Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:WD-wind direction
Station:1454 - Kladno-stred mesta
Code:CZKLCMKSM
Institution:Czech Hydrometeorological Institute
Region:Stredocesky
District:Kladno
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
2 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
3 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
4 ~ ~ ~ ~ ~ ~ ~ 219 198 212 221 206 217 209 235 187 226 218 194 190 206 214 ~ 134 119 144 144 199 181 195 ~ 193.94 235.00 22.00
5 253 108 ~ 53 58 138 183 213 217 213 214 194 221 222 283 283 55 106 205 63 144 242 230 181 232 ~ 68 133 197 197 245 177.62 283.01 29.00
6 102 156 218 216 192 216 207 222 202 47 283 245 137 184 262 212 202 250 238 209 267 283 197 175 89 107 194 217 193 207 ~ 197.60 283.27 30.00
7 219 246 184 115 223 186 274 317 72 63 52 161 203 226 224 237 166 152 175 210 221 238 267 220 137 244 237 136 82 95 98 183.23 317.04 31.00
8 119 103 83 124 192 111 209 193 201 209 266 266 253 206 222 213 214 208 213 226 270 195 108 101 96 195 145 286 198 192 257 189.40 286.32 31.00
9 279 166 76 121 205 165 220 174 153 119 111 131 98 152 110 213 148 98 176 219 206 204 205 213 203 208 207 209 208 205 ~ 173.40 279.42 30.00
10 210 199 217 214 255 231 218 212 231 223 223 255 172 234 230 269 151 58 55 58 102 196 206 184 192 215 219 212 171 136 216 192.38 268.60 31.00
11 193 208 265 62 197 208 212 264 185 29 66 76 214 266 213 161 209 212 263 208 197 211 264 237 207 207 207 208 224 208 ~ 196.10 266.35 30.00
12 217 225 218 214 227 208 214 210 203 210 203 211 214 209 259 232 208 217 227 229 206 183 198 217 205 213 196 208 226 218 210 213.99 259.03 31.00

Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples

Quarter

concentration classes in IHd multiples

total ind.

part of it in IHd multiples

max.
date

<=1/3 <=2/3 <=1.0 <=1.5 <=2.0 <=3.0 <=4.0 > 1/32/31.01.52.0 3.04.0

concentration classes in measurement units

part of above IHd multiples in meas. units

0- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 0 0 0 0 0 0 0 0 02 0 0 0 0 0 0 0 0
ABS. 1 6 12 46 16 0 0 0 81 80 74 62 16 0 0 0 283
REL. 1.2 7.4 14.8 56.7 19.7 0.0 0.0 0.0 100.0 98.8 91.4 76.5 19.8 0.0 0.0 0.0 11.6
ID 1 7 14 113 98 0 0 0 235
ABS. 0 11 16 48 16 1 0 0 92 92 81 65 17 1 0 0 317
REL. 0.0 11.9 17.3 52.1 17.3 1.0 0.0 0.0100.0 100.0 88.0 70.7 18.5 1.1 0.0 0.0 8.7
ID 0 11 17 104 86 27 0 0 247
ABS. 1 6 2 63 20 0 0 0 92 91 85 83 20 0 0 0 269
REL 1.0 6.5 2.1 68.4 21.7 0.0 0.0 0.0100.0 98.9 92.4 90.2 21.7 0.0 0.0 0.016.10
ID 1 6 2 136 108 0 0 0 255
Year
ABS. 2 23 30 157 52 1 0 0 265 263 240 210 53 1 0 0 317
REL. 0.7 8.6 11.3 59.2 19.6 0.3 0.0 0.0100.0 99.2 90.6 79.2 20.0 0.4 0.0 0.0 8.7
ID 8 11 118 98 9 0 0 246

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum