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Water Woes XLV Monsoon 2026 Forecast
The National Weather Service (NWS) has produced a very informative video presentation on monsoons and the precipitation prediction for the 2026 Monsoon Season (June 15-September 30). NWS is forecasting an above normal precipation for the 2026 Monsoon Season with the possibility of El Niño impacts from Pacific storms. Get those stormwater channels cleaned out and ready for action! Click on the link below to view the video:

Mark L. Johnson
5 hours ago1 min read


TA Tidbits #78 Early Bloomer
Dave and Ethan (authors of Animals & Plants of the Tortolita Preserve) let me know on 5/13/26 that one of the Queen of the Night cacti on the south side of the Tortolita Preserve (TP) was about ready to bloom. We all visited the Queen to try to catch the bloom, but we could not be there every night, and, unfortunately, we just missed it. Below are photos from the early morning of 5/17/26 showing the spent bloom, which is now forming the bright red fruit. Note how the Queen o

Mark L. Johnson
May 241 min read


Happy Mother's Day From TP
Happy Mother's Day from the Tortolita Preserve. About 2 weeks ago, the Tortolita Alliance (TA) North Camera picked up Mrs. Mule Deer on video and photo. She appears to be quite pregnant and may have given birth in time for Mother's Day 2026! Mrs. Mule Deer Expecting Fawn-Photo A-Tortolita Preserve-TA North Camera Mrs. Mule Deer Expecting Fawn-Photo B-Tortolita Preserve-TA North Camera Mrs. Mule Deer Expecting Fawn-Video-Tortolita Preserve-TA North Camera

Mark L. Johnson
May 101 min read


TA Tidbits #77 Q-O-T-N Relo
Queen-Of-The-Night (Peniocereus greggii) The famous Queen-Of-The-Night (Peniocereus greggii) cactus (Queen) is native to the Sonoran Desert and several plants have been identified in the Tortolita Preserve (TP). The stems (few in number) emanate from a large underground tuber. The stems look like a dead stick and are very hard to locate and identify. In late May to early June, the Queen will flower at night for just one night. The flowers are white and about 3" in diameter

Tortolita Alliance
Apr 282 min read


TA Tidbits #76 Wildlife Linkages
Ann Day Memorial Widlife Bridge-Photo by Coalition For Sonoran Protection Tortolita Alliance (TA) attended the 10-year anniversary celebration of the Ann Day Memorial Wildlife Bridge [N. Oracle Road (Rt. 77) near Santa Catalina Catholic Church] on 4/17/26. Ann Day is the late Pima County Supervisor who was an ardent wildlife preservationist. This wildlife bridge was the first to be constructed in Pima County and the first in the nation to be funded by voter-approved sales-t

Tortolita Alliance
Apr 182 min read


TA Strategic Plan & Fundraiser Update
Tortolita Alliance (TA) had a nice conversation with Wayne Barnett [Marana Parks & Recreation (MPR) Director] on 4/8/26. We discussed some of the key TA Strategic Plan items, with this important update: Tortolita Preserve (TP) Convert Barbed Wire Fence (north side) With Wildlife Friendly Wire -MPR will do conversions in conjunction with other projects on the north side. TP Trail Expansion -MPR has proposed $70,000 in the FY 26/27 Budget (starts July 2026), for designing and

Tortolita Alliance
Apr 121 min read


Water Woes XLIII Has Reality Set In?
The hydrologic conditions on the Colorado River are perilous. As of March 1, 2026, the Colorado River watershed snow accululation was 67% of normal and the reservoirs are very low--Lake Powell (25%) and Lake Mead (34%). As reported in Water Woes XLII-Colorado River EIS Comment Letter & CUT20 , the United States Bureau of Reclamation (USBR) issued a Post-2026 Operational Guidelines and Strategies for Lake Powell and Lake Mead Environmental Impact Statement (EIS) . Apparent

Mark L. Johnson
Mar 293 min read


TA 2026 Fundraiser-Please Donate
Tortolita Alliance (TA) is conducting its 2026 Fundraiser See our 2026 Fundraiser flyer (below) To donate, please click on the button below to be directed to the TA Website Donate2026 Page:

Tortolita Alliance
Feb 81 min read


Water Woes XLII-Colorado River EIS Comment Letter & CUT20
Lake Mead at Hoover Dam-photo by Associated Press The Colorado River parties could not agree on how to manage the Colorado River post-2026. Therefore, on 1/16/26, the United States Bureau of Reclamation (USBR) issued a Post-2026 Operational Guidelines and Strategies for Lake Powell and Lake Mead Environmental Impact Statement (EIS) . You can download a copy of the EIS Executive Summary at the link below: Tortolita Alliance has reviewed the EIS, and it is lengthy and complic

