Looking for a fun-filled day with your friends and family? Look no further than ALCOSAN's 2025 Open House! This award-winning event is back and better than ever, with free admission for everyone.

informative and entertaining exhibits suitable for all ages. You'll learn about our efforts to support the Clean Water Plan, and see firsthand the construction of our treatment plant. Rain or shine, we guarantee a fantastic day of fun and education.

And that’s not all! As a thank you for attending, we’ll even treat you to a delicious lunch. So bring your appetite and get ready for a day filled with excitement and discovery.

 Mark your calendars:
Saturday, September 13th · 9am – 4pm

Be the First in Line!

🎟️ Pre-Register

for ALCOSAN’s 2025 Open House.

Take a Behind-the-Scenes Tour!

🏭 Plant Tour

Pre-registration required for guided tours.

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