Zip Code 85654

📍 Rillito, AZ

Toxic Air Emissions Report (2024)

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

546.68 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Rillito, AZ released over 546.68 lbs of pollutants. The primary source was CALPORTLAND CO RILLITO PLANT, which emitted Ammonia into the local air. Air quality in 85654 is relatively consistent with regional baselines.

Top Polluting Facilities

CALPORTLAND CO RILLITO PLANT

Owned by: TAIHEIYO CEMENT USA INC

Ammonia released to air

469.10 lbs

LBS
CALPORTLAND CO RILLITO PLANT

Owned by: TAIHEIYO CEMENT USA INC

Lead compounds released to air

45.55 lbs

LBS
CALPORTLAND CO RILLITO PLANT

Owned by: TAIHEIYO CEMENT USA INC

Mercury compounds released to air

30.1 lbs

LBS
CALPORTLAND CO RILLITO PLANT

Owned by: TAIHEIYO CEMENT USA INC

Methanol released to air

1.93 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Tucson, AZ (85713) 18.6 mi away

Heavy Industrial Activity

22,040.04 lbs

Annual Emissions
Tucson, AZ (85743) 5.5 mi away

Heavy Industrial Activity

11,248.40 lbs

Annual Emissions
Marana, AZ (85653) 6.9 mi away

Heavy Industrial Activity

3,296.90 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 85653

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Protect Your Lungs

Because toxic gases and VOCs were detected in this area (likely from the Ammonia), standard filters are not enough. We strongly recommend an Activated Carbon purifier to adsorb these fumes.

View Recommended Carbon Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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