City · San Diego County

What's near homes in San Marcos, CA

About 31,130 homes (2020 Census) in this city. Below is how those homes grade on each hazard, and the official records nearby.

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Overview

The Toxics Release Inventory records for San Marcos, San Diego County, identify four facilities, including Sumitomo Electric Interconnect Products Inc. in the chemicals industry, which reported 70,200 pounds of on-site releases in 2023. One facility in the area has recent violations, and there are no Superfund sites in or near the area. Regarding natural hazards, 1.8% of the area's homes are located in a FEMA high-risk flood zone, while 38.3% are in a California very high fire hazard severity zone and 3.7% are in a USFS high or very high wildfire hazard potential area. San Diego County has received 41 federal disaster declarations in the last 30 years, and the median USGS chance of damaging earthquake shaking in 100 years is 85%.

Written by an AI model from the records on this page and automatically checked against them.

How homes here grade

Share of this area's homes at each grade. Grades compare locations with other California homes (methodology).

Nearby pollution

A 28.1%B 65.5%C 6.4%

Flood

A 34.8%B 40.6%C 12.3%D 11.9%F 0.3%

Wildfire

A 15.9%B 27.4%C 18.2%D 37.8%F 0.7%

Earthquake

A 100%

Key facts

4 Toxics Release Inventory facilities inside the area
0 final or proposed Superfund sites in or within 1 mile of the area
1 facility with recent formal enforcement or significant violations inside the area
1.8% of homes in a FEMA high-risk flood zone
38.3% of homes in a CAL FIRE Very High Fire Hazard Severity Zone
3.7% of homes where the USFS Wildfire Hazard Potential is High or Very High
Typical USGS chance of potentially damaging earthquake shaking: 85% in 100 years
San Diego County: 41 federal disaster declarations in the last 30 years

Notable facilities and sites

Largest Toxics Release Inventory reporters in the area

Sumitomo Electric Interconnect Products Inc (Chemicals): 70,200 lb released on site in 2023
Piercan USA Inc. (Plastics and Rubber): 5,962 lb released on site in 2021
Hughes Circuits Inc (Computers and Electronic Products): 0 lb released on site in 2024

Nearby places

Lake San Marcos · Harmony Grove · Elfin Forest · Del Dios · Vista · Carlsbad · Escondido · Hidden Meadows

Sources: EPA TRI, NPL and ECHO; FEMA NFHL and NFIP claims; USDA Forest Service Wildfire Risk to Communities and Wildfire Hazard Potential; CAL FIRE FHSZ; USGS 2023 NSHM; OpenFEMA disaster declarations; 2020 Census. Details and dates. Areas are Census places, and a home belongs to the area containing its hexagon's center.