Tres Rios is home to more than 150 different species of birds and animals like muskrats, raccoons, skunks, coyotes, bobcats, and beavers.
Tres Rios FAQ

It's a very large beautiful facility, and you must questions that we can answer. See below.
What does Tres Rios mean?
Tres Rios is Spanish for "three rivers." The Salt, Gila, and Agua Fria Rivers join together near Avondale Boulevard.
Is the Tres Rios Wetlands open to the public?
Yes. Non-motorized recreation is permitted from 91st Avenue to Avondale Boulevard with a free access permit. Permits are valid for unlimited visits for six months between sunrise and sunset.
How can I obtain a permit?
Request a Permit, enter your contact information, and you will automatically receive a permit via email. If you do not have access to email, please call 602-495-7998 for assistance.
What can I do at Tres Rios?
The project was designed with passive recreation activities in mind – walking, hiking, bicycle riding, birdwatching, horseback riding, photography, fishing, etc. There is much to see along the Salt River.
Is fishing allowed?
Fishing is permitted on City of Phoenix property but only in the areas that are considered "public." Both a Tres Rios Access Permit and valid Arizona Game and Fish Department fishing license is required for individuals over 10 years of age. License information can be found at https://www.azgfd.com/fishing. Please follow the posted signage as to what areas are considered"public".
Can I hunt at Tres Rios?
Hunting in the Tres Rios Wetlands is strictly prohibited. Violators may be subject to arrest pursuant to the following Arizona Revised Statutes (laws); ARS 13-3107, Unlawful discharge of firearms; ARS 13-1201, Endangerment; and ARS 13-2904, Disorderly conduct. Please report illegal hunting, target shooting or other violations to the authorities and be aware of your surroundings when visiting Tres Rios.
Are off-road, all-terrain vehicles permitted?
No. All vehicles must be parked in the designated parking lot at 91st Avenue. Off-road vehicles disrupt wildlife, erode soil, damage vegetation, and disturb other visitors. Please note, the areas surrounding Tres Rios include private, state, and Indian community land. Driving in the river bottom is not permitted.
Tres Rios Links
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About Tres Rios
Plan your visit to Tres Rios Wetlands with our guide. Discover activities, access points, and tips for a memorable experience in nature.
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History of Tres Rios
Discover the rich history of Tres Rios Wetlands, a vital ecological restoration project enhancing biodiversity and water quality in Phoenix.
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Birder Information
Explore Tres Rios Wetlands for birdwatching tips, species info, and more. Discover a birder's paradise in Phoenix's unique ecosystem.
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Related Links
Explore essential resources and links related to the Tres Rios Wetlands, enhancing your understanding of this vital environmental project.
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Contact Us/Request a Permit
Get in touch with the Tres Rios Environmental Restoration Project team for inquiries and support on water services and environmental initiatives.
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Driving Directions/Map
Find driving directions to Tres Rios Wetlands, a key development in Phoenix's water infrastructure, and explore this unique ecological site.