ALERTS
EMERGENCY ALERT
LAKE PLEASANT: Annual Bald Eagle Closure - Agua Fria Arm - December 15 thru June 15
BUCKEYE HILLS Roadway Improvements Dec 1 thru late Dec
HASSAYAMPA: List of Trails Temporarily Closed
CAVE CREEK - Invasive Species Treatment NOV 24-DEC 17
ESTRELLA - Tamarisk Invasive Species Removal - Nov 17 thru Dec 31
WHITE TANK: Invasive Species Removal Dec 1-17
MARICOPA TRAIL - Segment 12 TEMPORARILY CLOSED - 10-8-2025 - 9-2026
 
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Events (29)
  • Apr
    2
    White Tank - Invasive Species Removal
    Apr 02, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    4
    McDowell - Invasive Species Removal
    Apr 04, 2026 - (07:00 AM - 10:30 AM)
    McDowell Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    4
    White Tank - Invasive Species Removal
    Apr 04, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    4
    Usery - Invasive Species Removal
    Apr 04, 2026 - (07:00 AM - 10:30 AM)
    Usery Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    4
    Guided Bird Walk (Registration Required, Limit 10 Participants)
    Apr 04, 2026 - (08:15 AM - 11:15 AM)
    Hassayampa River Preserve
    Join docent Anne Leight for a walk around the preserve to look for and learn about birds. Click on program title for more details.
    Event Details
  • Apr
    6
    Lake Pleasant - Monday Clean-Up Crew
    Apr 06, 2026 - (07:00 AM - 09:00 AM)
    Lake Pleasant Regional Park
    Event Details
  • Apr
    9
    Cave Creek - Invasive Species Removal
    Apr 09, 2026 - (07:00 AM - 10:30 AM)
    Cave Creek Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    10
    Estrella - Invasive Species Removal
    Apr 10, 2026 - (07:00 AM - 10:30 AM)
    Estrella Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    10
    Usery - Invasive Species Removal
    Apr 10, 2026 - (07:00 AM - 10:30 AM)
    Usery Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    11
    Estrella - Invasive Species Removal
    Apr 11, 2026 - (07:00 AM - 10:30 AM)
    Estrella Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    11
    Spur Cross - Invasive Species Removal
    Apr 11, 2026 - (07:00 AM - 10:30 AM)
    Spur Cross Ranch Conservation Area
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    11
    San Tan - Invasive Species Removal
    Apr 11, 2026 - (07:00 AM - 10:30 AM)
    San Tan Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    12
    White Tank - Invasive Species Removal
    Apr 12, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    13
    Lake Pleasant - Monday Clean-Up Crew
    Apr 13, 2026 - (07:00 AM - 09:00 AM)
    Lake Pleasant Regional Park
    Event Details
  • Apr
    17
    Cave Creek - Invasive Species Removal
    Apr 17, 2026 - (07:00 AM - 10:30 AM)
    Cave Creek Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    17
    Estrella - Invasive Species Removal
    Apr 17, 2026 - (07:00 AM - 10:30 AM)
    Estrella Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    18
    Usery - Invasive Species Removal
    Apr 18, 2026 - (07:00 AM - 10:30 AM)
    Usery Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    18
    White Tank - Invasive Species Removal
    Apr 18, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    20
    Lake Pleasant - Monday Clean-Up Crew
    Apr 20, 2026 - (07:00 AM - 09:00 AM)
    Lake Pleasant Regional Park
    Event Details
  • Apr
    22
    Usery - Invasive Species Removal
    Apr 22, 2026 - (07:00 AM - 10:30 AM)
    Usery Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    22
    McDowell - Invasive Species Removal
    Apr 22, 2026 - (07:00 AM - 10:30 AM)
    McDowell Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    22
    Estrella - Invasive Species Removal
    Apr 22, 2026 - (07:00 AM - 10:30 AM)
    Estrella Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    22
    White Tank - Invasive Species Removal
    Apr 22, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    24
    San Tan - Invasive Species Removal
    Apr 24, 2026 - (07:00 AM - 10:30 AM)
    San Tan Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    25
    Estrella - Invasive Species Removal
    Apr 25, 2026 - (07:00 AM - 10:30 AM)
    Estrella Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    25
    White Tank - Invasive Species Removal
    Apr 25, 2026 - (07:00 AM - 10:30 AM)
    White Tank Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    25
    Usery - Invasive Species Removal
    Apr 25, 2026 - (07:00 AM - 10:30 AM)
    Usery Mountain Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    25
    Cave Creek - Invasive Species Removal
    Apr 25, 2026 - (07:00 AM - 10:30 AM)
    Cave Creek Regional Park
    Desert Defender volunteers needed! Join us in removing invasive species and reducing the wildfire risk in Maricopa County Regional Parks.
    Event Details
  • Apr
    27
    Lake Pleasant - Monday Clean-Up Crew
    Apr 27, 2026 - (07:00 AM - 09:00 AM)
    Lake Pleasant Regional Park
    Event Details
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