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PUBLIC HEALTH ASSESSMENT

ANDREWS AIR FORCE BASE
CAMP SPRINGS, PRINCE GEORGE'S COUNTY, MARYLAND


Table 5.

Chemicals Detected in Off-Site Surface Soil
Chemical Range
(ppm)
Frequency of Detections Frequency above Standards Comparison Values
(ppm)
Type
Semi-volatile Organic Compounds
Bis(2-ethylhexyl)phthalate0.043 BJ-0.31 BJ3/3050CREG
Di-n-butyl phthalate0.52 BJ-1.03/305,000child RMEG
Polycyclic Aromatic Hydrocarbons
Acenaphthene0.3241/303,000child RMEG
Anthracene0.12-0.273/3020,000child RMEG
Benz(a)anthracene0.2821/300.87RBC
Benzo(b+k)fluoranthene0.041-0.8382/300.87 RBC
[benzo(b)fluoranthene]
Benzo(g,h,i)perylene0.059-0.143/3NANANA
Chrysene5.971/3087RBC
Dibenz(a,h)anthracene0.0651/300.087RBC
Fluoranthene0.044-0.3873/302,000child RMEG
Indeno(1,2,3-cd)pyrene0.161/300.87RBC
Phenanthrene0.042-0.3162/3NANANA
Pyrene0.11-0.132/302,000child RMEG
Metals
Aluminum5,450-9,9003/30100,000child I-EMEG
Arsenic1.8-2.43/3 3
0
0.5
20
CREG
child C-EMEG
Beryllium0.39-0.643/30100child RMEG
Cadmium0.1-0.282/3010child C-EMEG
Chromium5.7-11.83/30230 RBC
(chromium VI)
Cobalt3.1-4.63/304,700RBC
Copper4.4-5.63/303,100RBC
Iron5,440-14,0003/3023,000RBC
Lead11.4-47.53/30400SSL
Nickel5.8-7.23/301,000child RMEG
Tin5.8-6.33/3047,000RBC
Zinc19.1-29.53/3020,000child C-EMEG

Reference: Andrews AFB 1993

Abbreviations:
CREG - Cancer Risk Evaluation Guide
C-EMEG - chronic Environmental Media Evaluation Guide
I-EMEG - intermediate Environmental Media Evaluation Guide
NA - not available
ppm - parts per million
RBC - Risk-based Concentration
RMEG - Reference Dose Media Evaluation Guide
SSL - Soil Screening Level

Qualifiers:

B - found in blank
J - estimated


Table 6.

Chemicals Detected in Surface Water and Sediment in the Unnamed Tributary to Paynes Branch
Chemical Range
(ppb)
Frequency of Detections Frequency above Standards Comparison Values
(ppb)
Type
SURFACE WATER
Semi-volatile Organic Compounds
Naphthalene5-702/4120LTHA
Total Petroleum Hydrocarbons
Diesel Range Organics78-1503/4NANANA

SEDIMENT

Semi-volatile Organic Compounds
Acenaphthene22-3402/403,000,000child RMEG
Anthracene20-3103/4020,000,000child RMEG
Benz(a)anthracene140-2,5003/41870RBC
Benzo(a)pyrene110-2,2003/43100CREG
Benzo(b)fluoranthene200-3,5003/41870RBC
Benzo(g,h,i)perylene6701/4NANANA
Benzo(k)fluoranthene150-2,3002/408,700RBC
Bis(2-ethylhexyl)phthalate170-24,0004/4050,000CREG
Butyl benzyl phthalate311/4010,000,000child RMEG
Chrysene140-2,5003/4087,000RBC
Diethylphthalate48-1704/4040,000,000child RMEG
Di-n-butyl phthalate110-2504/405,000,000child RMEG
Di-n-octyl phthalate33,0001/4020,000,000child I-EMEG
Fluoranthene110-5,9004/402,000,000child RMEG
Fluorene22-2702/402,000,000child RMEG
Indeno(1,2,3-cd)pyrene7501/40870RBC
2-Methylnaphthalene461/401,600,000RBC
Phenanthrene44-1,7004/4NANANA
Pyrene120-6,2004/402,000,000child RMEG
Total Petroleum Hydrocarbons
Diesel Range Organics8,000-280,0004/4NANANA

