AZ Dept. of Water Resources Conservation, click on education icon

AZ State Parks Healthy Water Education Program.   Journal for grades 3-6.

National Geographic Water Wiz game for kids (and adults).


Map by Jim Davidson using online topographic maps.  Long dashed lines represent the watershed boundary.  Narrow straight lines represent Coronado National Forest boundaries.

Watersheds SCCo
is a map of Detailed and Limited Watersheds in Santa Cruz Co. It is a Conversion and Map Modernization Project by Stantec Consulting, Inc. requested by the county to improve flood prediction and planning.  Allow a few seconds to load, click in the left column to select view and adjust the magnification to your needs.

Rapid Riparian Assessment Protocol for Streams of the Southwest – Developed by Dr.Peter B. Stacey, UNM.

Santa Cruz Co., Arizona – Sonoita Creek is located in Santa Cruz Co., Arizona.  The county’s web site provides information for residents, land owners, builders and visitors and includes flood risk maps, a Riparian Habit brochure, geographic data, and related links.  (There is also a Santa Cruz County, CA)

US Environmental Protection Agency – data, references and many useful links go to information on watersheds, water quality, maps, scientific papers, and technology.

Precipitation reported by amateur weather watchers to the University of Arizona.  Request data for Santa Cruz County to see results for the Sonoita Creek watershed.

Sonoita Creek-Arizona Heritage Waters – hydrology, biology and human history, NAU

Sonoita Creek Hydrogeologic Study – This is a summary of the study and a few of its maps.  We have the complete study, which is too large for the website.

Community and Conservation Organizations

Borderlands Restoration Our goal  is to reconnect wildlife, land, and people in the borderland region.

Patagonia Area Resource AllianceVolunteers monitor industrial developers and government agencies to ensure sustainable resources.

The Hummingbird Monitoring Network  is a science-based, project-driven, nonprofit organization dedicated to the conservation of hummingbird diversity and abundance throughout the Americas.

The Nature Conservancy Patagonia Sonoita Preserve

The Sonoran Institute  “Shaping the Future of the West”

Sky Island Alliance is dedicated to the protection and restoration of native species and habitats in the Sky Island region of the SW United States and NW Mexico.


Wildcat Silver, a Canadian mining company, is currently drilling exploration holes in the Patagonia Mountain south of the town of Patagonia.

OZ Exploration Pty. Ltd., an Australian mining company has proposed exploration drilling in the Patagonia Mountains.

North American Potash Developers has staked over 200 mining claims for exploration in the Patagonia area.

Arizona Mining History & Minerals, AZ Geological Survey

US 1872 Mining Law and summary (International California Mining Journal) Prospecting & Mining Journal.

Help the Sonoita Creek Watershed!

Join Friends of Sonoita Creek and


US Environmental Protection Agency- composting basics

Washington Organics Recycling Council – link between soil and water

Fire sites

Lists of fires by state with updates and references.

Fires on satellite photos with lat/long and state boundaries.

Publications and Articles of Interest

“The Nogales International” newspaper covers news of western Santa Cruz Co., Nogales and Rio Rico.

“The Bulletin” is published by the “International” and focuses on eastern Santa Cruz Co. (Elgin, Sonoita, Patagonia) with editorials and columns discussing local issues.

The Patagonia Regional Times” is a monthly, non-profit, community newspaper highlighting local issues and talent.