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 Norwalk · updated 2 d ago · showing last good readingAir quality
54ModerateUS AQI
PM2.5 10μg/m³PM10 10μg/m³Ozone 60μg/m³NO₂ 14μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
✓ None ≥ M2.5 nearby
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 54 (Moderate). Observed Aug 31, 2:00 AM.
9.8 μg/m³PM2.5
10.2 μg/m³PM10
60.0 μg/m³Ozone
13.6 μg/m³NO₂
1.4 μg/m³SO₂
208.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Active weather alerts0
✓ No active National Weather Service alerts for this area.
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
13 active EPA Superfund (National Priorities List) sites in CT of 17 ever listed.
Kellogg-Deering Well Field
Norwalk · NPL Site · 2 km away
The state’s energy ledger
What CT’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the CT energy dossier →Snapshot generated Aug 31, 6:45 AM (showing last good reading while refreshing). All data is public and carries no personal information.