Home Articles Let’s Talk Tap Let’s Talk Tap Posted: Monday, November 24, 2025 Water Issues Study Group (WISG) is returning in 2026! Held at the Mesa Water Education Center on January 26 and February 9, 2026, WISG is a unique adult education program for Mesa Water customers and service area residents that provides invigorating group discussions about our 100% local, reliable, clean, safe water supply – and more.RSVP today at MesaWater.org/WISG or contact us at 949.631.1201.