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 Ann Arbor · updated 14 hr ago · showing last good readingAir quality
125Unhealthy for sensitive groupsUS AQI
PM2.5 17μg/m³PM10 17μg/m³Ozone 129μg/m³NO₂ 8μg/m³
Water monitoring
Huron River At Ann Arbor, Mi · 1 km away
110 ft3/sStreamflow
11.80 ftGage height
17.9 deg CWater temperature
758 uS/cm @25CSpecific conductance
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 125 (Unhealthy for sensitive groups). Observed Aug 14, 7:00 PM.
16.9 μg/m³PM2.5
17.2 μg/m³PM10
129.0 μg/m³Ozone
7.6 μg/m³NO₂
3.1 μg/m³SO₂
243.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Huron River At Ann Arbor, Mi · 1 km away · 29 sites in range
110 ft3/sStreamflow · Aug 14, 11:45 PM
11.80 ftGage height · Aug 14, 11:45 PM
17.9 deg CWater temperature · Oct 1, 5:00 AM
758 uS/cm @25CSpecific conductance · Oct 1, 4:45 AM
8.2 std unitspH · Oct 1, 5:00 AM
8.2 mg/lDissolved oxygen · Oct 1, 5:00 AM
Source: USGS Water Services ↗
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
68 active EPA Superfund (National Priorities List) sites in MI of 90 ever listed.
Gelman Sciences Inc.
Ann Arbor · NPL Site · 5 km away
The state’s energy ledger
What MI’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the MI energy dossier →Snapshot generated Aug 14, 11:53 PM (showing last good reading while refreshing). All data is public and carries no personal information.