Mr Sprinkler Repair

Sprinkler Repair

Mr Sprinkler Repair

How Much Area Does A Lawn Sprinkler Cover?

When it comes to irrigating your lawn efficiently, understanding the coverage area of your sprinkler system is crucial. For those using a rotary sprinkler system, the area that can be covered effectively is influenced by several factors, including the water pressure in your area.

Rotary sprinklers are known for their versatility and ability to provide even water distribution across a wide area. These sprinklers operate by rotating streams of water over the landscape, making them ideal for larger lawns.

Water Pressure Influence

The water pressure, measured in pounds per square inch (PSI), plays a significant role in determining the distance the water can travel and thus the overall coverage area. For rotary sprinklers, an operating range of 30-50 PSI is typical.

  • At the lower end (30 PSI), most standard rotary sprinklers can reach distances of approximately 15-20 feet. This radius translates to a coverage area of about 706.5 square feet to 1,256 square feet (using the formula for the area of a circle, A = πr², where r is the radius).
  • At the higher end (50 PSI), the reach and coverage expand significantly. Rotary sprinklers can project water up to 20-30 feet from the nozzle at this pressure level, covering an area of roughly 1,256 square feet to 2,827 square feet.

It’s essential to note that these figures are approximate and can vary based on the specific model of the rotary sprinkler, the nozzle size, and environmental factors such as wind. Additionally, the efficiency of your sprinkler can be affected by the uniformity of the water distribution, which is why it’s crucial to position your sprinklers strategically to achieve optimal overlap and minimize dry spots.

Maximizing Coverage

For best results, consider consulting with a landscape or irrigation professional who can help design a sprinkler layout tailored to your lawn’s specific dimensions and shape. They can also recommend the best sprinkler settings and practices to ensure your lawn receives uniform irrigation, promoting healthy growth and conserving water.

By understanding the factors that influence your rotary sprinkler’s coverage, you can make more informed decisions about your lawn irrigation system, ensuring your lawn stays lush and green all season long.


If you have any questions or need any type of sprinkler system repair, the experts at Mr Sprinkler Repair will be glad to help. Give us a call or 855-695-1000 to set an appointment.