[ZR07] Air pollution by ozone
[ZR07] Air pollution by ozone
Key message
The level of air pollution by ozone in recent years is above the target value on the majority of locations, including in rural areas and at higher altitudes, while the action value of less sunny and hot summers exceeded only in the Littoral and in some places in the higher altitudes. The most polluted area is Primorska of favorable weather for ozone formation and transport of ozone and its precursors from northern Italy.
Definition
Charts
Figure ZR07-1: Number of days with exceeded target value for ozone in Slovenian urban areas with highest average 8-hour floating value > 120 μg/m3 (annual limit value 25 days)in the period of 1995-2012
Sources:
Automatic Air Quality Measurement Database (ANAS), Environmental Agency of the Republic of Slovenia, 2013.
| 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Urban background | number of days | 43 | 46 | 35 | 39 | 33 | 26 | 24 | 33 | 40 | 41 |
| Ljubljana Bežigrad | number of days | 42 | 47 | 37 | 41 | 35 | 29 | 22 | 30 | 37 | 40 |
| Hrastnik | number of days | 31 | 32 | 25 | 29 | 26 | 20 | 22 | 29 | 34 | 32 |
| Celje | number of days | 40 | 45 | 33 | 38 | 28 | 22 | 19 | 27 | 33 | 33 |
| Nova Gorica | number of days | 59 | 61 | 46 | 48 | 42 | 34 | 32 | 46 | 57 | 60 |
| Koper | number of days | np | np | np | 55 | 60 | 55 | 57 | 65 | 66 | 69 |
| Suburban background | number of days | 25 | 26 | 16 | 20 | 18 | 15 | 17 | 22 | 22 | 19 |
| Trbovlje | number of days | 25 | 26 | 16 | 20 | 18 | 15 | 17 | 22 | 22 | 19 |
| Rural background | number of days | 47 | 59 | 53 | 61 | 66 | 60 | 48 | 53 | 55 | 41 |
| Iskrba | number of days | 47 | 59 | 53 | 61 | 53 | 47 | 39 | 40 | 42 | 41 |
| Otlica | number of days | np | np | np | np | 78 | 72 | 57 | 66 | 68 | 69* |
| Urban-traffic type | number of days | 11 | 12 | 8 | 9 | 7 | 3 | 3 | 9 | 8 | 14 |
| Maribor center | number of days | 8 | 6 | 3 | 3 | 3 | 2 | 2 | 2* | 3 | np |
| Rural/Agricultural type | number of days | 50 | 48 | 24 | 30 | 23 | 19 | 15 | 27 | 38 | 39 |
| Murska Sobota - Rakičan | number of days | 50 | 48 | 24 | 30 | 23 | 19 | 15 | 27 | 38 | 39 |
| permitted exceedance | number of days | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| 2014 | 2015 | ||||||||||
| Urban background | number of days | 31 | 30 | ||||||||
| Ljubljana Bežigrad | number of days | 28 | 26 | ||||||||
| Hrastnik | number of days | 25 | 24 | ||||||||
| Celje | number of days | 23 | 20 | ||||||||
| Nova Gorica | number of days | 48 | 48 | ||||||||
| Koper | number of days | 56 | 62 | ||||||||
| Suburban background | number of days | 15 | 14 | ||||||||
| Trbovlje | number of days | 15 | 14 | ||||||||
| Rural background | number of days | 37 | 31 | ||||||||
| Iskrba | number of days | 37 | 31 | ||||||||
| Otlica | number of days | 54* | 48* | ||||||||
| Urban-traffic type | number of days | 9 | 9 | ||||||||
| Maribor center | number of days | np | np | ||||||||
| Rural/Agricultural type | number of days | 27 | 22 | ||||||||
| Murska Sobota - Rakičan | number of days | 27 | 22 | ||||||||
| permitted exceedance | number of days | 25 | 25 |
Figure ZR07-2: Number of days with exceeded warning value for ozone in Slovenian urban areas (highest 1-hour value > 180 μg/m3) in the period of 1995-2012
Sources:
Automatic Air Quality Measurement Database (ANAS), Environmental Agency of the Republic of Slovenia, 2013.
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Urban background | number of hours | 4 | 20 | 3 | 1 | 0 | 2 | 1 | 8 | 30 | 7 |
| Ljubljana Bežigrad | number of hours | 4 | 20 | 7 | 2 | 0 | 3 | 1 | 4 | 18 | 4 |
| Hrastnik | number of hours | np | np | 0 | 2 | 0 | 2 | 0 | 0 | 1 | 0 |
| Celje | number of hours | np | np | 1 | 0 | 0 | 0 | 3 | 0 | 2 | 0 |
| Nova Gorica | number of hours | np | np | np | np | np | np | np | 26 | 100 | 25 |
| Koper | number of hours | np | np | np | np | np | np | np | np | np | np |
| Suburban background | number of hours | np | np | np | 0 | 0 | 0 | np | 0 | 6 | 0 |
| Trbovlje | number of hours | np | np | np | 0 | 0 | 0 | np | 0 | 6 | 0 |
| Rural background | number of hours | np | np | np | np | np | np | np | np | 11 | 1 |
| Iskrba | number of hours | np | np | np | np | np | np | np | 0 | 11 | 1 |
| Otlica | number of hours | np | np | np | np | np | np | np | np | np | np |
| Urban-traffic type | number of hours | np | np | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Maribor center | number of hours | np | np | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rural/Agricultural type | number of hours | np | np | np | np | np | np | np | 0 | 6 | 0 |
| Murska Sobota - Rakičan | number of hours | np | np | np | np | np | np | np | 0 | 6 | 0 |
| 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | ||
| Urban background | number of hours | 12 | 17 | 7 | 0 | 1 | 0 | 1 | 7 | 9 | 0 |
| Ljubljana Bežigrad | number of hours | 11 | 9 | 7 | 0 | 0 | 0 | 0 | 3 | 1 | 0 |
| Hrastnik | number of hours | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Celje | number of hours | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Nova Gorica | number of hours | 31 | 33 | 18 | 0 | 0 | 0 | 2 | 18 | 20 | 0 |
| Koper | number of hours | 16 | 36 | 9 | 0 | 3 | 2 | 4 | 13 | 22 | 0 |
| Suburban background | number of hours | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Trbovlje | number of hours | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Rural background | number of hours | 0 | 34 | 25 | 3 | 1 | 2 | 1 | 6 | 0 | 0 |
| Iskrba | number of hours | 0 | 1 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Otlica | number of hours | np | 67 | 43 | 5 | 2 | 3 | 1 | 12 | 33* | 0 |
| Urban-traffic type | number of hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Maribor center | number of hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | * | np |
| Rural/Agricultural type | number of hours | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Murska Sobota - Rakičan | number of hours | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2015 | |||||||||||
| Urban background | number of hours | 3 | |||||||||
| Ljubljana Bežigrad | number of hours | 0 | |||||||||
| Hrastnik | number of hours | 0 | |||||||||
| Celje | number of hours | 0 | |||||||||
| Nova Gorica | number of hours | 6 | |||||||||
| Koper | number of hours | 9 | |||||||||
| Suburban background | number of hours | 0 | |||||||||
| Trbovlje | number of hours | 0 | |||||||||
| Rural background | number of hours | 0 | |||||||||
| Iskrba | number of hours | 0 | |||||||||
| Otlica | number of hours | 0 | |||||||||
| Urban-traffic type | number of hours | 0 | |||||||||
| Maribor center | number of hours | np | |||||||||
| Rural/Agricultural type | number of hours | 0 | |||||||||
| Murska Sobota - Rakičan | number of hours | 0 |