In addition to Manufacturing and Installing your custom Septic Tank, our Service & Maintenance department is equipped to handle all of your needs once your system has been installed. We will do routine maintenance on your system at your request or you can have an Operation & Maintenance contract established. We also can inspect your system, test the water quality, and respond to emergency situations during business hours. Look no further than Valley Precast for the best tanks in the area! Serving Colorado for over 30 years, Valley Precast of Alamosa, CO is committed to the highest quality and service available. Our company sells, installs, and services precast water and wastewater treatment systems that we proudly manufactured to the highest standards.