Fairbanks North Star Borough 1/10/2009 PM2.5 Sniffer Vehicle Sampling Notes

At 12:26 pm, over 1,000 micrograms/m3 sampled across from Woodriver Elementary School

01-10-2009_085700_city Todd Thompson FNSB, city run, mileage 17048, cold clear, ice fog, -37ish

8:57:00 started run, detour going to Steve's house to retrieve a spare key so he can get into his vehicle, locked out!! Hahaha 8:59:00 current numbers in teens 9:13:00At Steves house on hill, clean numbers, still very cold. 9:18:00 No ice fog on Farmers Loop, numbers were clean. Got on University ave, thick ice fog, no increase in numbers at University and College. 9:25:00 back at Peger shop, dropping Steve off 9:30:00 leaving peger road and starting city run 9:32:45just off of van horn road, variation to normal run 9:36:00 heavy ice fog on van horn, light traffic, numbers 20 and below 9:45:00 leaving trailer court in south fairbanks, clean, numbers below 10 9:45:45 on old richardson, just got into heavy ice fog, but numbers did not increase at all.. Still clean 9:48:03 driving by coal boiler on 27th, can see smoke plume but no increase in numbers, exhaust is going up and away. 9:49:00 smell wood smoke, numbers up to 30s for a moment 9:56:00 downtown, numbers jumped up to 40s and 50s, thick ice fog and light traffic 10:07:30 by downtown BAM, numbers in 30s, thick ice fog, no traffic 10:18:00 START co-locate at Nordale trailer 10:18:01 1 hour 20 minute TWA = 20.9, current numbers at 20s 10:34:00 END co-locate, very thick ice fog, numbers in 20s and 30s 10:37:50 numbers up to 80s, smells like wood smoke 10:43:50 numbers in 20s, thick ice fog. 10:52:00 go up Birch hill to see where temperature break is. Right now thick ice fog 10:53:20just got out of ice fog going up highway 10:55:30 looking at downtown powerplant from top hill on road, ice fog thick, but can see power plant stack 10:56:00took picture of University power plant 10:58:40took picture of Valley from Door of Hope Church 11:04:00top of birch hill, numbers are around 0, still pretty cold up here!! 11:07:00top of stack on power plant is visible, but building is covered in fog, dense ice fog all over fairbanks 11:08:30 no ice fog at this intersection a few minutes ago, but now there is dense ice fog, it must be climbing up the hill 11:11:11 back into dense ice fog next to box stores, numbers are still clean, below 10 11:12:00 ice fog is so thick, could not see stop light until about less than 100 feet away from it. 11:13:00 in this thick ice fog, numbers are still pretty clean, below 10 11:13:20 of course, numbers jump up to 30 after is say it is clean........... 11:16:00 still thick ice fog, skipping neighborhood section of run 11:17:00 numbers up to 60, smells like wood smoke!!!!!!!!!11:27:00thick ice fog along university avenue, numbers pretty clean on north end,

as approaching geist road numbers climbing 11:28:43 climbing up and over over pass on Johanson expressway, numbers increasing to 40 going over overpass, thick ice fog 11:32:30 numbers in 40, college and Illinoise, thick ice fog 11:33:40 numbers up to 90, light traffic, heavy ice fog, not sure where from? 11:35:00 downtown, numbers much dirtier than when came through earlier, up in the 70s!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 11:38:00 Dragging the Gut!! aka(driving down Airport Way) 11:40:18 number over 100, next to the movie theater on Airport way, very light traffic if any at all!!!!!!!!!! Heavy ice fog 11:43:20 neighborhood behind Sears, winds from the east, blowing toward west/northwest 11:53:00 numbers up to 150, smells like woodsmoke on geist road... 11:57:10JUST DROVE OUT OF ICE FOG, CAN SEE UNIVERSITY HILL VERY CLEARLY, NUMBERS BELOW 10!!! 11:57:15 can see the ice fog wall west of me at the Fairbanks street intersection on Geist road, but I am in a very clear spot, no ice fog 11:59:00just drove into the ice fog as going under overpass going into University west neighborhood. I BELIEVE THAT A BLAST OF CLEAN FRESH AIR IS COMING FROM THE NORTH AND MAKING A CLEAR SPOT ALONG GIEST ROAD .... 11:59:50 3 HOUR TWA = 22.5 Cleaner on the east side than on west side of fairbanks.... 12:14:00 climbing up hill above just a store for temperature break point, still in ice fog 12:14:20 still in ice fog, though it is getting thinner!! Numbers below 10 12:14:35 Ice fog is thinning 12:14:50 at top of the ice fog 12:15:00 out of the ice fog 12:17:00taking picture from top of ridge. You can see where ice fog is absent due to wind from north drainage/ goldstream drainage!!!!! 12:18:55 winds are from the north up here, over 10 mph 12:22:50 back into the icefog!! 12:24:11 going into U-West, winds light from the north, numbers up to 60 next to woodriver school 12:25:00 smells like thick wood smoke, choking bad woodsmoke!! Winds variable! 12:25:30taking picture of OWB next to school, boiling away!! 12:26:00 driving directly into plume of OWB, numbers over 200!!! 12:26:30 Numbers over 1000!!!!!!!!!!!!!!!! Taking a picture of OWB with numbers over 1000 12:27:30 number over 400, the wood boiler is very stinky!! 12:29:30 light winds from the south are blowing the smoke northwards towards school. Drove around and back into smoke plume, over 300, disgusting!!! 12:31:50 heavy ice fog in university west, smell like wood smoke! Numbers from 60s to 80s 12:33:59 I think I am going to puke because of the smoke smell, very choking!!!!! 12:38:00 numbers climbing, variable winds, smells like wood smoke from all of the wood burners 12:39:00 numbers back down to 0, ice fog not as thick, no wood burners on this section

Fairbanks North Star Borough 1/10/2009 PM2.5 Sniffer Vehicle Sampling Notes, page 2of road, all condos, no houses!!!

12:40:30 less ice fog on on ramp, but in front of me on bridge over river is a thick bank of ice fog 12:40:45 driving back into ice fog near bridge 12:40:55 numbers over 100, coming from the same neighborhood I was just in, winds blowing from University West neighborhood over highway 12:43:00 very thick ice fog near airport and Dale road area. 12:43:40 very strong smell of wood smoke, numbers over 100 12:44:40 strong wood smell, smoky, thick ice fog, hazy, nasty wood smoke 12:45:30 marking way piont for two wood stove burning on either side of me on road, numbers over 160, burning away! 12:47:03 another way point for wood stove burning, almost everyone is burning wood back here!!!!!!!!!!!!!!!!!!! 12:49:15 numbers into 70s, not sure where from, stinks though 12:50:18 winds appear to be blowing from the north, light and variable 12:53:20thick ice fog behind airport 12:56:50 van horn extension, winds from the north 12:58:40 picture of exhaust stacks blowing over flat from the north 12:59:004 hour TWA = 31.3 13:05:00 got gas for vehicle on Van Horn 13:11:00 back at Peger shop, dropping Steve off 13:12:00 END RUN current numbers are 50s in parking lot. Cleaner on East side of Fairbanks than on the West side. OWB in U-West over 1000!!!!!

Fairbanks North Star Borough 1/10/2009 PM2.5 Sniffer Vehicle Sampling Notes, page 3