Sprinkler System Spring Startup Dallas

A spring startup exists because Dallas winterizes differently than northern climates. Most homes here skip full pipe blowouts, so the risk is not drained lines but pressure-shocked components: cracked backflow assemblies, split poly pipe, and stuck valve diaphragms left over from the sub-20°F stretches Dallas County saw in January 2024 and again in early 2025. The startup slow-charges the system instead of snapping the main valve open, because a sudden surge is the single most common cause of a spring blowout on an above-ground backflow preventer.

The sequence is straightforward. First, the shutoff or backflow ball valves are opened one at a time to build pressure gradually. Second, each zone is run for one to two minutes while heads, nozzles, and spray patterns are watched for geysers, misting, or dry zones.

m. m. from April 1 through October 31.

Fourth, broken heads and visible leaks are flagged with a repair estimate.

Spring startup fits a system that ran normally last fall and simply sat over winter. If a zone already refuses to turn on, or a controller went dark, that points to a valve or wiring repair rather than a routine startup, and it is priced separately.

S. Geological Survey. In Lakewood, Casa Linda, and the White Rock area near White Rock Lake, older 1940s-and-1950s systems tend to hide brass valves and galvanized risers that need closer inspection at startup.

Preston Hollow and M Streets lots with mature tree canopy often have heads buried under leaf litter and root growth that block coverage until they are cleared. gov/watersense/watering-tips">EPA WaterSense program. Setting run times before the June heat prevents both the dead brown patches and the spiking water bill that push Dallas homeowners to search for help.

gov/">Texas Parks and Wildlife drought outlooks both support deep, infrequent watering over daily light cycles.