NATIONAL GYPSUM CO
Quick Summary
- •Released 0 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
1414 E HADLEY ST
PHOENIX, AZ 85034
View on map ↗ - County
- MARICOPA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 327420
- Inspections
- 3 · last Dec 16, 2025
- Total Penalties
- $0
- Registry ID
- 110002137303
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 2 | — |
| 2016 | 0 | -82% |
| 2017 | 0 | 0% |
| 2018 | 0 | +33% |
| 2019 | 0 | -50% |
| 2020 | 0 | 0% |
| 2021 | 0 | 0% |
| 2022 | 0 | 0% |
| 2023 | 0 | 0% |
| 2024 | 2 | +925% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | — | |
| Manganese | 1 | 1 | — | — | — | |
| Barium | 1 | 1 | — | — | — | |
| Lead compounds | 0 | 0 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | 0 | |
| Lead compounds | 0 | 0 | — | — | 2 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | 0 | |
| Lead compounds | 0 | 0 | — | — | 2 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | 0 | |
| Lead compounds | 0 | 0 | — | — | 3 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 0 | 0 | — | — | 3 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 0 | 0 | — | — | 3 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | 0 | 0 | — | — | 2 | |
| Lead compounds | 0 | 0 | — | — | 2 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 0 | 0 | — | — | 1 | |
| Mercury | 0 | 0 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 0 | 0 | — | — | — | |
| Mercury | 0 | 0 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 0 | 2 | — | — |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
BUTTERFIELD STATION
MOBILE, AZ
|
Lead compounds | 1 | — | — | — |
|
BUTTERFIELD STATION
MOBILE, AZ
|
Mercury | — | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| caa | FRV | Feb 7, 2024 | — | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.