Zip Code 93543

📍 Littlerock, CA

Toxic Air Emissions Report (2024)

Data Source: EPA TRI (2024) • Updated Nov 2025

783.36 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Littlerock, CA released over 783.36 lbs of pollutants. The primary source was HOLLIDAY ROCK-PALMDALE, which emitted Aluminum (fume or dust) into the local air. Air quality in 93543 is relatively consistent with regional baselines.

Top Polluting Facilities

HOLLIDAY ROCK-PALMDALE

Owned by: HOLLIDAY ROCK CO INC

Aluminum (fume or dust) released to air

752.73 lbs

LBS
HOLLIDAY ROCK-PALMDALE

Owned by: HOLLIDAY ROCK CO INC

Manganese released to air

25.51 lbs

LBS
HOLLIDAY ROCK-PALMDALE

Owned by: HOLLIDAY ROCK CO INC

Copper released to air

2.05 lbs

LBS
HOLLIDAY ROCK-PALMDALE

Owned by: HOLLIDAY ROCK CO INC

Lead compounds released to air

1.65 lbs

LBS
HOLLIDAY ROCK-PALMDALE Cancer Risk

Owned by: HOLLIDAY ROCK CO INC

Nickel released to air

1.0843 lbs

LBS
HOLLIDAY ROCK-PALMDALE Cancer Risk

Owned by: HOLLIDAY ROCK CO INC

Polycyclic aromatic compounds released to air

0.34 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Palmdale, CA (93550) 8.7 mi away

Heavy Industrial Activity

20,264.00 lbs

Annual Emissions
Palmdale, CA (93599) 10.4 mi away

Heavy Industrial Activity

10,076.00 lbs

Annual Emissions
Palmdale, CA (93552) 6.4 mi away

Heavy Industrial Activity

3.181545 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 93550 Report: 93552 Report: 93561 Report: 93501 Report: 93599 Report: 93606

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Protect Your Lungs

The primary pollutants detected here are likely heavy particulates. To protect your lungs, ensure you use a True HEPA (H13) filter, which captures 99.97% of airborne particles like Manganese.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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