Convert acre-foot/day [ac*ft/d] to gallon (US)/day [gal (US)/d] Online | Free flow Converter

Day [ac·ft/d]

Acre-foot per day [ac·ft/d] is a unit of volumetric flow rate used in hydrology, irrigation, and water resource management. One acre-foot represents the volume of water required to cover one acre of land to a depth of one foot, approximately 1,233 cubic meters or 325,851 gallons. When expressed per day, ac·ft/d measures the amount of water delivered, consumed, or flowing through a system in a single 24-hour period. This unit is particularly useful for managing large-scale water distribution systems, such as reservoirs, canals, and municipal water supply networks, allowing engineers to monitor daily water availability and usage. For example, an irrigation canal delivering 50 ac·ft/d provides enough water to cover 50 acres to a depth of one foot in a day, helping farmers plan crop irrigation schedules. It is also used in environmental monitoring, flood management, and industrial water usage planning. Compared to ac·ft/y, acre-foot per day provides short-term resolution, enabling timely operational decisions and adjustments. Using ac·ft/d allows hydrologists, engineers, and water managers to track, regulate, and optimize water flow, ensuring efficient, sustainable, and reliable use of water resources for agriculture, municipal supply, and industry.

/Day [gal (US)/d]

Gallon per day (US) [gal (US)/d] is a unit of volumetric flow rate that measures the volume of liquid passing through a system over a 24-hour period, using the US liquid gallon as the standard measure. One US gallon equals approximately 3.785 liters, so gal (US)/d quantifies daily fluid usage or delivery in this conventional unit. This unit is commonly used in water supply management, wastewater treatment, agriculture, and industrial applications in countries where the US gallon is standard. For instance, municipal water authorities often express household or commercial water consumption in gal (US)/d to plan distribution, treatment, and storage effectively. In agriculture, irrigation systems may be designed based on daily water requirements of crops, calculated in US gallons per day. In industrial settings, daily consumption or discharge of liquids is monitored in gal (US)/d to optimize processes and ensure efficiency. Compared to gal/h or gal/min, this unit provides a long-term perspective, suitable for planning and monitoring overall daily water or fluid usage. Using gallons per day enables professionals to manage, conserve, and optimize fluid resources, ensuring sustainability, efficiency, and reliable operation across residential, agricultural, and industrial contexts.