Environmental watch
What's in the air, water, and ground around here.
Live environmental OSINT for your community, pulled from public federal feeds — the EPA, the USGS, and the National Weather Service. No account, no tracking; every number links back to its public source. Auto-refreshes about every 30 minutes.
🌎 Environmental watch
Live public data for Hoffman Estates · updated 9 hr ago · showing last good readingAir quality
77ModerateUS AQI
PM2.5 12μg/m³PM10 12μg/m³Ozone 45μg/m³NO₂ 41μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
- UnknownHydrologic Outlook
Earthquakes · 30 days
✓ None ≥ M2.5 nearby
Superfund sites
49active in IL
Nearest: Tri-County Landfill Co./Waste Management of Illinois, Inc. · 15 km →Sources: Open-Meteo Air Quality, USGS Water Services, National Weather Service, USGS Earthquake Catalog, EPA National Priorities List. All public, no personal data.
Air quality — full readout
US Air Quality Index 77 (Moderate). Observed Sep 29, 11:00 PM.
12.4 μg/m³PM2.5
12.4 μg/m³PM10
45.0 μg/m³Ozone
41.4 μg/m³NO₂
3.2 μg/m³SO₂
233.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Active weather alerts1
UnknownHydrologic Outlookuntil Sep 30, 9:00 AM
Hydrologic Outlook issued September 29 at 2:48PM CDT by NWS Chicago IL
Boone, IL; Cook, IL; De Kalb, IL; DuPage, IL; Grundy, IL; Kane, IL; Kendall, IL; Lake, IL; La Salle, IL; Lee, IL; McHenry, IL; Ogle, IL; Will, IL; Winnebago, IL; Lake, IN; Porter, IN
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
49 active EPA Superfund (National Priorities List) sites in IL of 56 ever listed.
Tri-County Landfill Co./Waste Management of Illinois, Inc.
South Elgin · NPL Site · 15 km away
The state’s energy ledger
What IL’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the IL energy dossier →Snapshot generated Sep 30, 4:49 AM (showing last good reading while refreshing). All data is public and carries no personal information.