Perfect World
Tracy
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 Tracy · updated 20 hr ago · showing last good reading
Air quality
53ModerateUS AQI
PM2.5 11μg/m³PM10 24μg/m³Ozone 78μg/m³NO₂ 4μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
M3.8strongest within 250 km
3 km N of San Leandro, CA
20 quakes ≥ M2.5
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 53 (Moderate). Observed Aug 31, 7:00 PM.

11.1 μg/m³PM2.5
23.9 μg/m³PM10
78.0 μg/m³Ozone
3.8 μg/m³NO₂
1.1 μg/m³SO₂
127.0 μg/m³CO

Active weather alerts0

✓ No active National Weather Service alerts for this area.

Earthquakes — last 30 days20

M2.7
22 km SE of Yosemite Valley, CA
Aug 28, 2:51 PM · 177 km away
M2.7
6 km NNW of Redwood Valley, CA
Aug 28, 12:15 PM · 235 km away
M2.5
13 km W of Round Valley, CA
Aug 25, 9:51 AM · 239 km away
M2.9
19 km SW of Toms Place, CA
Aug 24, 1:23 PM · 231 km away
M2.8
19 km SW of Toms Place, CA
Aug 24, 9:39 AM · 231 km away

Superfund sites

99 active EPA Superfund (National Priorities List) sites in CA of 116 ever listed.

Tracy Defense Depot (USARMY)
Tracy · NPL Site · 4 km away
Open →
See every Superfund site in CA

The state’s energy ledger

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

Open the CA energy dossier →

Snapshot generated Sep 1, 2:13 AM (showing last good reading while refreshing). All data is public and carries no personal information.