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 Franklin · updated 13 hr ago · showing last good readingAir quality
47GoodUS AQI
PM2.5 8μg/m³PM10 9μg/m³Ozone 78μg/m³NO₂ 10μg/m³
Water monitoring
Harpeth River At Franklin, Tn · 0.6 km away
106 ft3/sStreamflow
4.08 ftGage height
15.4 deg CWater temperature
303 uS/cm @25CSpecific conductance
Active alerts
- SevereExtreme Heat Warning
Earthquakes · 30 days
✓ None ≥ M2.5 nearby
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 47 (Good). Observed Aug 14, 7:00 PM.
8.3 μg/m³PM2.5
8.6 μg/m³PM10
78.0 μg/m³Ozone
9.9 μg/m³NO₂
1.3 μg/m³SO₂
135.0 μg/m³CO
Source: Open-Meteo Air Quality ↗
Water monitoring — nearest site
Harpeth River At Franklin, Tn · 0.6 km away · 44 sites in range
106 ft3/sStreamflow · Aug 15, 12:15 AM
4.08 ftGage height · Aug 15, 12:15 AM
15.4 deg CWater temperature · Oct 30, 4:30 AM
303 uS/cm @25CSpecific conductance · Oct 30, 4:30 AM
7.8 mg/lDissolved oxygen · Oct 30, 4:30 AM
Source: USGS Water Services ↗
Active weather alerts1
SevereExtreme Heat Warninguntil Aug 17, 12:00 AM
Extreme Heat Warning issued August 14 at 10:49AM CDT until August 16 at 7:00PM CDT by NWS Nashville TN
Stewart; Montgomery; Robertson; Sumner; Houston; Humphreys; Dickson; Cheatham; Davidson; Wilson; Trousdale; Smith; Perry; Hickman; Lewis; Williamson; Maury; Marshall; Rutherford; Cannon; De Kalb; Bedford; Wayne; Lawrence; Giles
Source: National Weather Service ↗
Earthquakes — last 30 days0
✓ No earthquakes ≥ M2.5 within 250 km.
Source: USGS Earthquake Catalog ↗
Superfund sites
19 active EPA Superfund (National Priorities List) sites in TN of 26 ever listed.
Wrigley Charcoal Plant
Wrigley · NPL Site · 44 km away
The state’s energy ledger
What TN’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.
Open the TN energy dossier →Snapshot generated Aug 15, 12:41 AM (showing last good reading while refreshing). All data is public and carries no personal information.