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 Westerville · updated 1 d ago · showing last good readingAir quality
54ModerateUS AQI
PM2.5 20μg/m³PM10 21μg/m³Ozone 32μg/m³NO₂ 18μg/m³
Water monitoring
Hoover Reservoir At Central College Oh · 4.4 km away
25.9 deg CWater temperature
Active alerts
- SevereFlood Watch
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 15, 8:00 AM.
20.2 μg/m³PM2.5
20.6 μg/m³PM10
32.0 μg/m³Ozone
17.7 μg/m³NO₂
1.7 μg/m³SO₂
232.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Hoover Reservoir At Central College Oh · 4.4 km away · 55 sites in range
25.9 deg CWater temperature · Aug 15, 11:45 AM
Source: USGS Water Services ↗
Active weather alerts1
SevereFlood Watchuntil Aug 16, 12:00 PM
Flood Watch issued August 15 at 2:16AM EDT until August 16 at 8:00AM EDT by NWS Wilmington OH
Wayne; Fayette; Union; Franklin; Hardin; Mercer; Auglaize; Darke; Shelby; Logan; Union; Delaware; Miami; Champaign; Clark; Madison; Franklin; Licking; Preble; Montgomery; Greene; Fayette; Pickaway; Fairfield; Butler; Warren; Clinton; Ross; Hocking
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
41 active EPA Superfund (National Priorities List) sites in OH of 50 ever listed.
Air Force Plant 85
Columbus · Proposed NPL Site · 16 km away
The state’s energy ledger
What OH’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the OH energy dossier →Snapshot generated Aug 15, 12:43 PM (showing last good reading while refreshing). All data is public and carries no personal information.