Perfect World
Roseville
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 Roseville · updated 6 hr ago · showing last good reading
Air quality
38GoodUS AQI
PM2.5 12μg/m³PM10 15μg/m³Ozone 41μg/m³NO₂ 17μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
M3.9strongest within 250 km
6 km NW of Pinnacles, 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 38 (Good). Observed Sep 2, 7:00 AM.

11.8 μg/m³PM2.5
15.4 μg/m³PM10
41.0 μg/m³Ozone
16.5 μg/m³NO₂
1.8 μg/m³SO₂
139.0 μg/m³CO

Active weather alerts0

✓ No active National Weather Service alerts for this area.

Earthquakes — last 30 days20

M3.0
4 km WSW of Hamilton City, CA
Sep 2, 8:18 AM · 128 km away
M2.6
2 km N of Middletown, CA
Sep 2, 3:49 AM · 115 km away
M2.7
22 km SE of Yosemite Valley, CA
Aug 28, 2:51 PM · 208 km away
M2.7
6 km NNW of Redwood Valley, CA
Aug 28, 12:15 PM · 178 km away
M2.7
4 km W of Walker, CA
Aug 24, 8:54 AM · 156 km away

Superfund sites

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

McClellan Air Force Base (Ground Water Contamination)
Sacramento · NPL Site · 14 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 2, 2:21 PM (showing last good reading while refreshing). All data is public and carries no personal information.