Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:GLRD-global radiation
Station:1028 - Nepomysl
Code:CZLNCMNEP
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Louny
IHd: 150
Measure method:temperature difference method
Unit:W/m2

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 20 19 40 33 40 80 50 55 50 73 17 60 50 28 38 27 90 56 55 21 21 31 26 72 60 31 52 38 85 52 109 47.69 109.49 31.00
2 27 47 29 38 29 102 63 66 136 129 101 116 47 65 159 46 ~ ~ 72 48 63 105 90 89 140 53 176 90 ~ ~ ~ 81.78 175.60 26.00
3 97 43 90 43 26 120 94 179 51 48 55 183 172 158 140 47 72 213 154 83 130 73 99 145 171 181 185 89 141 159 217 118.04 217.38 31.00
4 240 252 203 100 124 123 126 ~ 170 273 96 177 ~ 236 ~ 60 54 219 181 ~ 99 225 245 262 241 129 170 138 278 287 ~ 181.12 286.53 26.00
5 224 198 276 214 202 166 221 74 253 261 178 228 149 160 273 218 270 318 328 237 57 99 266 241 247 226 257 319 241 312 342 227.75 342.15 31.00
6 ~ 281 ~ 211 312 130 167 ~ 234 217 77 237 331 146 214 176 177 164 124 331 146 242 221 202 219 330 264 172 192 200 ~ 211.73 330.88 27.00
7 187 249 361 325 287 179 150 95 52 155 176 218 198 131 224 196 316 320 342 225 292 242 94 218 276 235 150 331 284 285 262 227.60 361.05 31.00
8 287 306 252 285 87 307 97 236 163 119 109 143 161 166 261 144 234 195 298 264 141 195 249 275 277 149 164 58 79 188 113 193.59 306.67 31.00
9 156 110 211 222 202 193 146 185 211 227 234 235 228 226 224 131 185 184 95 126 46 157 92 190 54 48 165 65 126 58 ~ 157.76 235.43 30.00
10 91 137 31 127 123 100 77 70 63 76 84 143 147 80 157 95 46 131 119 141 19 24 26 25 56 112 94 127 112 36 80 88.74 157.10 31.00
11 110 52 44 39 21 22 41 35 15 12 14 18 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 50 77 60 22 66 ~ 41.03 109.86 17.00
12 27 33 24 31 64 41 14 57 49 42 50 32 58 26 73 50 52 16 55 44 36 24 22 16 11 14 43 21 39 55 26 36.95 73.11 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. 30 32 13 13 0 0 0 0 88 58 26 13 0 0 0 0 217
REL. 34.0 36.3 14.7 14.7 0.0 0.0 0.0 0.0 100.0 65.9 29.5 14.8 0.0 0.0 0.0 0.031.3
ID 34 36 14 29 0 0 0 0 114
ABS. 0 9 10 29 27 9 0 0 84 84 75 65 36 9 0 0 342
REL. 0.0 10.7 11.9 34.5 32.1 10.7 0.0 0.0 100.0 100.0 89.3 77.4 42.9 10.7 0.0 0.0 31.5
ID 0 10 11 69 160 267 0 0 520
ABS. 2 12 14 30 26 8 0 0 92 90 78 64 34 8 0 0 361
REL. 2.1 13.0 15.2 32.6 28.2 8.6 0.0 0.0100.0 97.8 84.8 69.6 37.0 8.7 0.0 0.0 3.7
ID 2 13 15 65 141 217 0 0 454
ABS. 40 25 13 1 0 0 0 0 79 39 14 1 0 0 0 0 157
REL 50.6 31.6 16.4 1.2 0.0 0.0 0.0 0.0100.0 49.4 17.7 1.3 0.0 0.0 0.0 0.015.10
ID 50 31 16 2 0 0 0 0 101
Year
ABS. 72 78 50 73 53 17 0 0 343 271 193 143 70 17 0 0 361
REL. 20.9 22.7 14.5 21.2 15.4 4.9 0.0 0.0100.0 79.0 56.3 41.7 20.4 5.0 0.0 0.0 3.7
ID 20 22 14 42 77 123 0 0 302

Note:

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