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Topeka ▾
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 Topeka · updated 3 hr ago · showing last good reading
Air quality
54ModerateUS AQI
PM2.5 8μg/m³PM10 9μg/m³Ozone 65μg/m³NO₂ 4μg/m³
Water monitoring
No live streamgage nearby.
Active alerts
  • SevereFlood Watch
Earthquakes · 30 days
M2.9strongest within 250 km
5 km SSW of Assaria, Kansas
1 quake ≥ 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 54 (Moderate). Observed Sep 30, 5:00 PM.

8.4 μg/m³PM2.5
9.4 μg/m³PM10
65.0 μg/m³Ozone
3.9 μg/m³NO₂
0.7 μg/m³SO₂
149.0 μg/m³CO

Active weather alerts1

SevereFlood Watchuntil Oct 1, 11:00 PM
Flood Watch issued September 30 at 1:35PM CDT until October 1 at 6:00PM CDT by NWS Topeka KS
Republic; Washington; Marshall; Nemaha; Brown; Cloud; Clay; Riley; Pottawatomie; Jackson; Jefferson; Ottawa; Dickinson; Geary; Morris; Wabaunsee; Shawnee

Earthquakes — last 30 days1

M2.9
5 km SSW of Assaria, Kansas
Sep 16, 9:50 PM · 175 km away
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Superfund sites

15 active EPA Superfund (National Priorities List) sites in KS of 20 ever listed.

Doepke Disposal (Holliday)
Johnson County · NPL Site · 77 km away
Open →
See every Superfund site in KS →

The state’s energy ledger

What KS’s grid runs on, its EV fleet and charging network, and where its mandate stands — from the national Energy Ledger.

Open the KS energy dossier →

Snapshot generated Sep 30, 10:37 PM (showing last good reading while refreshing). All data is public and carries no personal information.