N770
N770 releases at Manitowoc Public Utilities fell from 104k lb to 0 lb (100% lower) between 2023 and 2024.
TRI facility · TRI 2024 reporting year
Manitowoc Public Utilities
Total reported releases 9k lb more than halved year over year (-98%). Total releases concentrations have more than halved since 2010.
1303 S 8TH ST, Manitowoc, Wisconsin · 221112 · Electric Utilities · operated by City Of Manitowoc
Anomaly engine
Notable Signals
N040
N040 releases at Manitowoc Public Utilities fell from 103k lb to 0 lb (100% lower) between 2023 and 2024.
N450
N450 releases at Manitowoc Public Utilities fell from 88k lb to 0 lb (100% lower) between 2023 and 2024.
Total reported releases
Total reported releases at Manitowoc Public Utilities have more than three-quarters since 2010 (through 2024).
Chemicals reported · most recent year
What This Facility Releases
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations have more than halved since 2010.
Ammonia
Ammonia concentrations are up 31% since 2011.
Lead And Lead Compounds
Lead And Lead Compounds concentrations have more than halved since 2010.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Within 3 miles of this facility (29 Census block groups, population-weighted demographics): a population of 27,288. Why we surface this →
37.4%
Low-income
17.4%
People of color
6.4%
Under age 5
19.3%
Over age 64
Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.
Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.
What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.