Radiation Table | Delmarva Dental Services

Radiation Table

Print Friendly, PDF & Email
Whole Body Absorbed Dose

SOURCE

microSieverts (uSv)

millirems (mrems)

Air in a year

2280

228

Cosmic rays in a year

260

26

Ground in a year

160-630

16-63

Computer screen in a year

10

1

TV Screen in a year

10

1

Living in a brick house a yr

80

8

Sleeping next to someone a yr

20

2

½ pack of cigarettes per day (1yr)

180 body (160,000 to lungs)

18 body (16,000 to lungs)

One hr of airplane travel

5

.5

Airport body scanner

.05 to .25

.005 to .025

1 dental x-ray film

0..3

.03

1 digital dental x-ray*

0.1

.01

Full set of dental film x-rays

18

1.8

Full set dental digital x-rays *

6

.6

Panoramic film

17-26

1.7-2.6

Panoramic digital*

4.6-14.9

.6-1.49

Dental Cone Beam Computer Tomography (3D CBCT)*

70 to 200

7 to 20

Chest x-ray

100

10

Mammogram

420-700

42-70

CAT scan of head

2000-3000

200-300

CAT scan of upper GI

6000-10,000

600-1000

CAT scan of abdomen/pelvis

15,000

1500

CAT coronary angiograph

16,000

1600

Allowable Yrly Amount Nuclear  Radiation Employee

20,000

2,000

Amt of Short Term Exp Cause Radiation Poisoning

40,000

4,000

Amount of Short term x-ray exposure thought to cause cancer (EPA)  (in an hour or less)

1,000,000

100,000

Amount  of short term exposure to cause death (EPA)

20,000,000

2,000,000

3 Mile Island 10 mi radius (1979)

80

8

Fukushima, Japan Nuclear Accident at Town Hall  (2011)

100

10

Fukushima, Japan Nuclear Accident  Plant (2011)

400,000

40,000

Chernobyl (1986  ) at reactor meltdown per hour

50,000,000

5,000,000

Chernobyl (1986) range  people living in area

33,000 to 80,000

3,300 to 8,000

* used at Delmarva Dental Services