EmissionsLookup
TRI Reporter Clean Air Act Clean Water Act RCRA

ALLEGHENY LUDLUM CORPORATION

Quick Summary

  • Assessed $0 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
271 RAILROAD HILL ST
WATERBURY, CT 06708
View on map ↗
County
NEW HAVEN County
Industry
Manufacturing
NAICS (North American Industry Classification)
331221
Inspections
6 · last Nov 13, 2025
Total Penalties
$0 · last Jul 30, 2002
Registry ID
110016680607

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 (2015–2020)
Year Total Releases (lbs) vs Prior Year
2015 0
2016 0
2017 0
2018 0
2020 0

2020

Chemical Total (lbs) Air Water Land Off-Site
Manganese compounds 689
Nickel compounds 409 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 1,242

2018

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds 425 ♦ Carcinogen
Manganese compounds 642
Chromium compounds (except for chromite ore mined in the Transvaal Region) 1,310

2017

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds 342 ♦ Carcinogen
Manganese compounds 487
Chromium compounds (except for chromite ore mined in the Transvaal Region) 1,049

2016

Chemical Total (lbs) Air Water Land Off-Site
Chromium compounds (except for chromite ore mined in the Transvaal Region) 728
Manganese compounds 274
Nickel compounds 271 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds 252 ♦ Carcinogen
Manganese compounds 264
Chromium compounds (except for chromite ore mined in the Transvaal Region) 698

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
BRIDGEPORT UNITED RECYCLING, INC.
BRIDGEPORT, CT
Chromium compounds (except for chromite ore mined in the Transvaal Region) 1,036
BRIDGEPORT UNITED RECYCLING, INC.
BRIDGEPORT, CT
Manganese compounds 482
BRIDGEPORT UNITED RECYCLING, INC.
BRIDGEPORT, CT
Nickel compounds 317

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
Manganese compounds 5 WATERBURY WATER POLLUTION CONTROL FACILITY, WATERBURY
Nickel compounds 25 WATERBURY WATER POLLUTION CONTROL FACILITY, WATERBURY
Chromium compounds (except for chromite ore mined in the Transvaal Region) 13 WATERBURY WATER POLLUTION CONTROL FACILITY, WATERBURY

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant Violation Reported Limit Exceedance Period Status
Lead, total [as Pb] DMR, Limited - Overdue 0.76 mg/L 0.50 +52% Apr 2020 Resolved
Lead, total [as Pb] DMR, Limited - Numeric Violation 0.76 mg/L 0.50 +52% Apr 2020 Open
Lead, total [as Pb] DMR, Limited - Overdue 0.56 mg/L 0.10 +460% Apr 2020 Resolved
Lead, total [as Pb] DMR, Limited - Numeric Violation 0.56 mg/L 0.10 +460% Apr 2020 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.

Administrative - Formal
· Case 01-2001-0147 · Jul 30, 2002
$29,400

Other facilities in NEW HAVEN County, CT

All facilities in CT →