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DocuSign Envelope ID:B94F2D40-3B3C-47A7-86C2-6F1B4F92C62C <br /> ESG ItnvlrOnmental 3olunons urvup <br /> Leading people,companies and communities to live, Report with Protocols for R e m e d i a t i o n <br /> work and prosper in a sustainable environment. <br /> IAQ Data Chart <br /> Site Location Date TVOC ppb Carbon Dioxide ppm Carbon Monoxide ppr Temperature°F Relative Humidity%RH <br /> +00f A*rorenpe rnunry atiergenc� <br /> orange county er 123 05-Oct-18 05:34',50 PN 352 1350 1.5 75.1 48.9 <br /> orange county er 124 O5-Oct-18 05:35:58 PN 420 1361 1.4 76.6 51.4 <br /> orange county er 1st level command rm 05-Oct-18 05:27:24 PIJ 467 1438 1.6 76.0 58.1 <br /> orange county er 1st level front entry 05-Oct-18 05:07:39 PN 389 938 1.3 75.0 55.6 <br /> orange county er 2nd level elevator lobby 05-00-18 05:01:06 PN 492 863 1.9 78.0 <br /> orange county er 911 corn center front 05-Oct-18 04:55:53 PN 539 1200 1.8 74.5 5&3 <br /> orange county er 911 corn center 05-Oct-18 04A4:24 PN 299 1169 1.8 75.9 51,2 <br /> orange county er air rm 211 05-0ct-18 03:56:58 PN 539 1365 1.5 73.3 59.8 <br /> orange county er EOC 05-Oct-18 05:30:13 PM 394 1034 1.4 74.8 511 <br /> orange county at 119 05-Oct-18 05:33:28 PN 369 1311 1.3 74.8 48.5 <br /> orange county at rm 202 05-Oct-18 04:39:06 PN 420 1335 2.1 73.7 46.8 <br /> orange county er rm 211 05-Oct-18 03:50:20 PIJ 349 1319 2.1 79.2 45.7 <br /> orange county er rm 213 05.0ct-18 03:42:05?IV 351 1170 2.1 83.8 44.0 <br /> orange county er rm 214 05-Oct-18 0339:56 Ply 432 1309 1.3 76.4 49.2 <br /> orange county at rm 215-anderson 05-Oct-18 04:21 A7 PN 312 1315 2.1 76.7 43.6 <br /> orange county er rm 215 05-Oct-18 04:18:00 Phl 335 1323 2.0 79.0 44.9 <br /> orange county er warehouse middle 05-Oct-19 05:37:43 PN 545 605 0.6 79.4 <br /> orange county er warehouse rear 05-Oct-18 05:39:39 PN 508 475 0.9 82.6 <br /> HEALTHY INDOOR AIR <1200 1000 <30 69-76 20%-60% <br /> Key:Pink readings exceed recommended level of TVOC or RH, Bold readings indicate that all four size categories where complete fungal <br /> Purple readings exceed recommended levels fo CO. and bacterial spores are located are above the thresholds and <br /> airborne contamination is likely -readings exceed the EPA's threshold <br /> for total particle mass.Nate:ESG employs a combination of airborne particle <br /> counting,which provides greater detail about the possible sources of particles, <br /> and gravimet6c measurement,which allows for comparison to <br /> the established EPA and WHO air quality standards. <br /> Location 0-3µm Particles cots I0.5µm Particles cnts I 1 Oµm particles cnis E 2.5pm Parti 5.Opm Particle 10.0µm Partid TPM µg1m3 <br /> :1�d,l o u r:'.,, ...j u,j„L, aly rm,,,f �. - _ 1 <br /> 123 39087 1541 401 204 60 16 21.30 <br /> 124 51809 2803 926 495 136 36 47.75 <br /> 1st level command rm 90649 3412 711 287 50 22 25.26 <br /> 1 st level front entry 82624 3491 1058 519 123 34 46,95 <br /> 2nd level elevator lobby 66898 2450 491 173 10 1 9.26 <br /> 911 cum center front 60865 2082 340 104 19 a 10.57 <br /> 911 corn center 59676 1958 321 105 23 7 10.91 <br /> air mr211 53008 2830 762 305 44 13 21.43 <br /> EOC 97498 3078 392 123 13 4 10.24 <br /> 119 51815 2177 516 186 49 16 19.17 <br /> rm 202 50528 2057 571 154 38 8 17.68 <br /> rm 211 52833 3094 857 348 57 15 25-37 <br /> nn 213 6648 749 433 303 95 27 31.53 <br /> rm 214 45622 2513 642 239 22 5 13.53 <br /> on 215-anderson 41636 2428 701 265 55 26 25.36 <br /> rm 215 45743 2429 667 254 40 11 18.60 <br /> warehouse middle 195809 5072 1096 515 72 17 36,96 <br /> warehouse rear 191047 5110 1190 590 92 13 41.29 <br /> <50000 <5000 <1000 <500 <100 <10 <150 <br /> Note:0.3 pm&0-5 pm particles are considered ultrafine The EPA&World Health Organization have established thresholds for <br /> particles that usually consist of fragments of organic particles indoor airborne total particle mass(TPM)based on weight, <br /> such as bacteria,fungi,viruses and insects.1.0 pm-10.0-µm Using a conversion formula devised by manufacturers of particle counting <br /> particles are usually comprised of complete fungal or bacterial spores. systems,the number of airborne particles can be <br /> Note:tobacco smoke can skew the readings obtained by a laser particle counter. the number of airborne particles can be converted to a number based on <br /> 2.0 pm particles may include spores from pathogens Aspergiflus&Penicillium. the weight of the particles and compared to the standards of the EPA <br /> 5.0 pm particles may include spores from toxigenic Chaetomium&5tachybotrys. and World Health Organization. <br /> PM10threshold:50 mcgim'(WHO),150 mcglm' <br /> (EPA) <br /> I'PiV5thresnold:'lb mcgim-(VV HU),3b mcglm- <br /> Environmental Solutions Group 9 1000 N. Elm St., Greensboro, NC 27401 * 336-373-1538 • www.Go-ESG.com <br />