Stormwater Management: Livermore vs San Leandro
How do stormwater management rules compare between Livermore, CA and San Leandro, CA?
Livermore and San Leandro have similar restriction levels.
Livermore, CA
Alameda County
Livermore is a Bay Area MRP 3.0 permittee; new/redevelopment projects 10,000+ sq ft must implement C.3 Low Impact Development stormwater treatment.
View full Livermore rules →San Leandro, CA
Alameda County
San Leandro is co-permittee under Bay Area Municipal Regional Stormwater NPDES Permit. C.3 treatment required for projects creating 2,500+ sq ft impervious.
View full San Leandro rules →Key Facts Comparison
| Fact | Livermore | San Leandro |
|---|---|---|
| Permit | MRP 3.0 NPDES | - |
| Threshold | 10,000 sq ft triggers C.3 | - |
| Flood Agency | Zone 7 Water | - |
| Code | LMC Ch. 13.38 | - |
| Discharge Penalty | $1K-10K/day | - |
| Regulator | - | SF Bay RWQCB MRP |
| C.3 threshold | - | 2,500 sq ft impervious |
| Hydromod | - | Over 10,000 sq ft |
| Illicit discharge | - | Up to $10,000/day |
| Local code | - | SLMC Title 7 |
Highlighted rows indicate differences between cities.
Livermore FAQ
Can I wash my car in the driveway?
Residential occasional washing is typically allowed, but runoff must not carry soap to storm drains — use biodegradable products or a car wash.
What's C.3?
C.3 is the MRP provision requiring LID stormwater treatment on new/redevelopment projects creating 10,000+ sq ft impervious area.
San Leandro FAQ
Can I wash my car in the driveway?
Use biodegradable soap and minimize runoff. Commercial car washes are preferred since they capture wastewater.
What is C.3?
Provision C.3 of the Bay Area Stormwater Permit requires on-site treatment of stormwater for projects meeting impervious area thresholds.
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