Good morning! There is a small wildfire in the Tortolita Mountains caused by dry lightning last night. Looks like it is out at the end...

Part IX covers the Tucson Active Management Area (TAMA) including; (1) General Description, (2) Geohydrology (3) Supply & Demand, (4)...

Tortolita Alliance (TA) became an Arizona Non-Profit Corporation on January 31, 2020. There are expenditures that come with being a...

Double Rainbow Over Tortolita Preserve (5/30/20) Good Things are Coming! This is a quick update on a few items: Tortolita Preserve...

None of us can claim that our lives are the same as they were two months ago. The abrupt threat and immediacy of action due to the...

The Tortolita Alliance (TA) was formed in the fall of 2019 in response to a proposal by the Town of Marana (Marana) and Arizona State...

Jackie Craig announced her candidacy for Marana Town Council at the Tortolita Alliance General Meeting on January 31, 2020. Jackie's...

Beginnings The Tortolita Alliance (TA) was formed in the fall of 2019 in response to a proposal by the Town of Marana (Marana) and...

The Tortolita Alliance logo is unveiled! The logo represents the beauty of the Sonoran Desert and our mission of land conservancy...

The Tortolita Preserve is a Lavender Landscape with all the Ironwood Trees in full bloom. Highly recommend a hike, mountain bike or...

Part VIII covers the Central Arizona Project (CAP) including; (1) General Description, (2) Construction, (3) Pumping & Energy, (4)...

Part VII provides the background on the Colorado River including; (1) General Description, (2) Law of the River, (3) Regulatory Quagmire,...

Happy Mothers Day! Hiked the Wild Burro-Upper Javelina-Wild Mustang-Wild Burro-Alamo Springs-Wild Burro Trail today. This is fantastic...

Part VI provides the background on Arizona’s Groundwater Management Act (1980) and subsequent groundwater legislation/regulation that...

TA attended (virtually) last night's Town Council meeting and paid particular attention to Item D1-Budgets: COVID-19 Impacts. Yiannis...

Great Horned Owl Approaching Strong-Arm Saguaro Cactus (TP) Photo by Mark Dobbels Did you see Pima County Health Department's video...

I am saddened to report another case of vandalism at the Tortolita Preserve (TP). The TP barbed wire boundary fence at the northwest...

The Marana Food Bank demand for food has quadrupled due to the coronavirus pandemic. They urgently need our help. Unfortunately, they...

Part V provides the background on groundwater recharge (replenishment)---both natural and artificial. A good understanding of groundwater...

Part IV provides the background on water law in the United States (US) and more specifically in Arizona (AZ). Many common water resource...