Mark L. Johnson
Jan 271 min read


TA Tidbits # 67 Saguaros & Tangerine(s)
Saguaro Research-Tortolita Preserve Tortolita Alliance (TA) has proposed to conduct a Saguaro Survey/Inventory within the Tortolita Preserve. TA worked with scientists from the Tumamoc Desert Laboratory to develop a preliminary plan, which has been submitted to Marana Parks & Recreation for consideration. We await their response. A Saguaro Survey/Inventory project is an excellent way for our citizen scientists to participate in a very important, long-term saguaro study. Sa

Mark L. Johnson
Jan 102 min read


Water Woes XLII No Water~New Water
Two significant events occurred this month regarding the ongoing struggle to solve Arizona's water supply dilemma: (Part I) No Colorado River Water Sharing Deal, and (Part II) Arizona's Water Infrastructure Financing Authority (WIFA) New Water Proposals. Part I-No Colorado River Water Sharing Deal The United States Bureau of Reclamation (USBR) gave the Upper Basin States (Colorado, New Mexico, Utah, and Wyoming) and the Lower Basin States (Arizona, California, and Nevada) un

Mark L. Johnson
Nov 29, 20256 min read


TA Meets With Arizona State Land Department & Marana
ASLD Land In Marana-Tortolita Preserve (Leased) In Pink Tortolita Alliance (TA) Board members met with representatives from the Arizona State Land Department (ASLD) and the Town of Marana (Marana) this morning (11/14/25) at the Marana Municipal Complex. The purpose of the meeting was to: (1) inform ASLD about TA and all we have done to support the Tortolita Preserve, (2) learn more about the ASLD land lease and sale process, (3) learn more about the potential sale of the Tor

Tortolita Alliance
Nov 14, 20252 min read


TP North Trailhead Improvements Phase 2
As previously reported in TP North Trailhead Improvements (5/30/25) , TRICO and Pima County Regional Wastewater Reclamation Department (PCRWRD) constructed Improvements at the Tortolita Preserve (TP) North Trailhead (Brittlebush Drive) in May 2025 that included a new utility easement access gate, barbed wire fence repair, and filling and regrading erosion gullies. The Improvements held up well during this year's monsoon events, but there was some displacement of rip rap, es

Tortolita Alliance
Oct 24, 20251 min read


TA Tidbits #66-Jim Conroy Retires-Trail Stats & Maintenance
Jim Conroy-Director-Marana Parks & Recreation (MPR)-Photo provided by MPR Jim Conroy Retires Jim Conroy served as Director of the Marana Parks & Recreation Department (MPR) for the last 8 years and retired on 10/10/25. Jim was responsible for several achievements for the Town of Marana, including: (1) Parks & Recreation Master Plan (2020-2030), (2) Marana Aquatic & Recreation Center, (3) numerous park and trail improvements, and more. Tortolita Alliance (TA) worked closely w

Mark L. Johnson
Oct 18, 20252 min read


Marana Community Conversation Meeting (10/8/25)
Dove Mountain & Marana From Upper Javelina Trail (3/5/23) Tortolita Alliance (TA) attended the Marana Community Conversation Meeting at the Dove Mountain CSTEM K-8 School on 10/8/25. The topics included: (1) Marana Growth, (2) Transportation, and (3) Data Centers. Marana utilized a new approach for these meetings. Attendees are not allowed to raise their hands and ask verbal questions. Attendees can fill out a question card, and the presenters will answer the question duri

Tortolita Alliance
Oct 14, 20253 min read


Water Woes XLI-2025 Monsoon
2025 Monsoon Stats It's official, the 2025 Monsoon (June 15-September 30) total precipitation was 2.82 inches, which is the 12th driest...

Mark L. Johnson
Oct 2, 20252 min read


TA Tidbits #64 Trail Stormwater Damage & Repair-A Wildflower-Marana Meeting
Upper Javelina Trail (Top) At Sunrise (9/22/25) Tortolita Trails-Stormwater Damage & Repair The monsoon storms referenced in Water Woes XL...

Mark L. Johnson
Sep 24, 20252 min read


Water Woes XL-Back To The Future*
Construction of Hoover Dam (1933)--Photo, Library of Congress- RareHistoricalPhotos.com The Arizona Department of Water Resources (ADWR)...

Mark L. Johnson
Jun 28, 20252 min read


Water Woes XXXIX-Double Trouble
Glen Canyon Dam-Lake Powell-Photo by Matt York, AP The Arizona Reconsultation Committee (ARC) met on June 17, 2025 and the following...

Mark L. Johnson
Jun 24, 20251 min read


TA Alert! Crosswalk Talk
Pedestrian Trail Crosswalk West of Roundabout Arizona Revised Statutues 28-792 (Right-of-Way at Crosswalk) requires motor vehicles to...

Mark L. Johnson
Jun 22, 20251 min read
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