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 Temecula · updated 6 hr ago · showing last good readingAir quality
61ModerateUS AQI
PM2.5 14μg/m³PM10 16μg/m³Ozone 51μg/m³NO₂ 10μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
- SevereExtreme Heat Warning
Earthquakes · 30 days
M3.8strongest within 250 km
4 km SE of Piru, 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 61 (Moderate). Observed Oct 1, 9:00 AM.
14.0 μg/m³PM2.5
16.2 μg/m³PM10
51.0 μg/m³Ozone
9.5 μg/m³NO₂
1.2 μg/m³SO₂
178.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Active weather alerts1
SevereExtreme Heat Warninguntil Oct 9, 3:00 AM
Extreme Heat Warning issued October 1 at 12:29AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA
San Bernardino and Riverside County Valleys-The Inland Empire
Source: National Weather Service ↗
Earthquakes — last 30 days20
M3.1↗M3.8↗M3.6↗M2.6↗M3.0↗
20 km ESE of Anza, CA
Oct 1, 12:01 AM · 64 km away
4 km SE of Piru, CA
Sep 30, 3:00 AM · 179 km away
7 km WSW of Hermosa Beach, CA
Sep 27, 3:40 PM · 128 km away
17 km WSW of Johannesburg, CA
Sep 24, 3:11 AM · 211 km away
17 km WSW of Johannesburg, CA
Sep 23, 8:44 PM · 211 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 · 27 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 Oct 1, 4:41 PM (showing last good reading while refreshing). All data is public and carries no personal information.