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 Rancho Santa Margarita · updated 16 hr ago · showing last good readingAir quality
51ModerateUS AQI
PM2.5 14μg/m³PM10 18μg/m³Ozone 114μg/m³NO₂ 2μg/m³
Water monitoring
Santiago C A Modjeska Ca · 8.1 km away
6.90 ftGage height
Active alerts
✓ No active weather alerts
Earthquakes · 30 days
M3.6strongest within 250 km
14 km N of Warner Springs, CA
13 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 1, 3:00 PM.
13.5 μg/m³PM2.5
17.8 μg/m³PM10
114.0 μg/m³Ozone
1.6 μg/m³NO₂
0.9 μg/m³SO₂
112.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Santiago C A Modjeska Ca · 8.1 km away · 65 sites in range
6.90 ftGage height · Sep 1, 10:00 PM
Source: USGS Water Services ↗
Active weather alerts0
✓ No active National Weather Service alerts for this area.
Source: National Weather Service ↗
Earthquakes — last 30 days13
M2.9↗M2.6↗M3.1↗M3.6↗M2.7↗
22 km SSW of La Quinta, CA
Aug 31, 11:04 AM · 113 km away
52 km SSW of Progreso, B.C., MX
Aug 27, 3:36 AM · 238 km away
12 km WSW of Salton City, CA
Aug 25, 8:17 PM · 149 km away
14 km N of Warner Springs, CA
Aug 19, 7:31 AM · 92 km away
35 km NNW of Santa Barbara Is., CA
Aug 18, 1:12 PM · 150 km away
Source: USGS Earthquake Catalog ↗
Superfund sites
99 active EPA Superfund (National Priorities List) sites in CA of 116 ever listed.
El Toro Marine Corps Air Station
El Toro · NPL Site · 11 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 1, 10:38 PM (showing last good reading while refreshing). All data is public and carries no personal information.