SmogRank / World / Germany / Lower Saxony / March 2026

Most polluted cities in Lower Saxony, Germany, March 2026

27 cities in Lower Saxony, Germany ranked by their average PM2.5 over the 31 days. Worst: Oldenburg at 15.7 µg/m³, #791 of 2,947 cities in the world. Cleanest: Braunlage at 9.1. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Oldenburg 3% 3%0

Every city in Lower Saxony, Germany ranked for March 2026, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.

1Oldenburg
3%
2Emden
3%
3Bösel
0%
4Norderney
0%
5Osnabrück
0%
6Hannover
0%
7Jork
0%
8Otterndorf
0%
9Hildesheim
0%
10Braunschweig
0%
11Wilhelmshaven
0%
12Göttingen
0%
13Wolfsburg
0%
14Lingen
0%
14Duderstadt
0%
16Walsrode
0%
17Lüneburg
0%
18Wittingen
0%
18Ritterhude
0%
18Lemwerder
0%
21Salzgitter
0%
22Rinteln
0%
23Lüchow
0%
24Oyten
0%
25Goslar
0%
26Uslar
0%
27Braunlage
0%

Good0–50

Moderate51–100

Sensitive groups101–150

Unhealthy151–200

Very unhealthy201–300

Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, March 2026 · All cities in Germany, March 2026 · Lower Saxony now

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SmogRank, most polluted cities in Lower Saxony, Germany, PM2.5, March 2026, smogrank.com/de/region/lower-saxony/history/2026-03 (accessed 7 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.