Query by Location - Results

Habitat: Acid grassland

Grid Reference: IH640885

Grid Easting: 79500 to the 1km mid point (metres)

Grid Northing: 550500 to the 1km mid point (metres)

____________________________________________________________________________________

Pollutant: Ammonia

Critical Level: 1.0 - 3 µg m-3

Concentration: 1.28 µg m-3

Data Year: 2019 - 2021

Exceedance: [0.28] to [-1.72] µg m-3

____________________________________________________________________________________

Pollutant: N Deposition

Critical Load Range:
Temperate and boreal moist and wet oligotrophic grasslands : 10 - 20 Kg N/ha/year
Moist or wet mesotrophic to eutrophic hay meadow: 15 - 25 Kg N/ha/year
Non-mediterranean dry acid and neutral closed grassland: 6 - 10 Kg N/ha/year
Temperate acidophilous alpine grasslands : 5 - 10 Kg N/ha/year

Deposition: 16.09 Kg N/ha/year

Data Year: 2019 - 2021

Exceedance Ranges:
Temperate and boreal moist and wet oligotrophic grasslands [6.09] to [-3.91] Kg N/ha/year
Moist or wet mesotrophic to eutrophic hay meadow [1.09] to [-8.91] Kg N/ha/year
Non-mediterranean dry acid and neutral closed grassland [10.09] to [6.09] Kg N/ha/year
Temperate acidophilous alpine grasslands [11.09] to [6.09] Kg N/ha/year

____________________________________________________________________________________

Pollutant: Nitrogen Oxides

Critical Level: 30 µg NOx (as NO2) m-3

Concentration: 3.16 µg NOx (as NO2) m-3

Data Year: 2019 - 2021

Exceedance: -26.84 µg NOx (as NO2) m-3

____________________________________________________________________________________

Pollutant: Ozone

Critical Level: 5000 ppb hours (based on(Semi-)natural vegetation communities dominated by perennials, 6 month growing season mid April- mid October)

Exposure: 562.5 ppb hours

Data Year: 2007 - 2012

Exceedance: -4437.5 ppb hours

____________________________________________________________________________________

Pollutant: Sulphur Dioxide

Critical Level: 20 µg m-3

Concentration: 0.36 µg m-3

Data Year: 2019 - 2021

Exceedance: -19.64 µg m-3

____________________________________________________________________________________

Pollutant: Acid Deposition

Critical Load Class & Values:
Class: Acid grassland
CLmaxS: 0.592 CLminN: 0.367 CLmaxN: 0.959 (keq/ha/yr)

Deposition: 1.15 (N: 1.15 | S: 0.13) (keq/ha/yr)

Data Year: 2019 - 2021

Exceedance: