SHELDAHL FLEXIBLE TECHNOLOGIES, INC (WEST)
Quick Summary
- •Released 61,686 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 $15,758 in total penalties since records began.
- Address
-
1150 SHELDAHL ROAD
NORTHFIELD, MN 55057
View on map ↗ - County
- DAKOTA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 334412
- Inspections
- 2 · last May 10, 2023
- Total Penalties
- $15,758 · last Oct 20, 2025
- Registry ID
- 110003819789
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
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 | 53,864 | — |
| 2016 | 51,172 | -5% |
| 2017 | 61,686 | +21% |
| 2018 | 59,778 | -3% |
| 2019 | 1,002 | -98% |
| 2020 | 46,091 | +4500% |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Antimony compounds | — | — | — | — | 85 | |
| Toluene | 31,546 | 31,546 | — | — | 50,898 | |
| Methanol | 13,535 | 13,535 | — | — | 750 | |
| Ammonia | 1,000 | 1,000 | — | — | 16,152 | |
| Copper compounds | 10 | 10 | — | — | 79,950 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 1,000 | 1,000 | — | — | 17,670 | |
| Lead compounds | 2 | 2 | — | — | 6 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Antimony compounds | — | — | — | — | 563 | |
| Copper compounds | — | — | — | — | 171,611 | |
| Toluene | 38,429 | 38,429 | — | — | 61,995 | |
| Methanol | 20,347 | 20,347 | — | — | 750 | |
| Ammonia | 1,000 | 1,000 | — | — | 33,695 | |
| Lead compounds | 2 | 2 | — | — | 25 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Antimony compounds | — | — | — | — | 1,647 | |
| Copper compounds | — | — | — | — | 209,516 | |
| Toluene | 38,972 | 38,972 | — | — | 68,545 | |
| Methanol | 21,712 | 21,712 | — | — | 750 | |
| Ammonia | 1,000 | 1,000 | — | — | 37,348 | |
| Lead compounds | 2 | 2 | — | — | 39 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Antimony compounds | — | — | — | — | 1,198 | |
| Copper compounds | — | — | — | — | 239,448 | |
| Toluene | 30,441 | 30,441 | — | — | 65,313 | |
| Methanol | 19,729 | 19,729 | — | — | 750 | |
| Ammonia | 1,000 | 1,000 | — | — | 40,494 | |
| Lead compounds | 2 | 2 | — | — | 28 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Copper compounds | — | — | — | — | 305,941 | |
| Antimony compounds | — | — | — | — | 1,750 | |
| Toluene | 30,441 | 30,441 | — | — | 69,562 | |
| Methanol | 22,421 | 22,421 | — | — | 750 | |
| Ammonia | 1,000 | 1,000 | — | — | 57,083 | |
| Lead compounds | 2 | 2 | — | — | 202 |
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 |
|---|---|---|---|---|
| Ammonia | — | 31,308 | — | — |
| Lead compounds | — | 24 | — | — |
| Copper compounds | — | 170,815 | — | — |
| Toluene | — | 61,995 | — | 580,816 |
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 |
|---|---|---|---|---|---|
|
SYSTECH ENVIRONMENTAL CORP.
FREDONIA, KS
|
Toluene | — | 68,545 | — | — |
|
HERITAGE TECHNOLOGIES LLC MICRONUTRIENTS DIV
INDIANAPOLIS, IN
|
Ammonia | — | 33,215 | — | — |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Antimony compounds | 505 | — | — | — |
|
SYSTECH ENVIRONMENTAL CORP.
FREDONIA, KS
|
Antimony compounds | 1,142 | — | — | — |
|
HERITAGE TECHNOLOGIES LLC MICRONUTRIENTS DIV
INDIANAPOLIS, IN
|
Copper compounds | — | 162,565 | — | — |
|
WORLD RESOURCES CO
TOLLESON, AZ
|
Copper compounds | — | 3,610 | — | — |
|
WHITE METAL CO INC
MINNEAPOLIS, MN
|
Copper compounds | — | 42,522 | — | — |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Copper compounds | 750 | — | — | — |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Lead compounds | — | 14 | — | — |
|
WORLD RESOURCES CO
TOLLESON, AZ
|
Lead compounds | — | 24 | — | — |
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 |
|---|---|---|
| Ammonia | 4,133 | NORTHFIELD WWTP, NORTHFIELD |
| Methanol | 750 | NORTHFIELD WWTP, NORTHFIELD |
| Copper compounds | 69 | NORTHFIELD WWTP, NORTHFIELD |
| Lead compounds | 1 | NORTHFIELD WWTP, NORTHFIELD |
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 | HPV | Nov 19, 2024 | Nov 19, 2025 | Resolved |
| rcra | Violation of a Federal or State Statute | Jul 20, 2022 | May 9, 2023 | Resolved |
| caa | FRV | Sep 4, 2020 | — | Open |
| caa | HPV | Jun 13, 2018 | May 20, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 12, 2016 | Mar 16, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Oct 30, 2012 | Jun 19, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 30, 2012 | Jun 19, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 14, 1993 | May 6, 1993 | 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.