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 18 hr ago · showing last good readingAir quality
29GoodUS AQI
PM2.5 6μg/m³PM10 8μg/m³Ozone 74μg/m³NO₂ 1μg/m³
Water monitoring
Mackay Crk At Cc Haigh Landing Nr Hilton Head, Sc · 3.6 km away
-1.41 ftGage height
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 29 (Good). Observed Sep 1, 5:00 PM.
5.5 μg/m³PM2.5
7.5 μg/m³PM10
74.0 μg/m³Ozone
0.7 μg/m³NO₂
0.8 μg/m³SO₂
94.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Mackay Crk At Cc Haigh Landing Nr Hilton Head, Sc · 3.6 km away · 33 sites in range
-1.41 ftGage height · Sep 1, 8:30 PM
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
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 Sep 1, 9:13 PM (showing last good reading while refreshing). All data is public and carries no personal information.