Water Restrictions: Castro Valley vs San Leandro
How do water restrictions rules compare between Castro Valley, CA and San Leandro, CA?
Castro Valley and San Leandro have similar restriction levels.
Castro Valley, CA
Alameda County
East Bay Municipal Utility District (EBMUD) and Alameda County Water District (ACWD) enforce permanent water waste rules plus drought-stage restrictions. AB 1572 bans potable water on non-functional turf starting 2027.
View full Castro Valley rules →San Leandro, CA
Alameda County
San Leandro water is supplied by EBMUD. Permanent statewide rules ban runoff, hosing hard surfaces, and watering within 48 hours of rain. AB 1572 phases out non-functional turf.
View full San Leandro rules →Key Facts Comparison
| Fact | Castro Valley | San Leandro |
|---|---|---|
| West County utility | EBMUD | - |
| South County utility | ACWD | - |
| AB 1572 | Non-functional turf ban 2027 | Non-functional turf out |
| MWELO | New landscape 500+ sqft | - |
| Typical watering | 2-3 days per week | - |
| Water Provider | - | EBMUD |
| Runoff | - | Always prohibited |
| Post-Rain | - | No watering 48 hrs |
| Shutoff Nozzle | - | Required on hoses |
Highlighted rows indicate differences between cities.
Castro Valley FAQ
Can I water every day?
No, both EBMUD and ACWD restrict outdoor irrigation to 2 or 3 specific days per week; check your utility for current assigned days.
What is non-functional turf?
Turf that is purely ornamental (street medians, grass in parking lots, commercial front lawns not used for recreation); AB 1572 bans irrigating it with potable water by 2027.
San Leandro FAQ
What days can I water my lawn in San Leandro?
EBMUD sets customer rules. In normal conditions there are no fixed days, but waste and runoff are always prohibited and watering is banned within 48 hours of rain.
Does AB 1572 affect homeowners?
No. AB 1572 targets commercial, institutional, and HOA non-functional turf. Private residential lawns are exempt.
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