Period
Dates: Jan. 13, 2023 – Feb. 12, 2023
Comments may be submitted as follows:
By Email | Send Email >
By Mail (Must be postmarked or received by Feb. 12, 2023):
ADEQ
Rosi Sherrill
Surface Water Section Project Manager
1110 W. Washington St.
Phoenix, AZ 85007