Reference: EA Engineering 1993

Abbreviations:
CREG - Cancer Risk Evaluation Guide
I-EMEG - intermediate Environmental Media Evaluation Guide
LTHA - Lifetime Health Advisory for drinking water
NA - not available
ppb - parts per billion
RBC - Risk-based Concentration
RMEG - Reference Dose Media Evaluation Guide


Table 7.

Chemicals Detected in Surface Water and Sediment in Cabin Branch
Chemical Range
(ppb)
Frequency of Detections Frequency above Standards Comparison Values
(ppb)
Type
SURFACE WATER
Volatile Organic Compounds
Benzene2.51/7 1
0
0.6
5
CREG
MCL
cis-1,2-Dichloroethene0.94 FJ1/7070LTHA
Methylene chloride2.31/705CREG
Trichloroethene0.56 FJ-12/705MCL
Semi-volatile Organic Compounds
Bis(2-ethylhexyl)phthalate5.3 B/B1/7 1
0
3
200
CREG
child RMEG
Metals
Aluminum, total29.6 FJ-104 FJ6/7020,000child I-EMEG
Arsenic, total3.1 FB-4.1 FB4/7 4
4
0.02
3
CREG
child C-EMEG
Barium, total41.4-75.87/70700child RMEG
Beryllium, total0.3 FJ-0.4 FJ2/7020child RMEG
Calcium, total15,200-51,2007/7NANANA
Chromium, total10.51/7030 child RMEG
(chromium VI)
Cobalt, total5.2 FJ1/702,200RBC
Copper, total2.2 FJ-4.0 FJ4/701,300MCLG
Iron, total122 FJ-43,1007/7111,000RBC
Magnesium, total3,650-13,2007/7NANANA
Manganese, total11.5-3897/70500child RMEG
Mercury, total 0.183 FJ-
0.218 FJ
2/702LTHA
Molybdenum5.1 FJ-5.7 FJ2/7010CLHA
Nickel, total7.3 FJ-28.53/70100LTHA
Potassium, total 1,310 FJ-
3,020 FJ
6/7NANANA
Sodium, total18,900-31,2007/7NANANA
Thallium, total4.7 FJ-4.8 FJ2/720.5LTHA
Vanadium, filtered3.3 FJ1/5030child I-EMEG
Zinc, total12.1 FJ-44.47/703,000child C-EMEG
SEDIMENT
Volatile Organic Compounds
Acetone18 FJ-22 FJ2/705,000,000child RMEG
2-Butanone4.8 FJ-5.7 FJ2/7030,000,000child RMEG
p-Isopropyltoluene1.7 FJ1/7NANANA
Methylene chloride18 J1/7090,000CREG
Toluene1.3 FJ1/701,000,000child I-EMEG
1,1,1-Trichloroethane9.1 FJ1/7022,000,000RBC
Trichloroethene2.2 FJ-56 J3/7058,000RBC
Semi-volatile Organic Compounds
Anthracene310 FJ1/7020,000,000child RMEG
Benz(a)anthracene260 FJ-1,500 FJ6/72870RBC
Benzo(a)pyrene250 FJ-1,400 FJ5/75100CREG
Benzo(b)fluoranthene390 FJ-1,9005/73870RBC
Benzo(g,h,i)perylene230 FJ-510 FJ2/7NANANA
Benzo(k)fluoranthene180 FJ-740 FJ3/708,700RBC
Chrysene280 FJ-1,7005/7087,000RBC
Dibenz(a,h)anthracene260 FJ1/7187RBC
Fluoranthene580 FJ-3,9006/702,000,000child RMEG
