Document yr9xKvX4B9NqM9Ea1Ob4LLYjV

GRAB SAMPLING AMBIENT MONITORING Page 1. DATE WIND DIRECTION tj---- 6/6/74 S/W 1 6/17/74 WIND VELOCITY 6-8 MPH SPLE. #1 UPWIND 43.5 SPLE. #2 DOWNWIND 52.4 SPLE. #3 DOWNWIND 14.8 SPLE. #4 DOWNWIND SPLE. #5 DOWNWIND 17.6 (a) 21.3 (fa) 7/10/74 Northeast 250 FFM .00 (1/16 ml) .43 (3/16 mi; .26 (3/16 mi) .38 (3/16 mi) 7/11/74 Southeast 250 FFM .09 (1/16 mi) .55 (1/2 mi) .51 (1/2 mi) 2.41 (1/2 mi) 7/15/74 North 650 FFM .24 (1/8 mi) .45 (1/8 mi) .38 (1/8 mi) 2.19 (1/8 mi) 7/16/74 Southwest 150 FFM .33 (1/8 mi) .78 <3/8 mi) .61 (3.8 mi) .40 (3.8 mi) 7/17/74 Southwest 650 FPM 7/18/74 Southwest 300 FFM .25 (1/8 mi) .03 (1/8 mi) .71 (3/8 mi) .32 (1/4 mi) .74 (3/8 mi) .50 (1/4 mi) .45 (3/8 mi) .68 (3/8 mi) 7/22/74 North 600 FPM .00 (1/8 mi) .68 (1/8 mi) .13 (1/8 mi) .23 (1/8 mi) 7/23/74 Northeast I 400 FPM ' .00 (1/8 mi) .45 (1/8 mi) .56 <1/8 mi) .13 <1/8 mi) DESCRIPTION/ COMMENTS #5 (a) Sple in Bldg. 731 #5 (b) Sple 1/2 mi: Downwind NGC 17806 NGC 17807 GRAB SAMPLING AMBIENT MONITORING DATE 7/24/74 WIND DIRECTION East WIND VELOCITY 100 FPM. SPLE. #1 UPWIND .00 (3/16 mi) SPLE. #2 DOWNWIND .31 (3/16 mi) SPLE. #3 DOWNWIND .00 (3/16 mi) SPLE. #4 DOWNWIND .00 (3/16 mi) SPLE. #5 DOWNWIND 7/25/74 East 300 FPM .00 (3/16 mi) .28 (3/16 mi) .00 (3/16 mi) .04 (3/16 mi) 7/29/74 West 800 FPM .24 (1/16 mi) .00 (1/4 mi) .00 (1/4 mi) .76 (1/4 rai) 7/30/74 West 800 FPM .15 (3/16 mi) 1.10 (1/4 mi) .27 (1/4 rai) .15 (1/4 mi) 7/31/74 West 300 FPM .16 -(3/16 mi) .16 (1/4 rai) .57 (1/4 mi) .23 (1/4 mi) 8/5/74 South 50 FPM .00 (1/8 mi) .00 (3/8 rai) .00 (1/8 mi) .00 (3/8 mi) 8/6/74 Southwest < 50 FPM .00 (1/8 mi) .00 (1/8 mi) .00 (1/8 mi) .00 (1/8 rai) 8/7/74 8/8/74 North Northeast 100 FPM 100 FPM ' .00 (1/8 mi) .00 (1/8 mi) .00 (1/8 mi) .00 (1/8 rai) .00 (3/16 mi) .00 (3/16 mi) .00 (3/16 mi) 1.14 (3/16 mi) 8/12/74 South 200 FPM .00 (1/8 mi) .00 (3/8 mi) .00 (3/8 mi) .00 (3/8 mi) Page 2. DESCRIPTION/ COMMENTS GRAB SAMPLING AMBIENT MONITORING Page 3 DATE 8/13/74 3/14/74 3/19/74 WIND DIRECTION South East South WIND I VELOCITY 100 FPM SPLE. #1 upwind .77 <1/8 mi) 600 FPM .00 (1/8 mi) 500 FPM .17 (1/8 mi) SPLE. #2 DOWNWIND .00 (3/8 mi) SPLE. #3 DOWNWIND .00 <3/8 mi) SPLE. #4 DOWNWIND .00 (3/8 mi) SPLE. #5 DOWNWIND .54 (3/16 mi) .00 (3/16 mi) .00 (3/16 mi) .25 (3/8 mi) .44 (3/8 mi) .40 (3/8 mi) DESCRIPTION/ COMMENTS AVERAGES .12 .33 .24 .46 NGC 17808 Study Conducted 6/6/74 - 8/19/74