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 Santee · updated 4 hr ago · showing last good readingAir quality
51ModerateUS AQI
PM2.5 8μg/m³PM10 9μg/m³Ozone 17μg/m³NO₂ 10μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
M3.6strongest within 250 km
14 km N of Warner Springs, CA
17 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 51 (Moderate). Observed Sep 2, 8:00 AM.
8.0 μg/m³PM2.5
8.8 μg/m³PM10
17.0 μg/m³Ozone
9.8 μg/m³NO₂
1.1 μg/m³SO₂
185.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Active weather alerts0
✓ No active National Weather Service alerts for this area.
Source: National Weather Service ↗
Earthquakes — last 30 days17
M3.2↗M2.9↗M2.6↗M2.6↗M3.1↗
6 km SE of Ontario, CA
Sep 2, 12:37 PM · 143 km away
22 km SSW of La Quinta, CA
Aug 31, 11:04 AM · 89 km away
2 km NW of Delta, B.C., MX
Aug 31, 2:16 AM · 173 km away
52 km SSW of Progreso, B.C., MX
Aug 27, 3:36 AM · 136 km away
12 km WSW of Salton City, CA
Aug 25, 8:17 PM · 96 km away
Source: USGS Earthquake Catalog ↗
Superfund sites
99 active EPA Superfund (National Priorities List) sites in CA of 116 ever listed.
Camp Pendleton Marine Corps Base
San Diego County · NPL Site · 62 km away
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, 3:57 PM (showing last good reading while refreshing). All data is public and carries no personal information.