Non-Compliance
TRI Reporter
Clean Air Act
RCRA
SUMCO SOUTHWEST CORP
Quick Summary
- •Released 19,777 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
-
19801 N TATUM BLVD
PHOENIX, AZ 85050
View on map ↗ - County
- MARICOPA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 334413
- Inspections
- 5 · last Feb 26, 2026
- Total Penalties
- $0
- Registry ID
- 110000470455
How This Compares
#29
of 245 TRI reporters in AZ
#2,843
of 16,877 TRI reporters in Manufacturing
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.
1
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
Qtrs Non-Compliant
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.
Emissions Trend (2015–2024)
-5% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 3,901 | — |
| 2016 | 7,861 | +102% |
| 2017 | 19,777 | +152% |
| 2018 | 12,699 | -36% |
| 2019 | 12,517 | -1% |
| 2020 | 12,247 | -2% |
| 2021 | 12,499 | +2% |
| 2022 | 12,408 | -1% |
| 2023 | 11,121 | -10% |
| 2024 | 3,702 | -67% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 504,871 | |
| N-Methyl-2-pyrrolidone | 1,962 | 1,962 | — | — | 20,205 | |
| Hydrogen fluoride | 1,048 | 1,048 | — | — | — | |
| Certain glycol ethers | 684 | 684 | — | — | 2,713 | |
| Nitric acid | 9 | 9 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 518,626 | |
| Certain glycol ethers | 7,613 | 7,613 | — | — | 2,825 | |
| N-Methyl-2-pyrrolidone | 2,204 | 2,204 | — | — | 19,840 | |
| Hydrogen fluoride | 1,259 | 1,259 | — | — | — | |
| Nitric acid | 45 | 45 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 523,594 | |
| Certain glycol ethers | 8,851 | 8,851 | — | — | 2,825 | |
| N-Methyl-2-pyrrolidone | 2,115 | 2,115 | — | — | 29,296 | |
| Hydrogen fluoride | 1,397 | 1,397 | — | — | — | |
| Nitric acid | 45 | 45 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 971,785 | |
| Certain glycol ethers | 8,656 | 8,656 | — | — | 2,825 | |
| N-Methyl-2-pyrrolidone | 2,384 | 2,384 | — | — | 24,346 | |
| Hydrogen fluoride | 1,414 | 1,414 | — | — | — | |
| Nitric acid | 45 | 45 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 807,797 | |
| Certain glycol ethers | 8,060 | 8,060 | — | — | 2,825 | |
| N-Methyl-2-pyrrolidone | 2,864 | 2,864 | — | — | 31,121 | |
| Hydrogen fluoride | 1,278 | 1,278 | — | — | — | |
| Nitric acid | 45 | 45 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 813,214 | |
| Certain glycol ethers | 8,340 | 8,340 | — | — | 5,265 | |
| N-Methyl-2-pyrrolidone | 2,864 | 2,864 | — | — | 15,984 | |
| Hydrogen fluoride | 1,269 | 1,269 | — | — | — | |
| Nitric acid | 44 | 44 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 880,223 | |
| Certain glycol ethers | 8,776 | 8,776 | — | — | 45,870 | |
| N-Methyl-2-pyrrolidone | 2,483 | 2,483 | — | — | 21,404 | |
| Hydrogen fluoride | 1,396 | 1,396 | — | — | — | |
| Nitric acid | 44 | 44 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 921,052 | |
| Certain glycol ethers | 15,753 | 15,753 | — | — | 73,867 | |
| N-Methyl-2-pyrrolidone | 2,599 | 2,599 | — | — | 21,842 | |
| Hydrogen fluoride | 1,381 | 1,381 | — | — | — | |
| Nitric acid | 44 | 44 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 993,152 | |
| Certain glycol ethers | 3,921 | 3,921 | — | — | 8,126 | |
| N-Methyl-2-pyrrolidone | 2,611 | 2,611 | — | — | 20,393 | |
| Hydrogen fluoride | 1,329 | 1,329 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 1,072,869 | |
| N-Methyl-2-pyrrolidone | 2,534 | 2,534 | — | — | 22,534 | |
| Hydrogen fluoride | 1,367 | 1,367 | — | — | — |
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 |
|---|---|---|---|---|
| Hydrogen fluoride | — | — | — | 148,914 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | 454,384 |
| Nitric acid | — | — | — | 513,078 |
| N-Methyl-2-pyrrolidone | — | 20,205 | — | 13,614 |
| Certain glycol ethers | — | 10,088 | — | 2,713 |
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 |
|---|---|---|---|---|---|
|
ORG CHEM GROUP, LLC
EVANSVILLE, IN
|
N-Methyl-2-pyrrolidone | — | 20,205 | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Certain glycol ethers | 2,713 | 91ST AVENUE WWTP, TOLLESON |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 504,871 | 91ST AVENUE WWTP, TOLLESON |
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 | Jul 12, 2024 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 22, 2015 | Oct 13, 2015 | Resolved |
| rcra | Violation of a Federal or State Statute | Sep 22, 2015 | Oct 13, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Mar 19, 2014 | Mar 20, 2014 | Resolved |
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.
FIELD INSPECTION REPORT
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-7 · Nov 19, 2024
Warning Letter
Clean Air Act
· Case 3604059034 · Jul 12, 2024
INSPECTION REPORT WRITTEN
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-6 · Jan 25, 2021
RECEIVED FACILITY DOCUMENTATION
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-5 · Oct 7, 2015
RECEIVED FACILITY DOCUMENTATION
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-4 · Oct 6, 2015
RECEIVED FACILITY DOCUMENTATION
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-3 · Oct 2, 2015
NOC/NOTICE OF OPPORTUNITY TO CORRECT
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-2 · Sep 22, 2015
INSPECTION REPORT SENT NO VIOL NO RESPONSE
RCRA (Hazardous Waste)
· Case RCRA-AZR000004937-1 · Feb 1, 2011
Other facilities in MARICOPA County, AZ
ERGON ASPHALT & EMULSIONS INC - CHANDLER
CHANDLER, AZ
· Manufacturing
ALTIUM PACKAGING
PHOENIX, AZ
GILA RIVER POWER
GILA BEND, AZ
CARDINAL HEALTH
CHANDLER, AZ
· Wholesale Trade
SORREL RIDGE
UNKNOWN, AZ
CAVCO INDUSTRIES LLC
GOODYEAR, AZ
· Manufacturing