Indeno(1,2,3-cd)pyrene260 FJ-1,000 FJ3/71870RBC
Phenanthrene290 FJ-1,600 FJ5/7NANANA
Pyrene440 FJ-2,7006/702,000,000child RMEG
Metals
Aluminum 995,000-
6,670,000
7/70100,000,000child I-EMEG
Arsenic674 FJ-5,400 FJ7/7 7
0
500
20,000
CREG
child C-EMEG
Barium5,070-120,0007/704,000,000child RMEG
Beryllium28 FJ-670 FJ7/70100,000child RMEG
Cadmium317 FJ-773 FJ5/7010,000child C-EMEG
Calcium 205,000-
1,380,000
7/7NANANA
Chromium3,890 FJ-27,0007/70230,000 RBC
(chromium VI)
Cobalt810 FJ-3,340 FJ7/704,700,000RBC
Copper3,200-5,2807/703,100,000RBC
Iron 2,400,00-
13,300,000 K
7/7023,000,000RBC
Lead4,480 FJ-21,3007/70400,000SSL
Magnesium 275,000-
1,700,000
7/7NANANA
Manganese5,030-39,3007/703,000,000child RMEG
Mercury26 FJ-36FJ4/7NANANA
Molybdenum 1,120 FJ-
2,100 FJ
3/70300,000child RMEG
Nickel3,650-11,4007/701,000,000child RMEG
Potassium 197,000 FJ-
1,540,000
7/7NANANA
Sodium 25,800 FJ-
93,900 FJ
7/7NANANA
Vanadium2,640-13,800 J7/70200,000child I-EMEG
Zinc15,100-80,3007/7020,000,000child C-EMEG
SEEP
Volatile Organic Compounds
Benzene581/5 1
1
0.6
5
CREG
MCL
2-Butanone19 FL-29 L2/506,000child RMEG
Chloroform21/506CREG
1,2-Dichloroethane6.11/5 1
0
0.4
700
CREG
CLHA
1,1-Dichloroethene0.26 FL1/5 1
0
0.06
90
CREG
child C-EMEG
cis-1,2-Dichloroethene122/5070LTHA
trans-1,2-Dichloroethene0.34 FJ-0.4 FJ2/50100LTHA
Isopropylbenzene0.81/5NANANA
Methyl tert-butyl ether57 FJ1/50200LTHA
Methylene chloride0.3 FB-0.63 FB3/505CREG
Trichloroethene5.5-352/525MCL
o-Xylene0.34 FJ1/5012,000RBC
Semi-volatile Organic Compounds
Bis(2-ethylhexyl)phthalate8.1 B1/3 1
0
3
200
CREG
child RMEG
Metals
Aluminum, total188 FJ-6,4903/3020,000child I-EMEG
Arsenic, total7.7 FJ1/3 1
1
0.02
3
CREG
child C-EMEG
Barium, total44.9-90.83/30700child RMEG
Beryllium, total0.3 FJ-5.73/3020child RMEG
Cadmium, total2.5 FJ-9.43/332child C-EMEG
Calcium, total5,570-9,6003/3NANANA
Chromium, total5.2 FJ1/3030 child RMEG
(chromium VI)
Cobalt, total11.1 FJ-443/302,200RBC
Copper, total2.6 FJ-6 FJ3/301,300MCLG
Iron, total246 B-6,0103/3011,000RBC
Lead, total2.2 FJ1/3015MCL
Magnesium, total2,360-5,9003/3NANANA
Manganese, total37.3-1483/30500child RMEG
Mercury, filtered0.161 FJ1/302LTHA
Molybdenum, total4.2 FJ-6.4 FJ3/3010CLHA
Nickel, total12.4 FJ-82.13/30100LTHA
Potassium, total1.65 FJ-2.28 FJ2/3NANANA
Sodium, total13,100-31,7003/3NANANA
Zinc, total28.7-2233/303,000child C-EMEG

