packages/convert/src/aqi/chnMep/breakpoints.json
{
"aqi": [
[0, 50],
[51, 100],
[101, 150],
[151, 200],
[201, 300],
[301, 400],
[401, 500]
],
"so2": [
[0, 50],
[51, 150],
[151, 475],
[476, 800],
[801, 1600],
[1601, 2100],
[2101, 2620]
],
"no2": [
[0, 40],
[41, 80],
[81, 180],
[181, 280],
[281, 565],
[566, 750],
[751, 940]
],
"pm10": [
[0, 50],
[51, 150],
[151, 250],
[251, 350],
[351, 420],
[421, 500],
[501, 600]
],
"co": [
[0, 2],
[3, 4],
[5, 14],
[15, 24],
[25, 36],
[37, 48],
[49, 60]
],
"o3": [
[0, 160],
[161, 200],
[201, 300],
[301, 400],
[401, 800],
[801, 1000],
[1001, 1200]
],
"pm25": [
[0, 35],
[36, 75],
[76, 115],
[116, 150],
[151, 250],
[251, 350],
[351, 500]
]
}