Water Restrictions: Altadena vs Pomona
How do water restrictions rules compare between Altadena, CA and Pomona, CA?
Altadena and Pomona have similar restriction levels.
Altadena, CA
Los Angeles County
Outdoor watering in Altadena (served by Lincoln Avenue Water Co., Las Flores Water Co., Rubio Cañon, and Kinneloa Irrigation District) is limited to 2 days per week assigned by address — typically Mon/Thu odd, Tue/Fri even — with 10-minute-per-zone caps.
View full Altadena rules →Pomona, CA
Los Angeles County
Pomona is served by multiple water providers following MWELO requirements. New landscapes over 500 sq ft must meet Maximum Applied Water Allowance calculations. CA Gov Code Section 65595 prohibits banning drought-tolerant landscaping.
View full Pomona rules →Key Facts Comparison
| Fact | Altadena | Pomona |
|---|---|---|
| Watering Days | 2/week by address | - |
| Odd Address | Mon/Thu | - |
| Even Address | Tue/Fri | - |
| Hand Watering Cap | 10 min/zone | - |
| Authority | SWRCB CCR Title 23 §§996–997 | - |
| MWELO | - | Applies to new landscapes over 500 sq ft |
| Drought-Tolerant | - | Cannot be prohibited (Gov Code 65595) |
| State Law | - | AB 1881 Water Conservation Act |
| Commercial Turf | - | AB 1572 bans potable irrigation |
Highlighted rows indicate differences between cities.
Altadena FAQ
Which days can I water my Altadena lawn?
Two days a week assigned by address: odd-numbered Mon/Thu, even-numbered Tue/Fri. Drip irrigation is exempt from the day restriction.
Pomona FAQ
What are the lawn watering restrictions in Pomona?
Pomona is served by multiple water providers following MWELO requirements. New landscapes over 500 sq ft must meet Maximum Applied Water Allowance calculations. CA Gov Code Section 65595 prohibits banning drought-tolerant landscaping.
Are there drought watering rules in Pomona?
MWELO: Applies to new landscapes over 500 sq ft. Drought-Tolerant: Cannot be prohibited (Gov Code 65595). State Law: AB 1881 Water Conservation Act. Commercial Turf: AB 1572 bans potable irrigation.
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