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For over 50 years, Aqua Water Supply Corporation has been the quiet force powering Bastrop County and its neighbors. This member-owned nonprofit serves more than 100,000 residents across a 1,200-square-mile area, supporting everything from agriculture to homes and businesses. Most people think about their water only when they turn on the tap, but there is a complex journey happening behind the scenes to ensure every drop is safe and reliable.
Your water is a snapshot of local geology Your drinking water doesn’t come from a lake or a river; it begins as rainfall that journeys deep underground into the Carrizo-Wilcox Aquifer. As that water travels through layers of soil and rock, it acts as a natural sponge, picking up minerals from the surrounding formations along the way. As a result, groundwater in the region contains calcium and magnesium, which create what many residents recognize as hard water. Bastrop County residents may also see traces of iron or manganese. “What’s important to understand is that these substances are either naturally occurring or intentionally maintained at safe levels to protect public health,” Water Resources Manager Cody Boatright said.
Treatment and testing are a continuous cycle A common misconception is that water is checked only once a year, or when a problem arises. In reality, water utilities operate under strict regulations from the Environmental Protection Agency and the Texas Commission on Environmental Quality. These agencies set detailed requirements for what must be tested and how often those checks must occur. The treatment process itself is customized, as needs vary by well site. Some wells require no extra filtration, while others use specialized media to capture and remove dissolved particles, such as iron and manganese. They also disinfect water throughout the process. “Disinfection works by applying a carefully controlled dose of chlorine to inactivate bacteria, viruses and other pathogens, while maintaining a residual level in the system to help protect water quality as it travels through the distribution system,” Boatright said. Once treated, water is pumped into storage tanks to maintain pressure. Then, it is delivered by gravity through the distribution system to your home. Throughout this journey, monitoring remains a constant process. Some measurements are checked daily, while others are monitored on monthly or quarterly schedules. If any result approaches a regulatory limit, utilities follow established protocols to notify regulators and make operational adjustments immediately. “Testing and oversight are ongoing. It’s not a once-a-year check; it’s a continuous process,” Boatright said.
Water conservation maintains aquifer health The Carrizo-Wilcox Aquifer is a deep groundwater source that resists short- term weather changes, but responsible use is vital for the long term. Using water wisely isn't just about saving money; it helps protect the quality of the groundwater by reducing physical strain on the aquifer. Residents can help safeguard the supply by: • Swapping grass for Texas native or drought-tolerant landscaping • Only watering their lawn in the early morning or late evening to beat evaporation • Fixing household leaks and dripping faucets immediately • Trying rainwater harvesting to supplement their garden's needs By taking these small steps, residents help ensure the region’s water supply remains strong for future generations.
THE BOTTOM LINE
Clean, reliable drinking water doesn’t happen by accident. A network of wells, treatment systems and continuous monitoring designed to keep water safe from aquifer to tap is behind every glass. By understanding where your water comes from and practicing simple conservation habits, Central Texans play an important role in protecting this essential resource.
www.aquawsc.com Learn more about Aqua Water Supply Corporation at
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