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 Hilton Head Island · updated 13 hr ago · showing last good readingAir quality
95ModerateUS AQI
PM2.5 12μg/m³PM10 14μg/m³Ozone 128μg/m³NO₂ 4μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
- SevereExtreme Heat Warning
- SevereExtreme Heat Warning
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 95 (Moderate). Observed Aug 14, 7:00 PM.
12.3 μg/m³PM2.5
14.2 μg/m³PM10
128.0 μg/m³Ozone
3.6 μg/m³NO₂
0.6 μg/m³SO₂
120.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Active weather alerts2
SevereExtreme Heat Warninguntil Aug 16, 12:00 AM
Extreme Heat Warning issued August 14 at 12:49PM EDT until August 15 at 8:00PM EDT by NWS Charleston SC
Inland Bryan; Coastal Bryan; Inland Chatham; Coastal Chatham; Inland Liberty; Coastal Liberty; Inland McIntosh; Coastal McIntosh; Inland Berkeley; Inland Jasper; Beaufort; Coastal Colleton; Charleston; Coastal Jasper; Tidal Berkeley
SevereExtreme Heat Warninguntil Aug 15, 12:00 AM
Extreme Heat Warning issued August 14 at 12:49PM EDT until August 14 at 8:00PM EDT by NWS Charleston SC
Inland Bryan; Coastal Bryan; Inland Chatham; Coastal Chatham; Inland Liberty; Coastal Liberty; Inland McIntosh; Coastal McIntosh; Inland Berkeley; Inland Jasper; Beaufort; Coastal Colleton; Charleston; Coastal Jasper; Tidal Berkeley
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
28 active EPA Superfund (National Priorities List) sites in SC of 34 ever listed.
Parris Island Marine Corps Recruit Depot
Parris Island · NPL Site · 16 km away
The state’s energy ledger
What SC’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the SC energy dossier →Snapshot generated Aug 14, 11:21 PM (showing last good reading while refreshing). All data is public and carries no personal information.