Perfect World
Philadelphia
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 Philadelphia · updated 6 hr ago · showing last good reading
Air quality
70ModerateUS AQI
PM2.5 11μg/m³PM10 13μg/m³Ozone 79μg/m³NO₂ 7μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
  • ModerateHeat Advisory
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 70 (Moderate). Observed Sep 2, 1:00 PM.

10.7 μg/m³PM2.5
13.3 μg/m³PM10
79.0 μg/m³Ozone
7.2 μg/m³NO₂
1.8 μg/m³SO₂
154.0 μg/m³CO

Active weather alerts1

ModerateHeat Advisoryuntil Sep 4, 12:00 AM
Heat Advisory issued September 2 at 3:53AM EDT until September 3 at 8:00PM EDT by NWS Mount Holly NJ
New Castle; Gloucester; Camden; Northwestern Burlington; Delaware; Philadelphia; Eastern Montgomery; Lower Bucks

Earthquakes — last 30 days0

✓ No earthquakes ≥ M2.5 within 250 km.

Superfund sites

92 active EPA Superfund (National Priorities List) sites in PA of 127 ever listed.

Franklin Slag Pile (MDC)
Philadelphia · NPL Site · 8 km away
Open →
See every Superfund site in PA

The state’s energy ledger

What PA’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.

Open the PA energy dossier →

Snapshot generated Sep 2, 5:40 PM (showing last good reading while refreshing). All data is public and carries no personal information.