Alameda County property record for 5211 Arroyo Rd, Livermore, CA 94550
| Property Type | Government / Public Use |
|---|---|
| Lot Size | 360 acres (15,685,956 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone AE (high risk) |
| APN | 99-500-1-8 |
| Primary APN | 99-500-1-8 |
|---|---|
| Alternative APN |
|
| Lot Area | 15,685,956 sqft |
|---|
| Street Address | 5211 ARROYO RD |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94550-9642 |
| Property Category | Public Works |
| Property Type | Public Works > Government / Public Use |
| Legal Description | LOT: 00031 BLK: MP: 0040 PAGE: 0315 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 2 |
| Census Block | 2025 |
| Census Tract | 451103 |
5211 Arroyo Rd, a public works property, is owned by a company that acquired it in November 1998.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 4444 EAST AVE, LIVERMORE, CA 94550-5053 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Nov 20, 1998 |
| Transfer Doc | 0000413820 |
| Record Updated | Sep 20, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Livermore Valley Joint Unified School District (KG - 12) |
FEMA maps place 5211 Arroyo Rd in Zone AE, a high-risk flood area within the regulatory floodway; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 6 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 5211 Arroyo Rd is high, ranking above 82% of the US, with a 0.7% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 61% of California |
|---|---|
| Wildfire Likelihood | 0.7% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ZONE 7 WATER AGENCY serves 40 people · EPA ID CA0110010 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | 7 ppb (2019–2021) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
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