This is a common and frustrating problem. A number of things can cause low pressure such as a leak in the line, a bad valve, a bad pressure regulator, a partially closed shut off ( sometimes frozen shut), and more.

Error on your timer? Or maybe your timer appears to be running but nothing is physically coming on. These issues are generally between the timer, wiring, or valves

Sometimes leaks contributing to a high water bill may come from the mainline, or a device on the mainline, and also leaks that occur only while the stations are running can impact your water bill. These are very common problems for our company to resolve, and these leaks are often identified by an overly saturated area. If you are suspicious of a well hidden leak, you may need a leak detection company with outdoor leak detection equipment. These companies are equip to pressurize a system with CO2 or Helium for accurate detection.

Often times, irrigation systems can take a lot of neglect and reach a point of needing an overhaul from mix matched parts, different flow rates, uneven watering, heads not clearing over grass, or overspray hitting the house, fence or concrete.