Results for Polycyclic Aromatic Hydrocarbons (PAHs)

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Results on page last updated: 03/01/2018

Chemical Group: Polycyclic Aromatic Hydrocarbons (PAHs)

  • Measured in: Urine

Project: Biomonitoring Exposures Study (BEST) - 1.Pilot

Diverse group of smiling adults
95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
1-NAP Naphthalene pg/mL 109 1,650 1,260 2,150 668 1,430 3,630 18,100 100.0% 25 pg/mL
1-PHEN Phenanthrene pg/mL 109 126 106 149 80.2 133 259 478 99.1% 10 pg/mL
1-PYR Pyrene pg/mL 109 93.0 75.1 115 49.3 88.1 177 665 88.1% 20 pg/mL
2-FLUO Fluorene pg/mL 109 246 198 305 121 232 387 2,290 100.0% 20 pg/mL
2-NAP Naphthalene pg/mL 109 4,290 3,450 5,340 1,950 4,190 10,200 25,000 100.0% 20 pg/mL
2-PHEN Phenanthrene pg/mL 109 39.1 33.6 45.5 24.4 41.8 70.3 119 93.6% 10 pg/mL
3-FLUO Fluorene pg/mL 109 124 97.9 157 54.2 103 227 1,580 95.4% 20 pg/mL
3-PHEN Phenanthrene pg/mL 109 57.4 47.8 68.9 31.7 53.1 117 285 96.3% 10 pg/mL
9-FLUO Fluorene pg/mL 109 323 268 389 184 312 607 1,940 99.1% 37 pg/mL

Project: Biomonitoring Exposures Study (BEST) - 2.Expanded

Diverse group of smiling adults
95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
1-NAP Naphthalene pg/mL 218 1100 919 1320 472 1050 2670 12400 99.1% 25 pg/mL
1-PHEN Phenanthrene pg/mL 218 99.6 87.0 114 60.7 104 182 445 97.7% 10 pg/mL
1-PYR Pyrene pg/mL 218 100 86.4 116 52.0 100 201 556 91.3% 20 pg/mL
2-FLUO Fluorene pg/mL 218 191 166 220 102 193 357 1150 98.6% 20 pg/mL
2-NAP Naphthalene pg/mL 218 3830 3260 4500 1680 4040 10000 22200 100% 20 pg/mL
2-PHEN Phenanthrene pg/mL 218 35.1 31.0 39.6 20.0 37.2 63.6 164 89.9% 10 pg/mL
3-FLUO Fluorene pg/mL 218 87.9 75.5 102 43.9 77.5 156 844 90.4% 20 pg/mL
3-PHEN Phenanthrene pg/mL 218 53.6 46.7 61.6 31.6 55.9 97.9 278 93.1% 10 pg/mL
9-FLUO Fluorene pg/mL 218 248 218 283 138 249 459 1210 97.2% 37 pg/mL

Project: Firefighter Occupational Exposures (FOX) Project

Firefighters fighting flames, wearing full protective suits and holding large hoses spraying water
95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
1-NAP Naphthalene ng/L 101 1290 1030 1610 613 1300 2210 8270 100% 25.0
1-PHEN Phenanthrene ng/L 101 120 103 138 75.0 119 196 455 100% 10.0
1-PYR Pyrene ng/L 101 87.2 72.8 105 50.2 84.2 141 457 95.1% 20.0
2-FLUO Fluorene ng/L 101 172 149 198 98.4 185 297 510 100% 20.0
2-NAP Naphthalene ng/L 101 3190 2690 3770 2000 3060 4830 11300 100% 20.0
2-PHEN Phenanthrene ng/L 101 67.1 59.5 75.7 41.1 64.8 97.9 204 100% 10.0
3-FLUO Fluorene ng/L 101 83.5 70.5 98.9 44.8 85.8 148 365 96.0% 20.0
3-PHEN Phenanthrene ng/L 101 88.4 75.7 103 51.2 94.1 140 367 100% 10.0
9-FLUO Fluorene ng/L 101 278 236 327 162 279 453 1110 100% 37.0

Project: Maternal and Infant Environmental Exposure Project (MIEEP)

Pregnant woman seated in front of a laptop computer
95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 90th Limit of Detection (LOD), wet-weight
1-NAP Naphthalene ng/L 88 1020 800 1300 465 858 1940 4060 25.0
1-PHEN Phenanthrene ng/L 88 193 161 232 107 198 323 588 10.0
1-PYR Pyrene ng/L 88 186 153 227 88.2 211 334 598 20.0
2-FLUO Fluorene ng/L 88 192 157 235 96.0 188 311 529 20.0
2-NAP Naphthalene ng/L 88 6490 5140 8190 2780 6780 14000 23700 20.0
2-PHEN Phenanthrene ng/L 88 99.4 85.9 115 60.6 94.4 159 235 10.0
3-FLUO Fluorene ng/L 88 54.8 43.7 68.8 23.5 45.8 106 212 20.0
3-PHEN Phenanthrene ng/L 88 69.4 57.3 84.0 34.1 70.2 109 190 10.0
9-FLUO Fluorene ng/L 88 535 440 651 272 536 814 1370 37.0

Footnotes