Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
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
1 228 220 210 207 219 183 209 207 204 160 218 208 207 209 268 213 253 285 267 232 252 249 279 234 208 207 208 207 213 226 226 223.11 284.77 31.00
2 216 230 234 212 212 205 210 224 233 213 244 207 214 223 213 214 230 204 221 293 247 214 230 208 242 219 202 192 207 ~ ~ 221.16 292.75 29.00
3 233 226 215 233 228 215 218 221 249 240 249 155 201 231 230 264 302 187 264 276 146 158 202 136 225 287 319 178 52 220 213 218.46 319.23 31.00
4 179 173 93 199 295 273 286 276 58 101 162 192 204 193 142 178 184 196 199 ~ 157 158 172 251 123 112 79 237 195 147 ~ 179.76 294.77 29.00
5 179 47 73 103 98 129 151 182 135 135 176 119 125 91 111 ~ 216 213 212 244 211 238 207 211 220 134 195 205 214 264 267 170.10 267.28 30.00
6 202 203 139 182 126 242 224 85 88 115 172 181 130 206 255 277 237 179 126 138 173 234 209 217 217 245 254 255 243 222 ~ 192.44 276.56 30.00
7 196 191 212 209 222 243 120 260 207 205 211 237 217 215 257 253 260 245 234 245 266 228 150 186 209 216 223 225 248 247 242 221.87 266.21 31.00
8 182 217 205 222 184 219 252 220 241 213 237 151 111 174 222 234 204 200 202 232 246 113 182 204 260 86 156 253 204 140 176 198.12 259.77 31.00
9 208 210 227 259 248 205 234 209 214 166 198 173 221 188 78 186 221 85 64 51 73 247 53 89 184 ~ 152 98 73 136 ~ 163.69 258.85 29.00
10 168 235 225 173 150 262 259 213 205 208 216 215 257 235 119 183 237 228 146 152 159 138 187 210 209 212 215 191 206 202 209 200.75 262.34 31.00
11 204 169 144 211 228 177 202 197 207 211 198 136 101 178 209 179 237 201 199 90 220 209 145 210 234 214 212 194 192 160 ~ 188.88 236.70 30.00
12 153 106 215 180 129 204 154 183 189 209 209 207 212 211 225 229 217 173 196 75 128 207 199 138 138 142 134 212 186 210 224 180.41 228.85 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 1 2 52 34 2 0 0 91 91 90 88 36 2 0 0 319
REL. 0.0 1.0 2.1 57.1 37.3 2.1 0.0 0.0 100.0 100.0 98.9 96.7 39.6 2.2 0.0 0.027.3
ID 0 1 2 114 186 54 0 0 359
ABS. 1 8 19 42 19 0 0 0 89 88 80 61 19 0 0 0 295
REL. 1.1 8.9 21.3 47.1 21.3 0.0 0.0 0.0 100.0 98.9 89.9 68.5 21.3 0.0 0.0 0.0 5.4
ID 1 8 21 94 106 0 0 0 232
ABS. 0 10 6 47 28 0 0 0 91 91 81 75 28 0 0 0 266
REL. 0.0 10.9 6.5 51.6 30.7 0.0 0.0 0.0100.0 100.0 89.0 82.4 30.8 0.0 0.0 0.0 21.7
ID 0 10 6 103 153 0 0 0 274
ABS. 0 2 15 63 12 0 0 0 92 92 90 75 12 0 0 0 262
REL 0.0 2.1 16.3 68.4 13.0 0.0 0.0 0.0100.0 100.0 97.8 81.5 13.0 0.0 0.0 0.0 6.10
ID 0 2 16 136 65 0 0 0 220
Year
ABS. 1 21 42 204 93 2 0 0 363 362 341 299 95 2 0 0 319
REL. 0.2 5.7 11.5 56.1 25.6 0.5 0.0 0.0100.0 99.7 93.9 82.4 26.2 0.6 0.0 0.0 27.3
ID 5 11 112 128 13 0 0 271

Note:

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