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 Duluth · updated 1 d ago · showing last good readingAir quality
39GoodUS AQI
PM2.5 4μg/m³PM10 4μg/m³Ozone 69μg/m³NO₂ 2μg/m³
Water monitoring
Nemadji River Near South Superior, Wi · 17.1 km away
40.5 ft3/sStreamflow
3.80 ftGage height
Active alerts
- ModerateDense Fog Advisory
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 39 (Good). Observed Aug 31, 3:00 AM.
3.9 μg/m³PM2.5
4.0 μg/m³PM10
69.0 μg/m³Ozone
2.2 μg/m³NO₂
0.3 μg/m³SO₂
127.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Nemadji River Near South Superior, Wi · 17.1 km away · 5 sites in range
40.5 ft3/sStreamflow · Aug 31, 8:00 AM
3.80 ftGage height · Aug 31, 8:00 AM
Source: USGS Water Services ↗
Active weather alerts1
ModerateDense Fog Advisoryuntil Aug 31, 2:00 PM
Dense Fog Advisory issued August 31 at 2:33AM CDT until August 31 at 9:00AM CDT by NWS Duluth MN
Carlton/South St. Louis
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
25 active EPA Superfund (National Priorities List) sites in MN of 49 ever listed.
St. Louis River Site
St. Louis County · NPL Site · 15 km away
The state’s energy ledger
What MN’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the MN energy dossier →Snapshot generated Aug 31, 8:22 AM (showing last good reading while refreshing). All data is public and carries no personal information.