Reference: IT Corporation 2000b

Abbreviations:
CREG - Cancer Risk Evaluation Guide
I-EMEG - intermediate Environmental Media Evaluation Guide
C-EMEG - chronic Environmental Media Evaluation Guide
CLHA - Child Longer Term Health Advisory
LTHA - Lifetime Health Advisory for drinking water
MCL - Maximum Contaminant Level
MCLG - Maximum Contaminant Level Goal
NA - not available
ppb - parts per billion
RBC - Risk-based Concentration
RMEG - Reference Dose Media Evaluation Guide
SSL - Soil Screening Level

Qualifiers:
B - analyte detected in associated blank
F - analyte detected, but below the reporting limit
J - analyte detected, but reported value may not be accurate or precise
K - reported value may be biased high
L - reported value may be biased low


Table 8.

Chemicals Detected in Surface Water, Sediment, and Fish in the Base Lake
Chemical Range
(ppb)
Frequency of Detections Frequency above Standards Comparison Values
(ppb)
Type
SURFACE WATER
Semi-volatile Organic Compounds
Bis(2-ethylhexyl)phthalate0.7 J1/203CREG
Diethylphthalate0.8 BJ-1.0 BJ2/208,000child RMEG
Metals
Aluminum, total65.7-74.92/2020,000child I-EMEG
Antimony, dissolved6.6-9.22/223LTHA
Cadmium, dissolved2.6-4.62/222child C-EMEG
Copper, dissolved2.2-3.42/201,300MCLG
Iron, total415-4902/2011,000RBC
Tin, dissolved24.6-28.52/2022,000RBC
SEDIMENT
Volatile Organic Compounds
Chlorobenzene2 J1/201,000child RMEG
Semi-volatile Organic Compounds
Bis(2-ethylhexyl)phthalate32 BJ-660 BJ2/2050,000CREG
Di-n-butyl phthalate1,200 B-1,700 B2/205,000,000child RMEG
Metals
Aluminum224,000-9,930,0002/20100,000,000child I-EMEG
Arsenic3,5001/21

0

500
20,000
CREG
child C-EMEG
Beryllium4501/20100,000child RMEG
Chromium21,6001/20230,000 RBC
(chromium VI)
Copper400-13,4002/203,100,000RBC
Iron741,000-17,500,0002/2023,000,000RBC
Lead1,100-26,5002/20400,000SSL
Nickel3,200-13,9002/201,000,000child RMEG
Silver3,5001/20300,000child RMEG
Tin5,800-25,2002/2047,000,000RBC
Zinc56,8001/2020,000,000child C-EMEG
FISH
Volatile Organic Compounds
Acetone24-252/2NANANA
Semi-volatile Organic Compounds
Anthracene671/2NANANA
Bis(2-ethylhexyl)phthalate71 BJ-130 BJ2/2NANANA
Di-n-butyl phthalate350 B-360 B2/2NANANA
Fluoranthene3401/2NANANA
Pesticides/Polychlorinated Biphenyls
4,4'-DDE3 J-6.3 J2/2NANANA
Dieldrin1.9 J1/2NANANA
Aroclor-125419 J-26 J2/2NANANA
Aroclor-126026 J-28 J2/2NANANA
Metals
Aluminum1,200-2,3002/2NANANA
Antimony1901/2NANANA
Chromium5101/2NANANA
Copper370-4502/2NANANA
Mercury360-5902/2NANANA
Nickel3601/2NANANA
Tin1,100-1,4002/2NANANA
Zinc8,800-51,3002/2NANANA

Reference: Andrews AFB 1993

Abbreviations:
C-EMEG - chronic Environmental Media Evaluation Guide
CREG - Cancer Risk Evaluation Guide
I-EMEG - intermediate Environmental Media Evaluation Guide
LTHA - Lifetime Health Advisory for drinking water
MCLG - Maximum Contaminant Level Goal
NA - not available
ppb - parts per billion
RBC - Risk-based Concentration
RMEG - Reference Dose Media Evaluation Guide

Qualifiers:
B - found in blank
J - estimated



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A-Z Index

  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z
  27. #