August 30, 2023
San Marcos draws water from the Edwards Aquifer and the San Marcos River — resources that are heavily monitored and regulated, especially during drought conditions that are increasingly common across Central Texas. The City of San Marcos has a multi-stage water conservation plan, and understanding how it affects your irrigation schedule can be the difference between a healthy lawn and a citation.
IMPORTANT DISCLAIMER: Water restriction stages and allowed watering days and times change. Always verify the current stage and rules directly at the City of San Marcos website.
San Marcos uses a staged drought contingency plan triggered by Edwards Aquifer levels. The stages progress from Stage 1 (mild voluntary conservation) through Stage 3 or higher (mandatory restrictions). Key restriction elements typically include designated watering days, prohibited watering hours (typically 10am–8pm), limits on watering frequency, special rules for newly installed sod, different rules for commercial and residential properties, and exemptions for drip irrigation and hand watering in some stages.
If you have an older dial-type timer, smart controllers automatically adjust watering based on local weather data — skipping cycles when rain is forecast and reducing runtimes in cooler weather.
A well-maintained, efficient sprinkler system uses dramatically less water than a poorly maintained one. Annual inspections, prompt leak repair, and head replacement when needed all help you stay within restriction limits.