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 Centennial · updated 6 hr ago · showing last good readingAir quality
57ModerateUS AQI
PM2.5 10μg/m³PM10 10μg/m³Ozone 64μg/m³NO₂ 18μg/m³
Water monitoring
Little Dry Creek Nr Arapahoe Rd At Centennial, Co · 2.9 km away
6.42 ft3/sStreamflow
6.24 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 57 (Moderate). Observed Aug 14, 11:00 PM.
9.9 μg/m³PM2.5
10.2 μg/m³PM10
64.0 μg/m³Ozone
18.2 μg/m³NO₂
0.7 μg/m³SO₂
182.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Little Dry Creek Nr Arapahoe Rd At Centennial, Co · 2.9 km away · 52 sites in range
6.42 ft3/sStreamflow · Aug 15, 4:40 AM
6.24 ftGage height · Aug 15, 4:40 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
21 active EPA Superfund (National Priorities List) sites in CO of 24 ever listed.
Lowry Landfill
Arapahoe County · NPL Site · 16 km away
The state’s energy ledger
What CO’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the CO energy dossier →Snapshot generated Aug 15, 5:29 AM (showing last good reading while refreshing). All data is public and carries no personal information.