Perfect World
Chino Hills
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 Chino Hills · updated 15 hr ago · showing last good reading
Air quality
77ModerateUS AQI
PM2.5 16μg/m³PM10 20μg/m³Ozone 94μg/m³NO₂ 12μg/m³
Water monitoring
Chino C A Schaefer Avenue Nr Chino Ca · 1.7 km away
0.63 ft3/sStreamflow
3.94 ftGage height
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
M4.0strongest within 250 km
10 km ENE of Coso Junction, CA
19 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 77 (Moderate). Observed Aug 31, 9:00 PM.

16.4 μg/m³PM2.5
19.7 μg/m³PM10
94.0 μg/m³Ozone
11.6 μg/m³NO₂
2.7 μg/m³SO₂
144.0 μg/m³CO

Water monitoring — nearest site

Chino C A Schaefer Avenue Nr Chino Ca · 1.7 km away · 62 sites in range

0.63 ft3/sStreamflow · Sep 1, 3:30 AM
3.94 ftGage height · Sep 1, 3:30 AM

Active weather alerts0

✓ No active National Weather Service alerts for this area.

Earthquakes — last 30 days19

M2.9
22 km SSW of La Quinta, CA
Aug 31, 11:04 AM · 135 km away
M3.1
12 km WSW of Salton City, CA
Aug 25, 8:17 PM · 175 km away
M2.7
10 km ENE of Coso Junction, CA
Aug 24, 7:51 AM · 231 km away
M3.5
10 km ENE of Coso Junction, CA
Aug 23, 9:16 AM · 231 km away
M2.6
10 km E of Coso Junction, CA
Aug 23, 8:15 AM · 231 km away

Superfund sites

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

San Gabriel Valley (Area 2)
Baldwin Park Area · NPL Site · 21 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, 4:39 AM (showing last good reading while refreshing). All data is public and carries no personal information.