NATIONAL SEMICONDUCTOR CORP, MIL/AERO GROUP
Parent Company: NATIONAL SEMICONDUCTOR CORP
5901 S CALLE SANTA CRUZ, TUCSON, Arizona 85706
Pollution Risk
96Based on 21 TRI facilities in zip code 85706
Water Quality
3813 violations recorded
Air Quality
47County-level EPA AQS data for PIMA
Facility Information
Water Quality in 85706
Total Violations
13
Health Violations
0
Contaminants Found
2
Water Safety Score
38/100
Contaminants Detected:
Should You Be Concerned About NATIONAL SEMICONDUCTOR CORP, MIL/AERO GROUP?
NATIONAL SEMICONDUCTOR CORP, MIL/AERO GROUPis registered in the EPA's Toxic Release Inventory (TRI). This means the facility reports handling, releasing, or transferring toxic chemicals as part of its operations. The area's environmental safety score is 61/100 — moderate, suggesting some cumulative environmental burden from industrial activity in the area.
Drinking water quality is a concern in zip code 85706, scoring only 38/100. Consider testing your home water supply or using a certified filtration system.
This zip code has 21 total TRI facilities, which is a high concentration that compounds environmental health risks — each facility contributes pollutants that may interact in ways individual facility data doesn't capture. Areas with multiple TRI sites tend to have higher rates of respiratory issues and environmental sensitivity, according to EPA research.
What you can do: Check your home's water quality with an annual test kit, monitor local air quality alerts, and review the full Arizona pollution report for broader context. NATIONAL SEMICONDUCTOR CORP operates this facility — check if they have a public environmental responsibility report.
Other TRI Facilities in 85706 (20)
TEXAS INSTRUMENTS - TUCSON
6730 S TUCSON BLVD
TEXAS INSTRUMENTS INC
MATERION CERAMICS INC.
6100 S TUCSON BLVD
MATERION CORP
CEMEX INC DREXEL PLANT
11300 EAST DREXEL
NA
CEMEX INC PIMA PLANT
13599 S OLD NOGALES HWY
NA
DISTINCTIVE MARBLE INC
5333 E DREXEL RD
NA
GRANITE CONSTRUCTION SWAN ROAD FACILITY
9301 S SWAN RD
GRANITE CONSTRUCTION CO
JENSEN PRECAST
4801 E WYOMING ST
ALLIED PRECIOUS METALS RECYCLING CO INC
5657 S WILMOT RD
NA
HONEYWELL GUIDANCE & ELECTRICAL SYSTEMS- DRE XEL ROAD
1150 W DREXEL RD
HONEYWELL INTERNATIONAL
Health Considerations for Residents Near NATIONAL SEMICONDUCTOR CORP, MIL/AERO GROUP
Living near a Toxic Release Inventory (TRI) facility in TUCSON, Arizona (85706) means potential exposure to industrial pollutants through air, water, and soil. While not every facility creates immediate health risks, long-term proximity warrants awareness and proactive steps.
Water Testing
Given the water quality score of 38/100 for zip code 85706, we recommend annual water testing for heavy metals, VOCs, and industrial contaminants — especially if you use well water. Testing kits are available through your county health department or certified labs.
Air Quality Monitoring
Air quality in this area scores 47/100 — below average. Monitor daily AQI (Air Quality Index) at airnow.gov, particularly on hot, stagnant days when ground-level pollutants concentrate. If you notice unusual odors or visible emissions from NATIONAL SEMICONDUCTOR CORP, MIL/AERO GROUP, report them to Arizona's environmental agency.
When to Consult a Doctor
Speak with your physician if you experience persistent respiratory symptoms (chronic cough, wheezing, shortness of breath), unexplained headaches, skin irritation, or unusual fatigue — particularly if these worsen when you're at home. Mention your proximity to a TRI facility so they can order appropriate screening. Vulnerable populations — children, elderly, pregnant women, and those with asthma — should be especially vigilant.
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Data sources: EPA Toxic Release Inventory (TRI), EPA Safe Drinking Water Information System (SDWIS), EPA Air Quality System (AQS). Facility ID: 85746NTNLS5901S. Last updated: August 2026.