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In An Emergency:

Water Emergencies: Call MWSD at (650) 728-3545
Sewer Emergencies: Call SAM at (650) 726-0124
Dial 911 for life-threatening and safety



Drip Calculator

You might be surprised how much a slow leak costs. Did you know that your sewer service charges are based on your water usage during the rainy season? Fixing leaks saves money (and water).

Measure and Estimate Water Wasted Due to Leaks.