Perfect World
South San Francisco
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 South San Francisco · updated 41 min ago · showing last good reading
Air quality
55ModerateUS AQI
PM2.5 10μg/m³PM10 15μg/m³Ozone 71μg/m³NO₂ 4μg/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 55 (Moderate). Observed Sep 2, 1:00 PM.

10.0 μg/m³PM2.5
14.7 μg/m³PM10
71.0 μg/m³Ozone
4.4 μg/m³NO₂
1.0 μg/m³SO₂
127.0 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 · 233 km away
M2.6
2 km N of Middletown, CA
Sep 2, 3:49 AM · 125 km away
M2.7
6 km NNW of Redwood Valley, CA
Aug 28, 12:15 PM · 198 km away
M2.8
10 km N of Lake Pillsbury, CA
Aug 23, 9:37 AM · 210 km away
M2.5
2 km SE of Concord, CA
Aug 17, 8:18 AM · 49 km away

Superfund sites

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

Hunters Point Naval Shipyard
San Francisco · NPL Site · 8 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, 8:15 PM (showing last good reading while refreshing). All data is public and carries no personal information.