Tres Hermanos Conservation Authority
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Ranch Tours Filled and Waitlist is Now Closed

We are very excited to see such a strong interest in the Tres Hermanos community tour.  We reached capacity and… Read More

Board Meetings Move to Bi-Monthly Schedule

At its meeting of June 14, 2023, the Tres Hermanos Conservation Authority Board approved  to move from a monthly to… Read More

New Chair and Vice Chair Selected

New Board Chair and Vice Chair Selected for 2023 During its regular meeting of January 11, 2023, the Tres Hermanos… Read More

Email and Text Subscriptions Available

The Tres Hermanos Conservation Authority Board has a free subscription service that allows interested individuals to receive email or text… Read More

Tres Hermanos Conservation Authority Board now has its own dedicated website.

The Tres Hermanos Conservation Authority Board now has its own dedicated website. The site https://treshermanos.org was launched earlier this month and features… Read More

Three Cities Reach Historic Settlement date February 5, 2019

Lead: Three Cities Reach Historic Settlement date February 5, 2019 Title: CITIES OF INDUSTRY, CHINO HILLS, AND DIAMOND BAR REACH HISTORIC SETTLEMENT… Read More

Our site has a new look!

We are pleased to announce the launch of our new website! Our goal is to provide our visitors an easy… Read More

Posts Categories

  • News & Notices (7)

Recent Posts

  • Ranch Tours Filled and Waitlist is Now Closed
  • Board Meetings Move to Bi-Monthly Schedule
  • New Chair and Vice Chair Selected
  • Email and Text Subscriptions Available
  • Tres Hermanos Conservation Authority Board now has its own dedicated website.
  • Three Cities Reach Historic Settlement date February 5, 2019
  • Our site has a new look!

Contact Information

City of Chino Hills
14000 City Center Drive
Chino Hills, CA 91709
(909) 364-2624 | info@treshermanos.org

Office Hours

Monday - Thursday
7:30am - 5:30pm
Friday
7:30am - 4:30pm


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